Characteristics:

• NMRV – Sizes: 025-030-040-050-130-150
• NMRVpower – Sizes: 063-075-090-110
• Available versions: prepared for motor connection, with solid input shaft, with torque limiter
• Power up to 18,5 kW
• Modern casing design with universal fastening in die-cast aluminium alloy up to 110 g and in G200 grey cast iron up to 130 and 150 g.
• Reduction ratios between 5 and 100
• 550 Nm maximum torque value and 18.000 N maximum allowable radial load
• Aluminium assemblies supplied with synthetic-based oil that allows assembly in all positions without changing the lubricant quantity
• Case-hardened/hardened steel worm gear and bronze crown Cu Sn12 Ni2 (UNI7013-10)
• Ground ZI worm profile (UNI4760)
• Load capacity tested according to: ISO 14521, DIN 3996, BS 721, AGMA 6034, ISO 6336, DIN 3990, DIN 743, ISO 281
• From size 030 the gear reducers are painted with RAL 5010 blue epoxy-polyester powder
• Available with HA31 pre-stage unit for NMRV040/NMRV050, HW 030/040 for series NMRV-P
• Worm gear reducers are available in different combinations: NMRV+NMRV, NMRVpower+NMRV, NRV+NMRV, NRVpower+NMRV, HA31+NMRV, HW/NMRVpower, IHW/NMRVpower
• Options: protective cover, torque arm, output flange, slow shaft kit, torque limiter, Viton sealing rings, reinforced outputs, high/low temperature and food-grade lubricants, loading/unloading/breather/oil level caps

Treatment:

• Available versions: prepared for motor connection, with solid input shaft, with torque limiter
• Power up to 18.5 kW
• Modern casing design with universal fastening in die-cast aluminium alloy up to 110 g and in G200 grey cast iron up to 130 and 150 g.
• Reduction ratios between 5 and 100