Siemens VALVEGYR LDU11.323A17 User Manual

CC1N7696en
20.04.2016
VALVEGYR®
Valve Proving System for
automatic Shutoff Valves
The LDU11... valve proving system is designed for use with shutoff valves in con-
nection with gas burners and gas appliances. In the event of inadmissible leakage,
the system prevents the burner from starting up.
The LDU11... system conforms to the requirements of EN1643 covering automatic
shutoff valves for use with gas burners and gas appliances to EN161.
The LDU11... and this Data Sheet are intended for use by OEMs which integrate the
valve proving system in their products.
Building Technologies Division
7 696
LDU11...