Struthers-Dunn - 645S Series - Solid State On / Off Motor Relays

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645S Series - Solid State On / Off Motor Relays

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The 645S series of solid state relays uses back to back SCRs for on/control of three phase loads. Operation is three pole normally open. Inputs can be AC or DC operated. Load currents can range from 10 to 75 amps and up to a nominal voltage of 480VAC. Both random turn on or zero cross construction is available.

For Additional Configuration please contact the manufacturer.
645S Series - Solid State On / Off Relays

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Item #

Input Voltage

Output Characteristics

645SZ450-3-32VDC 3-32 VDC 50 A
645SZ475-3-32VDC 3-32 VDC 75 A
645SR450-3-32VDC 3-32 VDC 50 A
645SR475-3-32VDC 3-32 VDC 75 A
645SZ450-90-280VAC 90-280 VAC 50 A
645SZ475-90-280VAC 90-280 VAC 75 A
645SR450-90-280VAC 90-280 VAC 50 A
645SR475-90-280VAC 90-280 VAC 75 A
  Results 1 - 8 of 8 1 
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