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IEEE STANDARD

C37.11-1997 - IEEE Standard Requirements for Electrical Control for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis

Description: Standard requirements for all types of electrical control circuits for AC high-voltage breakers rated above 1000 V are given. This IEEE Standard is applicable for any type of power-operated mechanism and for both AC and DC control power. Only basic control elements of the circuit breaker, including reclosing where required, are included in this standard. Devices or circuits for protective relaying, special interlocking, etc., are not included.
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