C-IE3D helical gear motor

C helical gearbox with a three-phase asynchronous electric motor, motor power range 0.12 – 30 kW. Gear ratio range: 2:1 – 274:1. Maximum output torque: 2.3 – 8,677 Nm. Backlash: 10 – 20 arcmin. Efficiency: 96 – 97%. Energy efficiency class: IE3. The helical gear motor is optionally available with encoder, brake, fan, frequency inverter, ATEX explosion-proof version, and anti-corrosion design.

C-IE3D Helical Gear Motor

Features of C helical gearboxes

• Direct mounting on the motor, no adapter or coupling required

• Cast iron housings

• Quiet operation – helical gear teeth

• High precision – gearbox ratio expressed as a fraction, no positioning errors

• Maintenance-free – no oil change required for sizes C0–C5

• Standard backlash: 18–20 arcmin

• Output shaft sealing: NBR

• Ambient temperature: 0°C to +40°C (other ranges on request)

• Maximum permissible gearbox surface temperature: ≤ 80°C

• Protection class: IP56

• Mounting position to be specified when ordering

• Standard colors: RAL7001 or RAL9005 (other colors on request)

• Mineral grease CLP ISO VG 220

Optional versions of C helical gearboxes

• FKM VITON sealing

• Double output shaft sealing

• Protection class: IP66

• Stainless steel output shaft

• Synthetic grease CLP HC ISO VG 220 or special food-grade grease

• With ME adapter and coupling matched to the electric motor

• ATEX explosion-proof version

Mounting types for C helical gearboxes

• G – pitch circle diameter (holes in the housing around the output shaft)

• F – round flange

• Q – square flange

• N – foot mounting

Features of IE3D Asynchronous Electric Motors

• Vector speed control range: 0 – 100 Hz

• Constant torque control range: 0 – 87 Hz

• Motor thermal protection – integrated temperature sensors in the windings (PTC thermistor)

• 3-phase power supply: 50 Hz, 3×230/400 V AC or 87 Hz, 3×230 V AC

• Two winding configurations: delta/star

• 2-pole or 4-pole motors

• Standard cooling: self-ventilated

• Energy efficiency class IE3 according to EN 60034-30-1

• Certifications: CE, cURus, EISA CC number, including cURus (on request)

Optional features for asynchronous electric motors

• Incremental encoder or absolute encoder (SSI)

• Spring-applied brake 24 V DC or 1×230 V AC

• Manual brake release

• Motor heaters

• Condensation drain holes

• Motor protective cover

Recommended motor drive controllers

• FDS5000 vector inverters – power range 0.75 – 7.5 kW
• SDS5000/MDS5000 servo drives – power range 0.75 – 45 kW
• SD6 servo drives – power range 0.75 – 45 kW
• SI6/SC6 – power range 0.75 – 25.9 kW
• INVEOR KOSTAL vector frequency inverters