Westinghouse DS-840 4000A with Digitrip RMS 610 — Air Circuit Breaker Manual

Westinghouse Circuit Breakers Air Circuit Breakers

Westinghouse DS-840 4000 Amp low-voltage power air circuit breaker with Digitrip RMS 610 electronic trip unit. 4000A largest DS frame. Drawout breaker for DS/DSII switchgear. Installation, maintenance, renewal parts, wiring diagrams. Available from Voyten Electric — new, remanufactured, reconditioned. Free PDF download.

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Voyten Electric stocks parts for this equipment — including EOL and discontinued models.

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EOL & Legacy Equipment Support

Is your Westinghouse equipment discontinued or end-of-life? Voyten Electric specializes in sourcing, testing, and shipping replacement parts for legacy electrical equipment. We stock circuit breakers, trip units, motor controls, and accessories for models no longer manufactured.

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