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ZSM series single phase module type solid state relay SSR DC to AC or AC to AC 200Amps ~ 400Amps

▪ High power and high current
▪ High performance/low cost circuit design
▪ Logic compatible current regulated input
▪ 4000 Vrms optical isolation
▪ Both "Zero Voltage" & phase controllable "Random Switching" versions
▪ High voltage (1200 Vpk) versions for 480 Vrms service
▪ LED-indication for control input
▪ Control voltage range: 3~32Vdc or 90~280Vac
▪ Industry standard "SCR Modules" package
  • ZSM


Product Description

ZSM series are power line relays, dual SCR power output, hybrid technology provides good thermal performance and long cyclic life. The control voltage is 3-32VDC or 90-280VAC, load voltage range from 280VAC~ 480VAC, and load current from 200 to 400A.

Ordering options


1. ZSM: Single phase solid state relay(module type)
2. Load current: 200: 200Amps, 250: 250Amps, 300: 300Amps, 350: 350Amps, 400: 400Amps
3. Control voltage: D: 3~32VDC or A: 90~280VAC
4. Output voltage: A28: 24~280VAC, A48: 48~480VAC
5. Switching mode: Z: Zero cross turn-on, R: Random turn-on

Product Selection

Control voltage

Load voltage Rated operational current
200Amps 250Amps 300Amps 350Amps 400Amps
3 to 32 Vdc 280 VAC "Z" ZSM200DA28Z ZSM250DA28Z ZSM300DA28Z ZSM350DA28Z ZSM400DA28Z
3 to 32 Vdc 280 VAC "R" ZSM200DA28R ZSM250DA28R ZSM300DA28R ZSM350DA28R ZSM400DA28R
90 to 280Vac 280 VAC "Z" ZSM200AA28Z ZSM250AA28Z ZSM300AA28Z ZSM350AA28Z ZSM400AA28Z
90 to 280Vac 280 VAC "R" ZSM200AA28R ZSM250AA28R ZSM300AA28R ZSM350AA28R ZSM400AA28R
3 to 32 Vdc 480 VAC "Z" ZSM200DA48Z ZSM250DA48Z ZSM300DA48Z ZSM350DA48Z ZSM400DA48Z
3 to 32 Vdc 480 VAC "R" ZSM200DA48R ZSM250DA48R ZSM300DA48R ZSM350DA48R ZSM400DA48R
90 to 280Vac 480 VAC "Z" ZSM200AA48Z ZSM250AA48Z ZSM300AA48Z ZSM350AA48Z ZSM400AA48Z
90 to 280Vac 480 VAC "R" ZSM200AA48R ZSM250AA48R ZSM300AA48R ZSM350AA48R ZSM400AA48R

Connection Diagram

Connection Diagram





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