IS 12640 : Part 3 : 2018 ( IEC 1008-2-1 : 1990)    

Residual Current Operated Circuit - Breakers Without Integral Overcurrent Protection for Household and Similar Uses ( RCCB's) Part 3 Applicability of the General Rule to RCCB 's Functionally Independent of Line Voltage

Technical Committee : ETD 7

Status : Active