SG Series Helical Worm Gearmotors

The SG Series Helical Worm Gearmotors combine high quality with reasonable price. Absolute flexibility is achieved through a wide selection of mounting options, shaft and flange configurations. Two-stage, three-stage and four-stage gearboxes are available to create adaptive drive systems. The Helical Worm Gearmotors are available in 6 housing sizes with nominal torques from 100 Nm to 1400 Nm and power ratings from 0.12 kW to 9.2 kW.

Types of input configurations:
• Adapters for IEC motors
• Input shaft

Types of output configurations:
• Flange or foot mounting
• Hollow or solid output shaft

Compatible electric motors:
1. Compact motors SMB and SMR series (with and without brake), energy efficiency class IE3
2. IEC-standard motors (with and without brake, single and two-speed), energy efficiency classes IE3 and IE4
3. ATEX explosion-proof motors

Motor options:
• Thermal protection of windings: bimetallic thermostat and thermistor
• Independent ventilation (servo fan)
• Incremental encoder with complementary output
• Built-in electromagnetic brake

# Rated torque Number of stages Gear ratio Output speed at 1500 rpm 50Hz Power at 50Hz Output shaft (hollow) Output flange IEC
Nm rpm. kW mm. mm.
SG1 160 2-stage 7.67 – 245.78 6 – 195 0.12 – 1.1 20 / 25 160 / 200
SG2 222 2-stage 10.67 – 333.56 4.5 – 140 0.12 – 1.5 25 / 30 200 / 250
SG3 530 2 / 3-stage 8.88 – 1446.90 1 – 168 0.12 – 3.0 30 / 35 200 / 250
SG4 740 2 / 3-stage 10.59 – 1953.93 0.7 – 141 0.12 – 4.0 40 / 45 300
SG5 1174 2 / 3-stage 9.26 – 2760.61 0.50 – 161 0.12 – 7.5 40 / 45 300
SG6 1413 2 / 3-stage 10.63 – 3208.28 0.46 – 141 0.12 – 9.2 50 350