
Electrical accessories. Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBO's). General rules
出版:British Standards Institution

專家解讀視頻
For rated voltages not exceeding 440 V a.c., rated currents not exceeding 125 A and rated short-circuit capacities not exceeding 25 000 A for operation at 50 Hz or 60 Hz.
? British Standards Institution 2013
Amendment notes:
AMD 15548 published 24 April 2005
AMD 10285 published 15 April 1999
AMD 9084 published 15 December 1997