Features

NMRV – Sizes: 025-030-040-050-130-150
NMRVpower – Sizes: 063-075-090-110
Available versions: fitted for motor coupling, with input shaft, with torque limiter
Power up to 15 kW
Max torque 1.550 Nm and admissible radial loads max 16.500 N
Cases up to 110 in die-cast aluminium alloy and over 130 in G200 grey cast iron
Aluminuium units are supplied complete with synthetic oil which allows universal position mounting, with no need to modify lubricant quantity. Moreover units without plugs reduce the risk of oil oxidation and contamination
Worm wheel: bronze Cu Sn12 Ni2 ( UNI7013-10)
Ground worm profile ZI ( UNI4760)
Loading capacity in accordance with: ISO.14521, DIN.3996, BS 721, AGMA 6034, ISO 6336, DIN 3990, DIN 743, ISO 281
Size 030 and over are painted with RAL 5010 blue epoxy-polyester powder in according to DIN 1843
PC, pre-stage reduction units available for motor power up to 2, 2kW and size up to 090
NMRV-HW - with helical unit
NMRV-HW - reduction ratios between 22, 8 e 1.083, max torque 1.100 Nm
Worm gear reducers are available with diffferent combinations: NMRV+ NMRV, NMRVpower+ NMRV, NRV+ NMRV, NRVpower+ NMRV, PC+ NMRV, HW/ NMRVpower, IHW/ NMRVpower