SWISS DRIVE SYSTEMS
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Catalog/Gear Motors/GR

Helical Geared Motors .

GR Series Helical Geared Motor (GR19–GR179)

Helical Geared Motors GR

GR in-line helical geared motors are the backbone of the GUOMAO modular range: input and output shafts with small eccentricity, two or three stages of helical gears. 14 sizes GR19–GR179, maximum output torque 85–36,600 N·m, motor power 0.12–160 kW, ratios 1.3–26,995 including the GR..R combined units. High-strength cast-iron housing; gears and pinion shafts are gas-carburised, quenched and precision-ground; gear stage efficiency above 95 %. Versions: foot-mounted (GR), B5 flange (GRF), flange with extended bearing housing for agitators (GRM), and a separate-drive input version (GR..AD).

Applications
  • Belt, scraper and apron conveyors
  • Screw feeders, elevators and dosing units
  • Agitators and mixers (GRM version)
  • Crane and trolley travel drives
  • Packaging and filling lines
Catalog PDF →
Specifications
Sizes
14 (GR19–GR179)
Max. output torque
85–36,600 N·m
Ratios
1.3–26,995 (incl. GR..R combined units)
Motor power
0.12–160 kW
Stages
2 or 3 (single-stage version — GRX series)
Versions
foot GR, B5 flange GRF, extended-bearing flange GRM, input shaft GR..AD, combined GR..R
Gear stage efficiency
above 95 %
Operating conditions
−10…+40 °C, up to 1,000 m altitude, bidirectional