LDU11.323A Siemens

SIEMENS FLAME CONTROL
Valve Proving System for automatic Shutoff Valves.
Stock 2 units
Delivery:
A27: 24-48h / A17: 24-48h
Power Supply
571.00€
571.00€ Taxes not included
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Description
The valve proving system LDU11... is designed for use with shutoff valves in connection with gas burners and gas appliances. In the event of inadmissible leakage, the system prevents the burner from starting up. Its function is for automatic gas valve proving (leakage test) based on the pressure proving principle.

The LDU11... system conforms to the requirements of EN 1643 covering automatic shutoff valves for use with gas burners and gas appliances to EN 161.

It is for use on gas-fired combustion plant with or without vent pipe to atmosphere.

Type reference

Mains voltage

 t3

  t4

LDU11.323A17

AC 100...110 V

2.5 s

2.5 s

LDU11.323A27

AC 220...240 V

2.5 s

 2.5 s


t3 Filling the test space
t4 Evacuating the test space

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