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Product Description
General YCQ9 series automatic transfer switch is suitable for AC 50Hz, rated working voltage AC400V, rated operating current up to 630A three-phase four-wire dual-circuit power supply grid, automatically connect one or several load circuits from one power supply to another to ensure load normal power supply of the circuit.This product is suitable for industrial, commercial, high-rise and residential buildings, etc.more important places.Standard: IEC 60947-6.Selection
YCQ9
63
/
3
A
16A
FFD
Model
Shell frame
Number of poles
Controller type
Rated current
Function
Automatic transferswitch(PC class)
63(16~63A)125(50~125A)250(125~250A)630(250~630A)
2: 2P(Only below 250A)3:3P4:4P
A:Economy
16A20A25A32A40A50A63A80A100A125A160A200A225A250A315A350A400A450A500A630A
/
B:Standard
/:Fire control linkage
FF:Fire feedback
D:GeneratorFFD:Fire feedback
Generator
,
Features
Full range of dual-input single-output(up in and down out),convenient wiring and cost-saving
Handle front operation for convenience and labor-saving
Compact size for space saving
Two controllers to meet different user needs
Low main circuit impedance and energy consumption
Reliable double interlock protection function
Instantaneous structural design, cleverly driven by dual springs, with a simple and stable structure
Rotary contact structure, circular arc extinguishing device design, good arc extinguishing performance, and long contact working life
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