{"id":911,"date":"2026-06-25T09:01:31","date_gmt":"2026-06-25T09:01:31","guid":{"rendered":"https:\/\/nmrv063gearbox.com\/product\/ep-nrv-e130-aluminium-worm-gearbox\/"},"modified":"2026-06-25T09:01:32","modified_gmt":"2026-06-25T09:01:32","slug":"ep-nrv-e130-aluminium-worm-gearbox","status":"publish","type":"product","link":"https:\/\/nmrv063gearbox.com\/vi\/product\/ep-nrv-e130-aluminium-worm-gearbox\/","title":{"rendered":"EP-NRV-E130 Aluminium Worm Gearbox"},"content":{"rendered":"<h2 style=\"color:#1B3F6E;font-family:Arial,sans-serif;font-size:clamp(18px,2.5vw,24px);border-left:4px solid #E8A020;padding-left:12px;margin-top:32px;\">EP-NRV-E130 &mdash; Shaft-Input Aluminium Worm Gearbox with Tail Output Shaft<\/h2>\n<p style=\"font-size:clamp(14px,2vw + 10px,18px);color:#3A3A3A;line-height:1.8;word-break:break-word;\">\n<p><img decoding=\"async\" src=\"https:\/\/nmrv063gearbox.com\/wp-content\/uploads\/2026\/06\/nrv-e-worm-gear-speed-reducer.webp\" alt=\"EP-NRV-E130 shaft-input aluminium worm gearbox with tail output shaft\" style=\"max-width:100%;height:auto;display:block;margin:20px auto;border-radius:6px;\" \/><\/p>\n<h2 style=\"color:#1B3F6E;font-family:Arial,sans-serif;font-size:clamp(18px,2.5vw,24px);border-left:4px solid #E8A020;padding-left:12px;margin-top:32px;\">Technical Specifications &mdash; EP-NRV-E130<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/nmrv063gearbox.com\/wp-content\/uploads\/2026\/06\/nrv-e-worm-gear-speed-reducer-specification.webp\" alt=\"NRV-E130 worm gearbox dimension drawing shaft input tail output shaft\" style=\"max-width:100%;height:auto;display:block;margin:20px auto;border-radius:6px;\" \/><\/p>\n<div style=\"overflow-x:auto;\">\n<table style=\"width:100%;border-collapse:collapse;font-size:clamp(13px,1.8vw,16px);font-family:Arial,sans-serif;\">\n<thead>\n<tr style=\"background:#1B3F6E;color:#fff;\">\n<th style=\"padding:10px 12px;text-align:left;\">Tham s\u1ed1<\/th>\n<th style=\"padding:10px 12px;text-align:left;\">Gi\u00e1 tr\u1ecb<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">Lo\u1ea1t<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">NRV-E (Solid Shaft Input, No Flange, Worm-Direction Tail Output Shaft)<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">Kho\u1ea3ng c\u00e1ch trung t\u00e2m<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">130 mm<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">T\u1ef7 l\u1ec7 gi\u1ea3m<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">5, 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">C\u00f4ng su\u1ea5t \u0111\u1ea7u v\u00e0o \u0111\u1ecbnh m\u1ee9c<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">C\u00f4ng su\u1ea5t l\u00ean \u0111\u1ebfn 11 kW<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">Ph\u1ea1m vi t\u1ed1c \u0111\u1ed9 \u0111\u1ea7u ra<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">T\u1eeb 14 \u0111\u1ebfn 280 v\u00f2ng\/ph\u00fat (v\u1edbi t\u1ed1c \u0111\u1ed9 \u0111\u1ea7u v\u00e0o 1400 v\u00f2ng\/ph\u00fat)<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">M\u00f4-men xo\u1eafn \u0111\u1ea7u ra t\u1ed1i \u0111a<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">12.076 N\u00b7m<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">C\u1ea5u h\u00ecnh \u0111\u1ea7u v\u00e0o<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">Solid shaft input (no IEC flange) + worm-direction tail output shaft<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">Tr\u1ee5c \u0111\u1ea7u v\u00e0o<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">Solid keyed shaft input<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">Tr\u1ee5c \u0111\u1ea7u ra \u0111u\u00f4i<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">H\u01b0\u1edbng quay c\u1ee7a tr\u1ee5c v\u00edt (\u0111\u1ed3ng tr\u1ee5c v\u1edbi tr\u1ee5c v\u00edt, \u0111\u1ea7u \u0111\u1ed1i di\u1ec7n)<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">V\u1eadt li\u1ec7u x\u00e2y nh\u00e0<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">H\u1ee3p kim nh\u00f4m \u0111\u00fac<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">V\u1eadt li\u1ec7u b\u00e1nh r\u0103ng tr\u1ee5c v\u00edt<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">\u0110\u1ed3ng phosphor<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">V\u1eadt li\u1ec7u tr\u1ee5c v\u00edt<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">Th\u00e9p h\u1ee3p kim 20CrMnTi, t\u00f4i c\u1ee9ng b\u1ec1 m\u1eb7t, m\u00e0i ch\u00ednh x\u00e1c.