Fairford Electronics XFE300 Series Digital Soft Start for a 230/400V 3 Ph motor up to 500kW (670hp) continuous at 850A, subject to application.
From January 2016 the Fairford XFE and QFE series is no longer available. The manufacturer will continue to support the product until 2021. To find a suitable alternative, use the Fairford Product Selector available from the links below.
Rated to suit motors and Trip Class Ratings:-
500kW, 850A at 400V – Trip Class 10 and 10B (Continuous)
400kW, 724A at 400V – Trip Class 20 (Continuous)
355kW, 650A at 400V – Trip Class 30 (Continuous)
(see Trip Class Guide below for definitions)
Size 5: 635mm Wide x 322mm Deep x 725mm High. IP00.
Weight: 72.kg.
Features include:
Integral keypad
Start Time: 1-255s
Stop Time: 0-255s
Overcurrent Protection (does not replace full thermal overload protection).
Energy Optimising: In certain load conditions the XFE can reduce energy costs by reducing power required by the load, without loss of performance.
Input Voltage: 230-460V, 400-575V or 500-690V AC Three Phase -15% +10% at 50-60Hz ± 2Hz
Requires Single Phase 115V AC rms (-15% +10%) supply for the internal control circuitry.
Wall mount in clean environment or cubicle mount.
Ventilation space above and below: 200mm, Ventilation space at sides: 25mm, Ventilation space in front: 25mm
Mounting via 6 x M10 bolts at rear on 621mm x 200mm centres.
Rated at 40C Ambient.
Full part number is XFE-312K 115 (XFE312K)
Download the Fairford XFE Manual from the link below:-