It is used especially for switching 3-phase electrical circuits (AC-3 10 A / 400 V) due to pressure changes in pressure vessels.
Type 01262 – standard design
Type 01263 with air-outlet valve – allows for easier starting the compressor motor, or gives the option to use compressor motor with less power. The valve releases compressed air between the compressor and pressure tank. When subsequently in turn on the compressor motor starting up more easily.
Instruction TSA standard design
Instruction TSA with valve