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Relay and protection testing
Multi-phase relay testing
SVERKER900
Technical
Application for testing Self-powered relays SEG (Woodward) WIP1 and WIC1

Application for testing Self-powered relays SEG (Woodward) WIP1 and WIC1

Self-Powered-Relay (SPR) takes its supply from the CT-s connected and also the energy for tripping the breaker. SPR either have special CT made for the relay or are made to be used directly with standard CT-s.

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