<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">\u0110\u01b0\u1eddng k\u00ednh l\u1ed7 \u0111\u1ea7u ra<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">45 mm H7 with keyway<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">B\u00f4i tr\u01a1n<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">D\u1ea7u h\u1ed9p s\u1ed1 ISO VG 220 (\u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ed5 \u0111\u1ea7y t\u1ea1i nh\u00e0 m\u00e1y)<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">V\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">B3, B6, B7, B8, V5, V6<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">L\u1edbp b\u1ea3o v\u1ec7<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">IP54<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;\">Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh<\/td>\n<td style=\"padding:9px 12px;\">-10\u00b0C \u0111\u1ebfn +40\u00b0C<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div style=\"overflow-x:auto;\">\n<p style=\"font-weight:bold;color:#1B3F6E;margin:16px 0 4px;\">NRV-E130 Performance Table (11 kW \/ 1400 r\/min)<\/p>\n<table style=\"width:100%;border-collapse:collapse;font-size:clamp(13px,1.8vw,16px);font-family:Arial,sans-serif;\">\n<thead>\n<tr style=\"background:#1B3F6E;color:#fff;\">\n<th style=\"padding:10px 12px;text-align:left;\">T\u1ef7 l\u1ec7 (i)<\/th>\n<th style=\"padding:10px 12px;text-align:left;\">T\u1ed1c \u0111\u1ed9 \u0111\u1ea7u ra (v\u00f2ng\/ph\u00fat)<\/th>\n<th style=\"padding:10px 12px;text-align:left;\">M\u00f4-men xo\u1eafn \u0111\u1ea7u ra (N\u00b7m)<\/th>\n<th style=\"padding:10px 12px;text-align:left;\">H\u1ec7 s\u1ed1 d\u1ecbch v\u1ee5 (fs)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">7.5<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">187<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">3,893<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">1.9<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">10<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">140<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">4,285<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">1.8<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">15<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">93<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">4,905<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">1.4<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">20<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">70<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">5,399<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">1.1<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">25<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">56<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">5,816<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">1.1<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">30<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">47<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">6,181<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">1.1<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">40<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">35<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">7,607<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">1.2<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">50<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">28<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">8,084<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">1.2<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">60<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">23<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">8,897<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">1.0<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">80<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">18<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">10,185<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">1.0<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;\">100<\/td>\n<td style=\"padding:9px 12px;\">14<\/td>\n<td style=\"padding:9px 12px;\">12,076<\/td>\n<td style=\"padding:9px 12px;\">1.1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"Product\",\n    \"name\": \"EP-NRV-E130 Aluminium Worm Gearbox\",\n    \"brand\": {\n        \"@type\": \"Brand\",\n        \"name\": \"EP\"\n    },\n    \"sku\": \"EP-NRV-E130\",\n    \"description\": \"Shaft-input aluminium worm gearbox with worm-direction tail output shaft, 130mm centre distance, up to 11 kW, max torque 12,076 Nm, IP54.