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Siemens Combustion Controls

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Combustion control gas valves, control motors, flame safeguards, electronic burner management systems, temperature and leak test controls approved for use world wide. Siemens combustion products feature modular construction for single source simplicity. Component compatibility assures low installation and operating costs plus dependable, safe operation. Rigorous quality testing optimizes reliability and process performance.

LDU Valve Proving Control

Siemens LDU Valve Proving Control

LDU Valve Proving Control

LDU PDF Data sheet – US

The LDU11 gas valve leak test control checks for leakage through the shutoff valves prior to burner start-up and/or immediately after burner shutdown. The cost effective, easy to install LDU11 adds a substantial degree of safety to any combustion system.

LDU11 Valve Leak Test

LDU11.323A17        Gas valve leak test control, 110V 50/60 Hz.
LDU11.323A27        Gas valve leak test control, 220V 50/60 Hz.
LDU11.523A17        Gas valve leak test control, 110V 50/60 Hz.
LDU11.523A27        Gas valve leak test control, 220V 50/60 Hz.
AGM11        Mounting/Wiring base for LDU… controls