Manufacturer: Asco General Controls
Description: 2"120vN/C Prf/Cl HiFloGasValve
Sub Category: Combustion Valve Assemblies
H117 Hydramotor® Operated
Gas Shutoff Valves
Cast Iron Body
The normally closed H117 is a combination Hydramotor
actuator and safety shutoff/control gas valve. It is used
for commercial and industrial burners in applications such
as furnaces, dryers, dehydrators, conversion burners
The cast iron valve body provides high flow and self
cleaning operation. Its soft synthetic seat and integral,
heavy-duty return spring closes the valve tightly upon
current interruption, in one second or less.
The self-contained, hermetically sealed, pull-type
electrohydraulic actuator consists of a motor/pump unit
immersed in oil, reducing wear and providing highly
Fluid: Fuel gas
Opening Time: 20 second max.
Closing Time: 1 second max.
Note: Opening time increased 20% with 50Hz.
Enclosure: Type 1 General Purpose standard
Type 4/7 Watertight/Explosion proof optional
Ambient Temperature: -40°F to 150°F (-40°C to 66°C)
Body Class: Cast Iron, 1" to 3" - 250# screw, 4" - 125# flange
Pipe Taps: 1/4" upstream & downstream taps for routine leak testing
Power Requirement: 158 VA max
Standard Voltage: 120V/60Hz
One integral SPDT switch, 15A@120V, 7.5A@240V, (1800VA max). Actuates at
full open position of actuator stroke (not adjustable). Up to 6 adjustable yoke
mounted switches may be added.
Proof of Closure Switch:
Optional factory set non-field adjustable SPDT switch, 15A@120V, 7.5A@240V
Multi-poise, may be mounted in any position.
CSA Certified to:
1) Automatic Gas Safety Shutoff Valves C/I (3.9),
Replaces Part Numbers: H117AJ112F1F26V16, CARH117AJ112F1F26V16