Description
Detailed description
The CH500, CH800 and CH801 series have been designed for a nominal switching capacity of 70 kW. They are used for the activation of power supply systems and as a main and auxiliary contact of heating registers in heating and air-conditioning systems. The guiding bars on the fixed contacts force the electric arc into the arcing chamber during shutdown.
Design features
“Unidirectional switching of up to 3,000 V DC
Switchgear in rail carriages
Auxiliary contacts: Snap-action switch with positive opening operation
Ambient temperatures: –50°C to +70°C”
