Numerical Self Powered Relay For Protection of Ring Main Unit:ADR241S
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Technical characteristics
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Description
The ADR241S is self powered relay, communicable 3 OC and 1 EF with Instantaneous high set specially designed for Protection of Ring Main Unit or compact sub-station where no any external power supply is not available.
ANSI | Protection Functions |
50 | Instantaneous Over current Protection (OC-Inst.) |
50N | Instantaneous Earth Fault Protection (EF-Inst.) |
51 | Time Over current Protection (Phase) (OC-IDMT.) |
51N | Time Over current Protection (Earth) (EF-IDMT.) |
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Numerical Self Powered Relay For Protection of Ring Main Unit:ADR241S
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