- The movable contacts are set up on the insulated rotary shaft, inside the cast resin body. The fixed contacts are mounted directly on the cast resin body.
- The rotary motion of the shaft is made by an operating mechanism placed on the front.
- The switch has three different positions: close, open and earthed, with an effective locking system that prevents incorrect operations.
- The switch TS1 series provides the following remarkable characteristics: long service life, free maintenance of active parts, operating safety, limited overvoltage level.