Pujol - 3kW/4kW x 514RPM Gearbox for 100/112 Frame AC Motor - IPC 142-2.8/250-28

Pujol 2.8:1 In-Line Gear box for 100/112 Frame AC Motor. Use with 4 pole motor and Variable Frequency Drives to 1028RPM maximum or with a fixed 50Hz mains supply at 514RPM.

Can be used over a 20:1 Speed Control range from 51RPM to 1028RPM for 5Hz to 100Hz

3kW - Output Torque is 55Nm to 514RPM then reducing to 27.5Nm x 1028RPM if the motor is used to 100Hz.
Service factor is 2.4
Efficiency is 97.6%

4kW - Output Torque is 73Nm to 514RPM then reducing to 36.5Nm x 1028RPM if the motor is used to 100Hz.
Service factor is 1.8
Efficiency is 98.2%Part number is - IPC 142-2.8/250-28 (IPC142-2.8/250-28)

Output shaft is 28mm diameter

Download the drawing from the link below...