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Time Delay Relay For Arc Flash Protection

The Shallco Control Switch Relay (CSR) is now available with a time delay feature.

The Delay Closing or Tripping operation allows personnel the needed time to vacate any potential arc flash boundary.

With a simple press and hold of a front panel button, the control switch relay will change the normal operating mode to time delay (which can be halted and returned to normal state with a subsequent pressing of the delay function button).

  • Multiple circuits available
  • 48 VDC and 125 VDC operation

The Series 26 Time Delay Control Switch Relay has UL and cUL (Canadian) Recognition (Underwriter’s Laboratory  File #E208327).

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