
ELECTRICAL ACCESSORIES - CIRCUIT-BREAKERS FOR OVERCURRENT PROTECTION FOR HOUSEHOLD AND SIMILAR INSTALLATIONS - PART 2: CIRCUIT-BREAKERS FOR A.C. AND D.C. OPERATION
出版:European Committee for Standards - Electrical

专家解读视频
Provides additional requirements for single- and two-pole circuit-breakers suitable for operation with direct current, having a rated d.c. voltage not exceeding 220 V for single- pole and 440 V for two-pole circuit-breakers, a rated current not exceeding 125 A and a rated d.c. short-circuit capacity not exceeding 10000 A.