\",\n    \"material\": \"Die-cast aluminium alloy housing, phosphor bronze worm wheel\",\n    \"category\": \"Aluminium Worm Reducer\",\n    \"offers\": {\n        \"@type\": \"Offer\",\n        \"priceCurrency\": \"USD\",\n        \"price\": \"Contact for Quote\",\n        \"availability\": \"https:\\\/\\\/schema.org\\\/InStock\"\n    }\n}<\/script><\/p>\n<h2 style=\"color:#1B3F6E;font-family:Arial,sans-serif;font-size:clamp(18px,2.5vw,24px);border-left:4px solid #E8A020;padding-left:12px;margin-top:32px;\">\u2705 C\u00e1c t\u00ednh n\u0103ng ch\u00ednh v\u00e0 l\u1ee3i \u00edch \u0111\u1ed9c \u0111\u00e1o<\/h2>\n<div style=\"display:flex;flex-wrap:wrap;gap:16px;margin-top:16px;\">\n<div style=\"width:100%;max-width:400px;box-sizing:border-box;background:#fff;border:1px solid #D8DCE3;border-top:4px solid #1B3F6E;border-radius:6px;padding:3%;\">\n<h3 style=\"color:#1B3F6E;font-size:clamp(15px,2vw,18px);margin-top:0;\">\ud83d\udd17 Tr\u1ee5c \u0111\u1ea7u ra \u0111u\u00f4i ki\u1ec3u v\u00edt me \u2014 \u0110i\u1ec3m kh\u00e1c bi\u1ec7t then ch\u1ed1t<\/h3>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,16px);line-height:1.7;\">The defining feature of the NRV-E130 is its additional tail output shaft that extends in the same direction as the worm shaft axis. This second output enables simultaneous drive of two independent loads from a single gearbox &mdash; a primary application drive via the main output bore and a secondary auxiliary drive (encoder, tachometer, small pump, or fan) via the tail shaft.<\/p>\n<\/div>\n<div style=\"width:100%;max-width:400px;box-sizing:border-box;background:#fff;border:1px solid #D8DCE3;border-top:4px solid #E8A020;border-radius:6px;padding:3%;\">\n<h3 style=\"color:#1B3F6E;font-size:clamp(15px,2vw,18px);margin-top:0;\">&#128229; 11 kW Chain + Port Throughput Monitoring<\/h3>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,16px);line-height:1.7;\">The NRV-E130 handles 11 kW chain input from diesel engines or hydraulic motor stations while the tail shaft provides the speed signal for port terminal management throughput monitoring systems.<\/p>\n<\/div>\n<div style=\"width:100%;max-width:400px;box-sizing:border-box;background:#fff;border:1px solid #D8DCE3;border-top:4px solid #2E9E6B;border-radius:6px;padding:3%;\">\n<h3 style=\"color:#1B3F6E;font-size:clamp(15px,2vw,18px);margin-top:0;\">&#9711; Same Torque as Standard NRV130<\/h3>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,16px);line-height:1.7;\">The NRV-E130 delivers identical maximum output torque (12,076 N&middot;m) to the standard NRV130, confirming that the tail shaft adds zero performance penalty on the main output. The tail shaft is driven directly off the worm shaft end, not the output stage.<\/p>\n<\/div>\n<div style=\"width:100%;max-width:400px;box-sizing:border-box;background:#fff;border:1px solid #D8DCE3;border-top:4px solid #E8A020;border-radius:6px;padding:3%;\">\n<h3 style=\"color:#1B3F6E;font-size:clamp(15px,2vw,18px);margin-top:0;\">\ud83c\udd46 B\u1ed9 m\u00e3 h\u00f3a &amp; Ph\u1ea3n h\u1ed3i s\u1eb5n s\u00e0ng<\/h3>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,16px);line-height:1.7;\">Tr\u1ee5c \u0111\u1ea7u ra ph\u00eda \u0111u\u00f4i cung c\u1ea5p \u0111i\u1ec3m k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp cho c\u00e1c b\u1ed9 m\u00e3 h\u00f3a quay, m\u00e1y ph\u00e1t t\u1ed1c \u0111\u1ed9 v\u00e0 m\u00e1y ph\u00e1t xung gi\u00e1m s\u00e1t t\u1ed1c \u0111\u1ed9 tr\u1ee5c v\u00edt trong h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n chuy\u1ec3n \u0111\u1ed9ng v\u00f2ng k\u00edn, lo\u1ea1i b\u1ecf c\u00e1c gi\u00e1 \u0111\u1ee1 b\u1ed9 m\u00e3 h\u00f3a b\u00ean ngo\u00e0i v\u00e0 c\u00e1c ph\u1ee5 ki\u1ec7n kh\u1edbp n\u1ed1i.<\/p>\n<\/div>\n<div style=\"width:100%;max-width:400px;box-sizing:border-box;background:#fff;border:1px solid #D8DCE3;border-top:4px solid #1B3F6E;border-radius:6px;padding:3%;\">\n<h3 style=\"color:#1B3F6E;font-size:clamp(15px,2vw,18px);margin-top:0;\">\ud83d\udeab IP54 \u2014 Kh\u1ea3 n\u0103ng ch\u1ed1ng n\u01b0\u1edbc v\u1edbi l\u1edbp ni\u00eam phong k\u00e9p<\/h3>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,16px);line-height:1.7;\">C\u1ea3 l\u1ed7 tho\u00e1t ch\u00ednh v\u00e0 c\u1eeda ra tr\u1ee5c \u0111u\u00f4i \u0111\u1ec1u \u0111\u01b0\u1ee3c b\u1ecbt k\u00edn b\u1eb1ng gio\u0103ng m\u00f4i ti\u1ebfp x\u00fac k\u00e9p, duy tr\u00ec kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 IP54 tr\u00ean m\u1ecdi h\u01b0\u1edbng l\u1eafp \u0111\u1eb7t m\u00e0 kh\u00f4ng b\u1ecb r\u00f2 r\u1ec9 d\u1ea7u t\u1ea1i b\u1ea5t k\u1ef3 giao di\u1ec7n tr\u1ee5c n\u00e0o.