由其分销商提供的 Altech 3D4UM 的描述。
Altech UL508 Din Rail Miniature 3 Pole Circuit Breaker Rated at 4.0 Amps with a D Trip Curve
CIRCUIT BREAKER, THERMAL MAGNETIC, 4A, 3 POLE, D TRIP, RING TONGUE, V-EA SERIES
Altech 3D4UM UL 508 Mini-Molded Case Circuit Breaker, D-Trip, 3 Pole, 4A Current Rating
V-EA 3 DIN Rail CE CSA UL508VDE Thermal Magnetic Circuit Breaker 480V 4A 55C
Circuit Breaker Motor Protection Control 3Pole 4A 277VAC/480VAC