Switchgear Low Voltage AC Power Circuit Breakers Used in Enclosures—Test Procedures
NEMA > Standards > Switchgear Low Voltage AC Power Circuit Breakers Used in Enclosures—Test Procedures
Status: Active ANSI C37.50-1989 (R1995, R2000)[DOWNLOAD][BUY]
Covers the test procedures for enclosed low-voltage AC power circuit breakers as follows: stationary or drawout circuit breakers of two- or three-pole construction; unfused or fused circuit breakers; and manually operated or power-operated circuit breakers with or without electro-mechanical or solid-state trip devices.
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