Additional requirements and test methods. Supplements BS EN 161.Cross References:BS 5885:Part 1BS EN 161
BS 7461:1991
Original price was: $160.02.$80.00Current price is: $80.00.
Specification for electrically operated automatic gas shut-off valves fitted with throughput adjusters, proof of closure switches, closed position indicator switches or gas flow control
BSI Group , 09/30/1991
Pages: 10