<\/p>\n<\/div>\n<\/div>\n<p><img decoding=\"async\" src=\"https:\/\/nmrv063gearbox.com\/wp-content\/uploads\/2026\/06\/aluminium-worm-gearbox-structure.webp\" alt=\"NRV-E130 internal worm gearbox assembly tail output shaft\" style=\"max-width:100%;height:auto;display:block;margin:20px auto;border-radius:6px;\" \/><\/p>\n<h2 style=\"color:#1B3F6E;font-family:Arial,sans-serif;font-size:clamp(18px,2.5vw,24px);border-left:4px solid #E8A020;padding-left:12px;margin-top:32px;\">\ud83c\udfed C\u00e1c k\u1ecbch b\u1ea3n \u1ee9ng d\u1ee5ng<\/h2>\n<div style=\"display:flex;flex-wrap:wrap;gap:14px;margin-top:16px;\">\n<div style=\"width:100%;max-width:380px;box-sizing:border-box;background:#F5F6F7;border-radius:8px;padding:3%;\">\n<h3 style=\"color:#1B3F6E;font-size:clamp(14px,2vw,17px);margin:0 0 8px;\">&#128674; Heavy Crane Hoist Monitoring<\/h3>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,15px);line-height:1.6;\">Extra-large NMRV-E130 worm gearbox for gantry crane hoist drum drives where the tail shaft provides real-time hoist speed feedback to the crane overload protection system.<\/p>\n<\/div>\n<div style=\"width:100%;max-width:380px;box-sizing:border-box;background:#F5F6F7;border-radius:8px;padding:3%;\">\n<h3 style=\"color:#1B3F6E;font-size:clamp(14px,2vw,17px);margin:0 0 8px;\">&#128229; Port Bulk Handling SCADA<\/h3>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,15px);line-height:1.6;\">High-power worm gear reducer with tail output shaft for port grain conveyor drives where the tail shaft speed signal confirms throughput rate to the terminal management system.<\/p>\n<\/div>\n<div style=\"width:100%;max-width:380px;box-sizing:border-box;background:#F5F6F7;border-radius:8px;padding:3%;\">\n<h3 style=\"color:#1B3F6E;font-size:clamp(14px,2vw,17px);margin:0 0 8px;\">&#127858; Large Mining Instrumented Drive<\/h3>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,15px);line-height:1.6;\">Aluminium worm gearbox with tail shaft for large surface mining conveyor drives where the tail-mounted encoder feeds belt speed data to the mine belt management and splice monitoring system.<\/p>\n<\/div>\n<div style=\"width:100%;max-width:380px;box-sizing:border-box;background:#F5F6F7;border-radius:8px;padding:3%;\">\n<h3 style=\"color:#1B3F6E;font-size:clamp(14px,2vw,17px);margin:0 0 8px;\">&#9881; Large Reactor Process Control<\/h3>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,15px);line-height:1.6;\">NMRV-E130 worm gearbox for large chemical reactor agitator drives where the tail shaft encoder provides process speed feedback to the reactor control system for viscosity-controlled mixing.<\/p>\n<\/div>\n<\/div>\n<p><img decoding=\"async\" src=\"https:\/\/nmrv063gearbox.com\/wp-content\/uploads\/2026\/06\/conveyor-material-handling-application.webp\" alt=\"NMRV-E130 extra-large worm gearbox tail shaft crane hoist monitoring\" style=\"max-width:100%;height:auto;display:block;margin:20px auto;border-radius:6px;\" \/><\/p>\n<h2 style=\"color:#1B3F6E;font-family:Arial,sans-serif;font-size:clamp(18px,2.5vw,24px);border-left:4px solid #E8A020;padding-left:12px;margin-top:32px;\">\ud83d\udd0e H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn<\/h2>\n<div style=\"background:#F5F6F7;border-left:4px solid #1B3F6E;border-radius:4px;padding:3%;margin:16px 0;\">\n<p style=\"color:#1B3F6E;font-weight:bold;font-size:clamp(14px,2vw,17px);margin-top:0;\">Worked Example &mdash; Stacker-Reclaimer Position<\/p>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,16px);line-height:1.7;\">Required: NRV-E130 at i=60, chain-driven from 11 kW diesel engine, tail shaft to terminal management encoder. Output speed = 23 r\/min, torque = 8,897 N&middot;m. Tail shaft: 500 PPR encoder, 45 mm bore. &#9989; NRV-E130-60 selected.<\/p>\n<\/div>\n<h2 style=\"color:#1B3F6E;font-family:Arial,sans-serif;font-size:clamp(18px,2.5vw,24px);border-left:4px solid #E8A020;padding-left:12px;margin-top:32px;\">&#9878; NRV-E130 vs Standard NRV130<\/h2>\n<div style=\"overflow-x:auto;\">\n<table style=\"width:100%;border-collapse:collapse;font-size:clamp(13px,1.8vw,16px);font-family:Arial,sans-serif;\">\n<thead>\n<tr style=\"background:#1B3F6E;color:#fff;\">\n<th style=\"padding:10px 12px;text-align:left;\">T\u00ednh n\u0103ng<\/th>\n<th style=\"padding:10px 12px;text-align:left;\">EP-NRV-E130 (with Tail Shaft)<\/th>\n<th style=\"padding:10px 12px;text-align:left;\">EP-NRV130 (Standard)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">Tr\u1ee5c \u0111\u1ea7u ra \u0111u\u00f4i<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">\u2705 C\u00f3 \u2014 theo h\u01b0\u1edbng giun<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">KH\u00d4NG<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">B\u1ed9 m\u00e3 h\u00f3a \/ L\u1eafp \u0111\u1eb7t ph\u1ea3n h\u1ed3i<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">Tr\u1ef1c ti\u1ebfp tr\u00ean tr\u1ee5c \u0111u\u00f4i<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">C\u1ea7n c\u00f3 gi\u00e1 \u0111\u1ee1 b\u00ean ngo\u00e0i<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">H\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng t\u1ea3i k\u00e9p<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">\u0110\u00fang v\u1eady \u2014 ch\u00ednh + \u0111u\u00f4i<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">Kh\u00f4ng \u2014 ch\u1ec9 c\u00f3 m\u1ed9t \u0111\u1ea7u ra<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">M\u00f4-men xo\u1eafn \u0111\u1ea7u ra ch\u00ednh<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">12.076 N\u00b7m<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">12.076 N\u00b7m<\/td>\n<\/tr>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">K\u00edch th\u01b0\u1edbc nh\u00e0 \u1edf<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">D\u00e0i h\u01a1n m\u1ed9t ch\u00fat (ph\u1ea7n nh\u00f4 ra c\u1ee7a tr\u1ee5c \u0111u\u00f4i)<\/td>\n<td style=\"padding:9px 12px;border-bottom:1px solid #D8DCE3;\">Chi\u1ec1u d\u00e0i ti\u00eau chu\u1ea9n<\/td>\n<\/tr>\n<tr style=\"\">\n<td style=\"padding:9px 12px;\">Shaft Input<\/td>\n<td style=\"padding:9px 12px;\">Yes &mdash; solid keyed shaft<\/td>\n<td style=\"padding:9px 12px;\">Yes &mdash; solid keyed shaft<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div style=\"overflow-x:auto;\">\n<p style=\"font-weight:bold;color:#1B3F6E;margin:16px 0 4px;\">NRV-E130 Main Output Shaft Dimensions<\/p>\n<table style=\"width:100%;border-collapse:collapse;font-size:clamp(13px,1.8vw,16px);font-family:Arial,sans-serif;\">\n<thead>\n<tr style=\"background:#1B3F6E;color:#fff;\">\n<th style=\"padding:10px 12px;text-align:left;\">G1 (mm)<\/th>\n<th style=\"padding:10px 12px;text-align:left;\">K1 (mm)<\/th>\n<th style=\"padding:10px 12px;text-align:left;\">L\/DZ (mm)<\/th>\n<th style=\"padding:10px 12px;text-align:left;\">L1\/SZ (mm)<\/th>\n<th style=\"padding:10px 12px;text-align:left;\">b2 (mm)<\/th>\n<th style=\"padding:10px 12px;text-align:left;\">d h6 (mm)<\/th>\n<th style=\"padding:10px 12px;text-align:left;\">R\u00e3nh then<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#F5F6F7;\">\n<td style=\"padding:9px 12px;\">170<\/td>\n<td style=\"padding:9px 12px;\">170<\/td>\n<td style=\"padding:9px 12px;\">265<\/td>\n<td style=\"padding:9px 12px;\">340<\/td>\n<td style=\"padding:9px 12px;\">14<\/td>\n<td style=\"padding:9px 12px;\">45<\/td>\n<td style=\"padding:9px 12px;\">M16<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><img decoding=\"async\" src=\"https:\/\/nmrv063gearbox.com\/wp-content\/uploads\/2026\/06\/nmrv-worm-reducer-output-shaft.webp\" alt=\"NRV-E130 output shaft dimensions DZ SZ\" style=\"max-width:100%;height:auto;display:block;margin:20px auto;border-radius:6px;\" \/><\/p>\n<h2 style=\"color:#1B3F6E;font-family:Arial,sans-serif;font-size:clamp(18px,2.5vw,24px);border-left:4px solid #E8A020;padding-left:12px;margin-top:32px;\">\u2753 C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<details style=\"border:1px solid #D8DCE3;border-radius:6px;margin-bottom:10px;padding:3%;\">\n<summary style=\"font-weight:bold;color:#1B3F6E;font-size:clamp(14px,2vw,17px);cursor:pointer;\">What is the tail output shaft on the EP-NRV-E130 and how is it different from the main output?<\/summary>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,16px);line-height:1.7;margin-top:10px;\">The tail shaft on the NRV-E130 exits the housing in the worm-direction axis (opposite end of the worm shaft), while the main output bore is perpendicular (90 degrees) to the worm axis. The tail shaft is driven off the worm shaft end and is used for encoder mounting, tachometer connection, or light auxiliary drive, while the main output delivers the full 12,076 N&middot;m load torque.<\/p>\n<\/details>\n<details style=\"border:1px solid #D8DCE3;border-radius:6px;margin-bottom:10px;padding:3%;\">\n<summary style=\"font-weight:bold;color:#1B3F6E;font-size:clamp(14px,2vw,17px);cursor:pointer;\">Does the tail shaft reduce the main output torque of the NRV-E130?<\/summary>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,16px);line-height:1.7;margin-top:10px;\">No. The tail shaft draws only the small torque needed for its connected device. The main output retains the full 12,076 N&middot;m rating, identical to the standard NRV130.<\/p>\n<\/details>\n<details style=\"border:1px solid #D8DCE3;border-radius:6px;margin-bottom:10px;padding:3%;\">\n<summary style=\"font-weight:bold;color:#1B3F6E;font-size:clamp(14px,2vw,17px);cursor:pointer;\">What is the input shaft specification for the NRV-E130?