ASCO 1/2" 2 way gas shutoff valve with FNPT connections, aluminum body, Buna-N (NBR) disc and seal, 1/8" FNPT upstream and downstream tapping with plug, and normal close operation 120V/60HZ-110V/50HZ

ASCO 1/2" 2 way gas shutoff valve with FNPT connections, aluminum body, Buna-N (NBR) disc and seal, 1/8" FNPT upstream and downstream tapping with plug, and normal close operation at 120V/60HZ-110V/50HZ. This unit has open and close times of less than one second. The unit has a NEMA 1 rating with UL (safety valve), FM (liquid and gas safety shutoff valve), and CSA (automatic gas valve and gas safety shutoff valve) approvals. The unit has a maximum differential pressure of 6 PSI at 77 Degree F with a Cv of 5 and a capacity of 272,300 BTU/HR. Please note there is a capacity drop between revisions U and V of this valve. The U revision had a Cv of 6 with a capacity of 350,000BTU/HR where as the V revision has a Cv of 5 and a capacity of 272,300BTU/HR. If this is for use with a CleaverBrooks industrial watertube boiler you may need to replace this unit with a 940-07414-000 to allow for adequate capacity. For more information contact your local CleaverBrooks Representative.