TR-1 auxiliary tripping and indicating relay

The type TR-1 relay is an auxiliary relay energized by protective relays to trip two circuit breakers. Sufficient contacts are provided to seal in both trip circuits until the breaker auxiliary switches operate. In dication is provided by targets which drop whenever the switch units whithin the relay operate.

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  • Long production life, ease of application and reliable protection
  • High quality design
  • 12 year warranty
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