<\/summary>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,16px);line-height:1.7;margin-top:10px;\">The NRV-E130 has a solid keyed input shaft (no IEC flange). The shaft diameter matches the equivalent NMRV130 bore input diameter. It accepts chain sprockets, belt pulleys, and rigid couplings. A bilateral (double-ended) input shaft is standard; single-end configuration available on request.<\/p>\n<\/details>\n<details style=\"border:1px solid #D8DCE3;border-radius:6px;margin-bottom:10px;padding:3%;\">\n<summary style=\"font-weight:bold;color:#1B3F6E;font-size:clamp(14px,2vw,17px);cursor:pointer;\">What encoder types can be mounted on the NRV-E130 tail shaft?<\/summary>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,16px);line-height:1.7;margin-top:10px;\">Any standard keyed rotary encoder with the matching bore diameter can be mounted on the NRV-E130 tail shaft: incremental (5V&ndash;24V, 100&ndash;10,000 PPR), SSI absolute, or resolver-type. Confirm the encoder bore size and keyway before ordering. The tail shaft key dimensions match the catalogue DZ shaft specification for NMRV-E130.<\/p>\n<\/details>\n<details style=\"border:1px solid #D8DCE3;border-radius:6px;margin-bottom:10px;padding:3%;\">\n<summary style=\"font-weight:bold;color:#1B3F6E;font-size:clamp(14px,2vw,17px);cursor:pointer;\">Can the NRV-E130 be used for closed-loop speed control in a chain-driven system?<\/summary>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,16px);line-height:1.7;margin-top:10px;\">Yes. The NRV-E130 is the ideal solution for chain-driven systems requiring closed-loop speed feedback. The chain drives the solid input shaft; the main output drives the load; and the tail shaft mounts an encoder that feeds speed\/position data back to the controller. This eliminates the need for a separate encoder mounting bracket or a second independent encoder drive arrangement.<\/p>\n<\/details>\n<p><script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"FAQPage\",\n    \"mainEntity\": [\n        {\n            \"@type\": \"Question\",\n            \"name\": \"What is the tail output shaft on the EP-NRV-E130 and how is it different from the main output?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"The tail shaft on the NRV-E130 exits the housing in the worm-direction axis (opposite end of the worm shaft), while the \"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"Does the tail shaft reduce the main output torque of the NRV-E130?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"No. The tail shaft draws only the small torque needed for its connected device. 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The chain drives \"\n            }\n        }\n    ]\n}<\/script><\/p>\n<h2 style=\"color:#1B3F6E;font-family:Arial,sans-serif;font-size:clamp(18px,2.5vw,24px);border-left:4px solid #E8A020;padding-left:12px;margin-top:32px;\">\u2b50 \u0110\u00e1nh gi\u00e1 c\u1ee7a kh\u00e1ch h\u00e0ng<\/h2>\n<div style=\"display:flex;flex-wrap:wrap;gap:16px;margin-top:16px;\">\n<div style=\"width:100%;max-width:400px;box-sizing:border-box;background:#fff;border:1px solid #D8DCE3;border-radius:8px;padding:3%;\">\n<p style=\"font-size:clamp(15px,2vw,18px);color:#E8A020;margin:0;\">&#9733;&#9733;&#9733;&#9733;&#9733;<\/p>\n<p style=\"font-style:italic;color:#3A3A3A;font-size:clamp(13px,1.8vw,15px);line-height:1.7;\">&ldquo;Our heavy gantry crane long-travel chain drives use NRV-E130 units with tail-shaft encoders. Load positioning resolution improved to plus\/minus 5 mm and our crane operators report significantly greater confidence in precision load placement.&rdquo;<\/p>\n<p style=\"color:#888;font-size:clamp(12px,1.6vw,14px);\"><strong>Craig S.<\/strong> &mdash; Crane Engineer, Heavy Industry &#127462;&#127482; Australia (SA)<\/p>\n<\/div>\n<div style=\"width:100%;max-width:400px;box-sizing:border-box;background:#fff;border:1px solid #D8DCE3;border-radius:8px;padding:3%;\">\n<p style=\"font-size:clamp(15px,2vw,18px);color:#E8A020;margin:0;\">&#9733;&#9733;&#9733;&#9733;&#9733;<\/p>\n<p style=\"font-style:italic;color:#3A3A3A;font-size:clamp(13px,1.8vw,15px);line-height:1.7;\">&ldquo;The NRV-E130 chain-drives our port stacker-reclaimer slewing mechanism and the tail-shaft encoder provides position data to our terminal management system. Installation was straightforward and the encoder interface was plug-and-play with our existing control hardware.&rdquo;<\/p>\n<p style=\"color:#888;font-size:clamp(12px,1.6vw,14px);\"><strong>Marco P.