400a Isolator Switch
400a isolator switch Suitable for AC 50HZ, rated voltage 400V/690V, rated current 400A. 3 poles & 4 poles. Different operating modes, can be divided indoor operation and outdoor operation.
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400a isolator switch Suitable for AC 50HZ, rated voltage 400V/690V, rated current 400A. 3 poles & 4 poles. Different operating modes, can be divided indoor operation and outdoor operation.
Optional Micro Switch
The terminal is Copper T3
3-poles or 4-poles
Avoid erroneous operations
Designed according to IEC/ EN 60974-3
Conventional Current 400A Rated CurrentIn (A) 315 400 Rated Insulationvoltage Ui (V) 1000 Dielectric Strength(V) 8000 Rated Surge-Resistant Voltage Uimp KV Rated Workingcurrent AC-21B 315 400 380V AC-22B 315 400 AC-23B 315 400 AC-21B 315 400 660V AC-22B 315 315 AC-23B Motor Power 380V 160 220 P (Kw) 660V 185 185 Rated Short-Timewithstand Current Lcw (KA Rms) 0.1s/1s 25 25 Rated Breakingcapability Icn (A Rms) AC23 380V 2520 3200 Rated Makingcapability Icm (ARms) AC23 380V 3150 4000 Rated Shortcurrent MakingcapabilityIcm (KA Peak Value) 40 40 Mechanical Durability 380V 800 800 Electical Curability 380V 200 200 Operation Moment (Nm) 14.5 14.5 Weight (Kg) 3 Poles 4.3 4.3 4 Poles 5.4 5.4 
The 400a isolator switch is mainly composed of an insulating part, a conductive part, a supporting base or a frame, a transmission mechanism and an operating mechanism.
(1) Insulation part of the isolating switch
(2) Conductive part of the isolating switch
(3) Support base or frame
(4) Isolation switch transmission mechanism and operating mechanism
