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Product > Soft Starters > QFE (SFE3)

 

Product

The QFE Soft Starter is Fairford's ultimate range of energy optimising Soft Starters which will meet any possible requirement; its rugged engineering and outstanding overload protection is particularly suitable where you need to start a motor under heavy load.

The easy-to-use keypad and high visibility LCD multi-character display are just two of the features which make this soft Starter the ideal choice for any application and places this unit way ahead of the competition. 

Features
Specifications
Downloads

Current
9 - 1800A (4 - 1050kW @400V)

Operational Voltage
230 - 460 VAC rms (-15% +10%)
400 - 575 VAC rms (-15% +10%)
500 - 690 VAC rms (-15% +10%)

Rated Frequency
50 - 60 Hz +/-2 Hz

Start Time
1 to 255 Seconds

Stop Time
0 to 255 Seconds

Ambient Temperature
0°C to 40°C.
Above 40°C de-rate linearly by 2% FLC per °C to a maximum of 60°C

Altitude
1000m
Above 1000m de-rate by 1% FLC per 100m to a maximum of 2000m

Index Rating
QFE 9 to QFE 105:    
AC53a: 5-4:99-10
AC53a: 3-35:99-10

QFE 146 to QFE 202:
AC53a: 4-6:99-10
AC53a: 3-35:99-10

QFE 242 to QFE 900:
AC53a: 4-6:60-3
AC53a: 3-35:60-3  

Ingress Protection
IP20 or IP00

Design Standards
IEC 60947-4-2;EN 60947-4-2 ‘AC Semiconductor Motor Controllers and Starters’.

QFE and QFE-G bearing the UL Listing mark are UL Listed to U.S. and Canadian safety standards