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Karl Dungs 253-734BH Brad Harrison Valve Proving System VDK 200A S06 120 VAC

Karl Dungs 253-734BH Brad Harrison Valve Proving System VDK 200A S06 120 VAC
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Karl Dungs 253-734BH Brad Harrison Valve Proving System VDK 200A S06 120 VAC

Karl Dungs 253-734BH Brad Harrison Valve Proving System VDK 200A S06 120 VAC

SKU: 267131
Rating:
* This Product is Now Obsolete
No Replacement Available
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267131
The Dungs 267131 is a valve proving system that was formerly named VDK 200A S02. 

It checks that both safety shutoff valves in a gas train are fully closed before a system start-up or after system shutdown when wires and interlocked to a suitable flame safeguard control. The VDK will halt the start-up sequenceand prevent ignition when the VDK detects an open automatic shutoff valve or valve leakage exceeding the detection limit. 

APPLICATIONS: 
The VDK is recommended for industrial and commercial heating applications. Some authorities having jurisdiction accept the VDK in lieu of proff of closure when itegrated with the preignition system and / or in lieu of a vent valve when it checks the valves at start up and shut down. It Can also be used as a valve seat tightness check when used within its capabilities. 

APPROVALS:
  • UL Recognized
  • CSA Certified
  • FM Approved
  • New York City Accepted
  • Commonwealth of Massachusetts Approved
Pipe Size Thread 1/4" NPT
Maximum Operating Pressure 5 PSI ( 360 mbar )
Maximum Body Pressure 15 PSI ( 1000 mbar )
Electrical Rating 120 VAC/ 60 Hz ( 50 Hz versions not available )
Enclosure Rating NEMA Type 12
Operating Time 100% duty cycle, Maximum 15 test cycles/ hr

Download Product Information:

Karl Dungs 267131 Technical Data Sheet

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