{"id":880,"date":"2026-06-25T09:01:06","date_gmt":"2026-06-25T09:01:06","guid":{"rendered":"https:\/\/nmrv063gearbox.com\/product\/ep-nmrv063-aluminium-worm-gearbox\/"},"modified":"2026-06-25T09:01:06","modified_gmt":"2026-06-25T09:01:06","slug":"ep-nmrv063-aluminium-worm-gearbox","status":"publish","type":"product","link":"https:\/\/nmrv063gearbox.com\/zh\/product\/ep-nmrv063-aluminium-worm-gearbox\/","title":{"rendered":"EP-NMRV063 Aluminium Worm Gearbox"},"content":{"rendered":"

EP-NMRV063 — Medium-Duty Aluminium Worm Gear Reducer<\/h2>\n

The EP-NMRV063<\/strong> aluminium worm gearbox marks the entry point into Ever Power’s medium-duty NMRV range. With a 63 mm centre distance, it accepts up to 2.2 kW and produces a maximum output torque of 5,595 N·m at ratio 100 — a step-change from the NMRV050’s 4,280 N·m capability. Print and packaging manufacturers rely on the NMRV063 for gravure and flexographic printing press drives where smooth, low-vibration torque is critical to print quality. In agricultural settings across Queensland and Victoria, it powers grain conveyors, crop-dryer augers, and irrigation pump drives where the aluminium housing’s corrosion resistance outlasts cast-iron alternatives in humid outdoor conditions. Compared with the NMRV050, the NMRV063 introduces a wider IEC flange portfolio (71B5 through 90B14), a larger standard output bore of 28 mm, and higher radial-load ratings, making it the preferred choice when a 1.5–2.2 kW motor needs to be directly flanged to the gearbox without an intermediate coupling.<\/p>\n

\"EP-NMRV063<\/p>\n

Technical Specifications — EP-NMRV063<\/h2>\n

\"NMRV063<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nValue<\/th>\n<\/tr>\n<\/thead>\n
Series<\/td>\nNMRV (Bore Input with Input Flange)<\/td>\n<\/tr>\n
Centre Distance<\/td>\n63 mm<\/td>\n<\/tr>\n
Reduction Ratios<\/td>\n5, 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100<\/td>\n<\/tr>\n
Rated Input Power<\/td>\nUp to 2.2 kW<\/td>\n<\/tr>\n
Output Speed Range<\/td>\n14 to 280 r\/min (at 1400 r\/min input)<\/td>\n<\/tr>\n
Max Output Torque<\/td>\n5,595 N·m<\/td>\n<\/tr>\n
Housing Material<\/td>\nDie-cast aluminium alloy<\/td>\n<\/tr>\n
Worm Wheel Material<\/td>\nPhosphor bronze<\/td>\n<\/tr>\n
Worm Shaft Material<\/td>\n20CrMnTi alloy steel, case hardened, precision ground<\/td>\n<\/tr>\n
IEC Input Flanges<\/td>\n71B5, 71B14, 80B5, 80B14, 90B5, 90B14<\/td>\n<\/tr>\n
Output Bore Diameter<\/td>\n28 mm standard (H7 with keyway)<\/td>\n<\/tr>\n
Lubrication<\/td>\nISO VG 220 gear oil (factory filled)<\/td>\n<\/tr>\n
Mounting Positions<\/td>\nB3, B6, B7, B8, V5, V6<\/td>\n<\/tr>\n
Protection Class<\/td>\nIP54<\/td>\n<\/tr>\n
Ambient Temperature<\/td>\n-10°C to +40°C<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\n

NMRV063 Performance Table (2.2 kW \/ 1400 r\/min)<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Ratio (i)<\/th>\nOutput Speed (r\/min)<\/th>\nOutput Torque (N·m)<\/th>\nRadial Load (N)<\/th>\nService Factor (fs)<\/th>\n<\/tr>\n<\/thead>\n
7.5<\/td>\n187<\/td>\n1,315<\/td>\n\u2014<\/td>\n2.5<\/td>\n<\/tr>\n
10<\/td>\n140<\/td>\n1,447<\/td>\n\u2014<\/td>\n1.9<\/td>\n<\/tr>\n
15<\/td>\n93<\/td>\n1,657<\/td>\n\u2014<\/td>\n1.3<\/td>\n<\/tr>\n
20<\/td>\n70<\/td>\n2,503<\/td>\n82<\/td>\n1.6<\/td>\n<\/tr>\n
25<\/td>\n56<\/td>\n2,696<\/td>\n72<\/td>\n1.4<\/td>\n<\/tr>\n
30<\/td>\n47<\/td>\n2,973<\/td>\n76<\/td>\n1.3<\/td>\n<\/tr>\n
40<\/td>\n35<\/td>\n3,272<\/td>\n120<\/td>\n1.1<\/td>\n<\/tr>\n
50<\/td>\n28<\/td>\n3,524<\/td>\n144<\/td>\n0.9<\/td>\n<\/tr>\n
60<\/td>\n23<\/td>\n3,745<\/td>\n140<\/td>\n0.9<\/td>\n<\/tr>\n
80<\/td>\n18<\/td>\n4,122<\/td>\n113<\/td>\n0.9<\/td>\n<\/tr>\n
100<\/td>\n14<\/td>\n5,595<\/td>\n129<\/td>\n0.9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n