Siemens VKP40.25 Proportional Controlling Element model_skp15_012u2 Control Signal Input: 4-20mA or

Control Signal Input: 4-20mA or 0-10v DC

If the mains voltage drops below about AC 165 V

350C1 Control Box 110v

520A1 burner management system is a microprocessor-based burner control with matching system components for the control and supervision of forced draft burners of medium to high capacity

351C2 Burner Control Box Applications

Siemens VKP40.25 Proportional Controlling Element model_skp15_012u2 Control Signal Input: 4-20mA orProportional controlling element designed for fitting between counter flanges, for integration into gas trains. Wide modulation range Flanged connections 1" Angular rotation 90 Suited for use with gases of families I III and air For use with actuators SQN13, SQN30, SQN72, SQM33, SQM4 or SQM5 Can be attached to VGD2 double gas valves Specifications Housing Size: DN40 Nominal Size Of Built In Rotational Cylinder: 25 Available Flange Sizes (AGF10): 1"