M-0388 Syncrocloser Check Relay

M-0194 Generator Control UnitSecure reclosing of a circuit breaker

The M-0388 SyncrocloserŽ Check Relay is used as a permissive relay for secure reclosing of a circuit breaker by verifying that voltage and phase angle conditions are within pre-set limits before allowing the breaker to close. It is a panel-mounted, direct mechanical replacement for G.E. IJS and SLJ, and Westinghouse CVE relays.

  • Panel mounted G.E. IJS and SLJ or Westinghouse CVE replacement.
  • Accurate, independent phase, time and voltage functions
  • Transducer and status outputs are standard features
  • Modular construction allows cards to be removed while unit is installed
  • Optional unit with voltage checking and dead line and dead bus closure capabilities can be installed at any time.
  • Does not require a separate power source
  • Complete test and checkout from front panel
  • 20A output relay contacts open 0.9A inductive as 125V dc
  • Temperature range of -40° to +80° C


Sales and Service

For sales and service information contact your local representative or contact the factory:

E-mail: sales@beckwithelectric.com
Call (727) 544-2326 or Fax (727) 546-0121



Documentation & Software



Product Specification (41 KB)

Instruction Book (3.1 MB)


Application Guide (1.3 MB)

Technical Documents

Note: Documents are provided in Adobe Acrobat PDF format and require Acrobat 5.0 or higher to view.

Beckwith Electric Co., Inc. 6190-118th Avenue North Largo, Florida 33773-3724 U.S.A. 727-544-2326
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