DMV-ZRDLE 701/612 - Automatic Gas Valve with VLA by Dungs - 280059
$1,777.81
Item Code: 244-731VP
DMV-ZRDLE 701/612 With VLA (244-731VP)
- ½”, ¾”, 1” NPT or Rp
120 Vac (+10%/-15%), 50 – 60 Hz, 135 VA
NEMA Type 12
Replacement Coil: 251680 and 232401
Replacement PWB for Stage 1: 238803
Description
The DUNGS Dual Modular Valve (DMV-ZRD(LE)/612) incorporates overtravel and a proof of
closure switch which is factory mounted and set with a Vent Line Adapter (VLA) that is also
factory installed.
For main gas lines:
• Up to 1 1/2”; vent line must be 3/4”
• 2”; vent line must be 1”
Application
The DMV-VLA is recommended for industrial and commercial heating applications that
require two safety shutoff valves with valve 2 Incorporating overtravel and a proof of closure
switch and a vent line connection between the safety shutoff valves. The DMV-ZRD(LE) is
suitable for natural gas, propane, butane, air and other inert gases.
Optional Approvals
When ordered and installed with Burkert connector plug (part number 253731), the UL
Recognized DMV valve may replace a UL Listed valve. Such a substitution is typically
required for equipment UL Listed to UL 295/UL 795.
Specifications
Body Size Pipe Size
DMV-ZRD(LE) 702/612 ½” – 1” NPT or Rp
DMV-ZRD(LE) 703/612 1” – 2” NPT or Rp
DMV-ZRD(LE) 703/612 1” – 2” NPT or Rp
Max Operating Pressure
7 PSI (500 mbar) CE (Class A)
5 PSI (360 mbar) CSA
Electrical Ratings (+10%/-15)
110 - 120 Vac 50-60 Hz
220 - 240 Vac 50-60 Hz
Enclosure Rating
NEMA Type 12
Electrical Connection Stage 1 (V1 & V2)
DIN-Connector with ½” NPT conduit adapter
Electrical Connection Stage 2 (V2)
Screw terminals with ½” NPT conduit connection
Operating Time
100% Duty Cycle
Ambient Temperature Rating
-20 F to +150 F (-30 C to +65 C)
Aluminum body; Inlet, intermediate and outlet side taps (G1/8 ISO 228); Inlet gas strainer installed in the housing upstream valves (23 mesh screen); DMV-D - V1 fast opening & closing (<1 s), V2 fast opening & closing (<1 s); DMV-DLE - V1 fast opening & closing (<1s); V2 slow opening 20s MAX @ 70F & fast closing (<1 s); V2 on both models feature a manually adjustable flow rate (<10-100%); 100% duty cycle; Refer to Flow Curves for Body Selection. Conduit Adapter (240671), DIN connector (210319), and flanges must be ordered and priced separately. Code requirements vary. FM requires visual indication on 1" and larger safety valves. The visual indicator, (VI) 266949 meets this requirement. The visual indicator must be ordered separately for valve 1. Factory mounted and calibrated proof of closure switch: SPDT 10 A resistive, 8 FLA, 48 LRA @ 120 Vac; NEMA type 4; - 40 °F to +150 °F (-40 °C to +65 °C); Switch incorporates visual indication of valve (opened & closed).