Valves Asco RedHat Hydramotors | Proof Of Closure Watertight Fast Opening Hydramotor Actuator, Damper Shaft & Arm (110/120V)

The Ah4E Hydramotors Are Three-Position Push-Type, Selfcontained,Electrohydraulic Linear Actuators Featuring Dualinternal Control Valves For Repeatable Positioning. The Lowfireposition Is Factory Set At The Stroke Midpoint, But Canbe Field Adjustable To Any Position Between 15% And100% Of Stroke.

When Power Is Applied, The Actuator Shaft Travels To Thelow-Fire Position. After An External Switch Completes Thelow-Fire Controller Circuit, The Shaft Continues On To Thehigh-Fire Setting. Opening The External Switch Returns Theshaft To The Low-Fire Setting, And Power Interruption Fullycloses The Valve In One Second Or Less From Any Position.

The Ah4E Hydramotor/V710(B) Gas Valve Combinationprovides Reliable Main Line Gas Control For A Wide Rangeof Applications, Including Boilers, Furnaces, Ovens And Alltypes Of Industrial And Commercial Burners.


Drives Damper In One Direction Only. 20 Lb. Max. At2.85″ Radius At 20F To 150F And 10 Lb. Max. At-40F To 20F. Travel 2″ Max.

Approvals:
Ul Listed To Standard 429 “Electrically Operatedvalves,” Guide Yioz, File Mp932 Safety Valvesfm Approved To Class 7400 “Liquid And Gas Safetyshutoff Valves.”Csa Certified To:

• Automatic Gas Valves Ansi Z21.21 Csa 6.5, C/I,File 109157 And 113070.
• Automatic Gas Safety Shutoff Valves (Cga 3.9),File 113070
• Standard C22.2 No. 139, File 109157 And 113070