Specifies the requirements and tests for single-pole fuses sectioning or sub-fusing for use on single phase or one phase of a three phase public electricity 440 V a.c. (max) supply system at 50 Hz with the neutral effectively earthed. To be read in conjunction with BS EN 60947-1
BS 7656:1993 history
1993BS 7656:1993+A1:2013 Specification for low-voltage pole-mounting fuses (cut-outs). 400A rating
1993BS 7656:1993 Specification for low-voltage pole-mounting fuses (cut-outs) - 315 A rating