To be read in conjunction with BS 7870-1,BS 7870-2Cross References:CENELEC HD 603 S1:1994CENELEC HD 604 S1:1994CENELEC HD 605 S1:1994CENELEC HD 620 S1:1996CENELEC HD 622 S1:1996CENELEC HD 626 S1:1996CENELEC HD 627 S1:1996IEC 60183BS 6360BS 7655-3.1BS 7655-4.1BS 7870-1BS 7870-2:1999 BS EN 60811-1-1:1995





