When quality of Electric Motors matters.
Welkon Limited

Torque/Speed Model of TEFC Self-ventilated (IC411) Induction Motor controlled with Inverter using 87Hz Motor Technique.
Reduced Torque at low speeds, Constant Torque up to (almost) 87Hz.

SPEED = 0 rpm —>         
Enter Motor Output and Speed:
The curve with zero deration is valid for class F/F.
If class F/B is to be maintained derate the Power by 10% (enter '10' in the Deration % field)!

Motor kW Motor rpm Deration %

Welkon Limited

Registered Address:
45 Oxford Street
Northants NN8 4JH
United Kingdom
(not a Correspondence Address !)

Tel. +44 (0)1933 322113

©Welkon Limited