<\/strong> &mdash; Terminal Engineer, Bulk Port &#127475;&#127487; New Zealand<\/p>\n<\/div>\n<div style=\"width:100%;max-width:400px;box-sizing:border-box;background:#fff;border:1px solid #D8DCE3;border-radius:8px;padding:3%;\">\n<p style=\"font-size:clamp(15px,2vw,18px);color:#E8A020;margin:0;\">&#9733;&#9733;&#9733;&#9733;&#9734;<\/p>\n<p style=\"font-style:italic;color:#3A3A3A;font-size:clamp(13px,1.8vw,15px);line-height:1.7;\">&ldquo;We use NRV-E130 on our large mining conveyor chain drive. The tail-shaft rotation sensor provides belt-speed data to our conveyor belt management system. Single-stage worm reduction replaced a two-stage arrangement and simplified maintenance significantly.&rdquo;<\/p>\n<p style=\"color:#888;font-size:clamp(12px,1.6vw,14px);\"><strong>Chris A.<\/strong> &mdash; Maintenance Superintendent, Gold Mine &#127462;&#127482; Australia (WA)<\/p>\n<\/div>\n<\/div>\n<p><script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"Product\",\n    \"name\": \"EP-NRV-E130 Aluminium Worm Gearbox\",\n    \"aggregateRating\": {\n        \"@type\": \"AggregateRating\",\n        \"ratingValue\": \"4.9\",\n        \"reviewCount\": \"3\"\n    },\n    \"review\": [\n        {\n            \"@type\": \"Review\",\n            \"author\": {\n                \"@type\": \"Person\",\n                \"name\": \"Craig S.\"\n            },\n            \"reviewRating\": {\n                \"@type\": \"Rating\",\n                \"ratingValue\": \"5\"\n            },\n            \"reviewBody\": \"Our heavy gantry crane long-travel chain drives use NRV-E130 units with tail-sha\"\n        },\n        {\n            \"@type\": \"Review\",\n            \"author\": {\n                \"@type\": \"Person\",\n                \"name\": \"Marco P.\"\n            },\n            \"reviewRating\": {\n                \"@type\": \"Rating\",\n                \"ratingValue\": \"5\"\n            },\n            \"reviewBody\": \"The NRV-E130 chain-drives our port stacker-reclaimer slewing mechanism and the t\"\n        },\n        {\n            \"@type\": \"Review\",\n            \"author\": {\n                \"@type\": \"Person\",\n                \"name\": \"Chris A.\"\n            },\n            \"reviewRating\": {\n                \"@type\": \"Rating\",\n                \"ratingValue\": \"4.5\"\n            },\n            \"reviewBody\": \"We use NRV-E130 on our large mining conveyor chain drive. The tail-shaft rotatio\"\n        }\n    ]\n}<\/script><\/p>\n<h2 style=\"color:#1B3F6E;font-family:Arial,sans-serif;font-size:clamp(18px,2.5vw,24px);border-left:4px solid #E8A020;padding-left:12px;margin-top:32px;\">\u2699 Ph\u1ee5 ki\u1ec7n &amp; S\u1ea3n ph\u1ea9m t\u01b0\u01a1ng th\u00edch<\/h2>\n<div style=\"display:flex;flex-wrap:wrap;gap:14px;margin-top:16px;\">\n<div style=\"width:100%;max-width:380px;box-sizing:border-box;background:#F5F6F7;border-radius:8px;padding:3%;\">\n<h3 style=\"color:#1B3F6E;font-size:clamp(14px,2vw,17px);margin:0 0 8px;\">\u26a1 \u0110\u1ed9ng c\u01a1 IEC (B5\/B14)<\/h3>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,15px);line-height:1.6;\">\u0110\u1ed9ng c\u01a1 AC ti\u00eau chu\u1ea9n v\u1edbi m\u1eb7t b\u00edch IEC t\u01b0\u01a1ng th\u00edch. C\u00f3 s\u1eb5n c\u00e1c phi\u00ean b\u1ea3n d\u00f9ng cho bi\u1ebfn t\u1ea7n VFD \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n t\u1ed1c \u0111\u1ed9 thay \u0111\u1ed5i.<\/p>\n<\/div>\n<div style=\"width:100%;max-width:380px;box-sizing:border-box;background:#F5F6F7;border-radius:8px;padding:3%;\">\n<h3 style=\"color:#1B3F6E;font-size:clamp(14px,2vw,17px);margin:0 0 8px;\">\ud83d\udd17 B\u1ed9 tr\u1ee5c \u0111\u1ea7u ra<\/h3>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,15px);line-height:1.6;\">M\u1ed9t \u0111\u1ea7u \u0111\u1eb7c (DZ), hai \u0111\u1ea7u (SZ), m\u1eb7t b\u00edch \u0111\u1ea7u ra (F), m\u1eb7t b\u00edch r\u1ed7ng (FL) \u2014 t\u1ea5t c\u1ea3 \u0111\u1ec1u c\u00f3 dung sai H7\/h6 v\u1edbi r\u00e3nh then ti\u00eau chu\u1ea9n.<\/p>\n<\/div>\n<div style=\"width:100%;max-width:380px;box-sizing:border-box;background:#F5F6F7;border-radius:8px;padding:3%;\">\n<h3 style=\"color:#1B3F6E;font-size:clamp(14px,2vw,17px);margin:0 0 8px;\">\ud83d\udd28 Tay \u0111\u00f2n v\u00e0 gi\u00e1 \u0111\u1ee1 momen xo\u1eafn<\/h3>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,15px);line-height:1.6;\">C\u00e1c thanh gi\u1eb1ng ch\u1ecbu l\u1ef1c b\u1eb1ng th\u00e9p cho c\u1ea5u h\u00ecnh l\u1eafp \u0111\u1eb7t tr\u00ean tr\u1ee5c; c\u00e1c t\u1ea5m \u0111\u1ebf g\u1eafn cho h\u01b0\u1edbng B3\/B6.<\/p>\n<\/div>\n<div style=\"width:100%;max-width:380px;box-sizing:border-box;background:#F5F6F7;border-radius:8px;padding:3%;\">\n<h3 style=\"color:#1B3F6E;font-size:clamp(14px,2vw,17px);margin:0 0 8px;\">\ud83d\udd12 B\u1ed9 d\u1ee5ng c\u1ee5 l\u00e0m k\u00edn v\u00e0 th\u00f4ng h\u01a1i<\/h3>\n<p style=\"color:#3A3A3A;font-size:clamp(13px,1.8vw,15px);line-height:1.6;\">B\u1ed9 gio\u0103ng thay th\u1ebf, n\u00fat th\u00f4ng h\u01a1i v\u00e0 n\u00fat x\u1ea3 t\u1eeb t\u00ednh gi\u00fap k\u00e9o d\u00e0i th\u1eddi gian s\u1eed d\u1ee5ng.