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Dual Modular Valves Two Stage Operation
DMV-ZRD/602
DMV-ZRDLE/602
Description
The DUNGS Two-Stage Dual Modular Valve (DMV-ZRD(LE)/602 with VLA) combines the features of the DMV-ZRD(LE) Dual Modular Valve with a factory installed vent line connection between the two automatic shutoff valves.
For main gas lines:
* Up to 1 1/2"; vent line must be 3/4"
* 2"; vent line must be 1"
Application
The DUNGS DMV-ZRD is recommended for industrial and commercial heating applications where two safety shutoff valves in series with a vent line connection between the safety shutoff valves that modulate between two firing rates are required.The DMV-ZRD/6 Dual Multi-Valve two stage is suitable for natural gas, propane, butane, air and other inert gases.
Specifications
REQUIRES 3/4", 1/2", 1" NPT OR RP FLANGES
V1 - FAST OPENING AND FAST CLOSING
V2 - FAST OPENING TWO STAGE VALVE
MAX OP PRESSURE: 7 PSI.
TEMPERATURE RATING: -20°F TO +150°F.
Includes:
1 Conduit Adapter
1 DIN-Connector
Required Accessories:
Two Flanges
One PN: 224 253 Closed Position Indicator (CPI) 400
& One PN: 217-665 Visual Indicator (VI)
OR
Two PN: 217-665 Visual Indicator (VI)
Two PN: 219-008 G 1/8" Pressure Test Tap
Required for Periodic Mandatory Testing of Valve Integrity.
If you don't see the technical document that you need listed, contact
techdocs@peconet.com
and we will try to locate it in our archives.
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