Dungs DMV 704 Dual Modular Safety Shutoff Valve with Proof of Closure and NEMA 4 Enclosure CSA 6.5 Approved

CSA 6.5 APPROVED

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The Dual Modular Valve DMV/624 combines two automatic shutoff valves in one compact housing. Valve 2 incorporates proof of closure.

The DMV/634 combines two automatic shutoff valves in one compact housing.

Valve 1 and Valve 2 incorporate proof of closure. Valve 1 (V1) of the DMV-D and DMVDLE series is fast opening and fast closing. Valve 2 (V2) of the DMV-D is fast opening, while V2 of the DMV-DLE is slow-opening for smoother light-off. Max. flow adjustment on V2 provides variable main flow on both models.

Internal profiles and compact design optimize flow and provide a low pressure drop.

Directly mounting the following accessories creates a compact valve train without additional piping:

• High and low gas pressure switches
• Vent line adapter
• DMK butterfly control valve
• VPS valve proving system

Specifications:

• Pipe Size: 2” NPT
• Max. operating pressure: 7 PSI (500 mbar) FM, CE (Class A) 5 PSI (360 mbar) CSA
• Max Close off Pressure: 10 PSI (700 mbar) UL, FM
• Electric Rating (+10% / -15%): 110 - 120 Vac/50 - 60 Hz
• Enclosure: NEMA 4 
• Electrical Connection: Screw terminals with 1/2" NPT conduit connection
• Operating time: 100 % duty cycle
• Ambient temperature rating: +5 °F to +140 °F (-15 °C to +60 °C)

Resources:

• DMV 704 Dual Modular Safety Shutoff Valves with Proof of Closure and NEMA Type 4x Enclosure Technical Literature

Available Models:

• DMV-D/624: Two normally closed automatic shutoff valves in one housing.Valve 2 (V2) incorporates proof of closure.V1 and V2 are fast opening, fast closing. Adjustable max. flow with V2.
• DMV-DLE/624: Two normally closed automatic shutoff valves in one housing.Valve 2 (V2) incorporates proof of closure.V1 fast opening, fast closing.V2 is slow opening, fast closing. Adjustable max flow and adjustable initial lift with V2.
• DMV-D/634: Two normally closed automatic shutoff valves in one housing.Both valves incorporate proof of closure. V1 and V2 are fast opening, fast closing. Adjustable max flow with V2.
• DMV-DLE/634: Two normally closed automatic shutoff valves in one housing. Both valves incorporate proof of closure.V1 fast opening, fast closing.V2 is slow opening, fast closing. Adjustable max. flow and adjustable initial lift with V2.

Part Numbers:

Also See:

• DMV 5... Dual Modular Safety Shutoff Valves
• DMV 525 Dual Modular Safety Shutoff Valves
• DMV 704 Dual Modular Safety Shutoff Valves with NEMA 4x Enclosure
• DMV/602 Dual Modular Safety Shutoff Valves
• DMV/604L Dual Modular Safety Shutoff Valve with NEMA 4x Enclosure
• DMV/622 Dual Modular Safety Shutoff Valves with Proof of Closure
• DMV/624L Dual Safety Shutoff Valves with Proof of Closure and NEMA 4x Enclosure