<\/p>\n<\/div>\n<\/div>\n<p><img decoding=\"async\" src=\"https:\/\/nmrv063gearbox.com\/wp-content\/uploads\/2026\/06\/nmrv-worm-gearbox-factory.webp\" alt=\"Nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t h\u1ed9p s\u1ed1 tr\u1ee5c v\u00edt Ever Power\" style=\"max-width:100%;height:auto;display:block;margin:24px auto;border-radius:6px;\" \/><\/p>\n<div style=\"background:linear-gradient(135deg,#1B3F6E 0%,#2D5F9A 100%);border-radius:10px;padding:4%;margin-top:32px;text-align:center;\">\n<h2 style=\"color:#fff;font-family:Arial,sans-serif;font-size:clamp(18px,2.5vw,26px);margin-top:0;\">Specify the EP-NRV-E130<\/h2>\n<p style=\"color:#D8DCE3;font-size:clamp(14px,2vw,17px);line-height:1.7;\">Our team will confirm the input shaft, ratio, and encoder bore for your extra-large chain-driven instrumented industrial application.<\/p>\n<p><a href=\"\/vi\/contact-us\/\" style=\"display:inline-block;background:#E8A020;color:#fff;font-weight:bold;font-size:clamp(14px,2vw,17px);padding:14px 32px;border-radius:6px;text-decoration:none;margin:10px 6px;\">\ud83d\udce7 Y\u00eau c\u1ea7u b\u00e1o gi\u00e1<\/a><a href=\"\/vi\/about-us\/\" style=\"display:inline-block;background:transparent;border:2px solid #fff;color:#fff;font-weight:bold;font-size:clamp(14px,2vw,17px);padding:12px 28px;border-radius:6px;text-decoration:none;margin:10px 6px;\">\ud83c\udfed Gi\u1edbi thi\u1ec7u v\u1ec1 Ever Power<\/a><\/p>\n<p style=\"color:#D8DCE3;font-size:clamp(13px,1.8vw,15px);margin-bottom:0;\">&#128231; <a href=\"mailto:sales@nmrv063gearbox.com\" style=\"color:#E8A020;\">sales@nmrv063gearbox.com<\/a><\/p>\n<\/div>\n<p style=\"font-size:clamp(14px,2vw + 10px,18px);color:#3A3A3A;line-height:1.8;word-break:break-word;\">C\u00e1i <strong>EP-NRV-E130<\/strong> aluminium worm gearbox combines a solid shaft input (no IEC flange) with an additional worm-direction tail output shaft. Centre distance 130 mm, ratios 5 to 100, input power up to 11 kW, max output torque 12,076 N&middot;m. The tail shaft enables simultaneous encoder feedback, safety interlock monitoring, or auxiliary drive &mdash; the ideal instrumented shaft-input worm gearbox for chain-driven closed-loop agricultural, industrial, and mining drive systems.<\/p>","protected":false},"excerpt":{"rendered":"<p style=\"font-size:clamp(14px,2vw + 10px,18px);color:#3A3A3A;line-height:1.8;word-break:break-word;\">C\u00e1i <strong>EP-NRV-E130<\/strong> aluminium worm gearbox combines a solid shaft input (no IEC flange) with an additional worm-direction tail output shaft. Centre distance 130 mm, ratios 5 to 100, input power up to 11 kW, max output torque 12,076 N&middot;m. The tail shaft enables simultaneous encoder feedback, safety interlock monitoring, or auxiliary drive &mdash; the ideal instrumented shaft-input worm gearbox for chain-driven closed-loop agricultural, industrial, and mining drive systems.<\/p>","protected":false},"featured_media":831,"comment_status":"closed","ping_status":"open","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[2453],"product_tag":[2456,2451,2433,2454,2455,2401],"class_list":{"0":"post-911","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-nrv-e-worm-gearbox","7":"product_tag-chain-drive-encoder-worm-gearbox","8":"product_tag-instrumented-worm-gear-reducer","9":"product_tag-nrv-worm-gear-reducer","10":"product_tag-nrv-e-worm-gearbox","11":"product_tag-shaft-input-worm-gearbox-with-tail-shaft","12":"product_tag-worm-gearbox","14":"first","15":"instock","16":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/nmrv063gearbox.com\/vi\/wp-json\/wp\/v2\/product\/911","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nmrv063gearbox.com\/vi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/nmrv063gearbox.com\/vi\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/nmrv063gearbox.com\/vi\/wp-json\/wp\/v2\/comments?post=911"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nmrv063gearbox.com\/vi\/wp-json\/wp\/v2\/media\/831"}],"wp:attachment":[{"href":"https:\/\/nmrv063gearbox.com\/vi\/wp-json\/wp\/v2\/media?parent=911"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/nmrv063gearbox.com\/vi\/wp-json\/wp\/v2\/product_brand?post=911"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/nmrv063gearbox.com\/vi\/wp-json\/wp\/v2\/product_cat?post=911"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/nmrv063gearbox.com\/vi\/wp-json\/wp\/v2\/product_tag?post=911"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}