Push-Pull Trapped Key Switches

Push-pull trapped key systems control access to running equipment utilizing locks and coded keys. They operate by taking a key from the main station and inserting it into a gate module lock, which puts the machinery into a safe state and unlocks a gate.

Dold Safemaster push-pull trapped key systems offer comprehensive mechanical safeguarding.

• Sold in one- to five-gate sets, which include a main station switch and the appropriate number of locks (tongue keys must be purchased separately)
• Solenoid-locking and standard versions
• Rugged 316L stainless steel interlock safety switch
• 316L stainless steel interlock safety switch body, coded trap key modules, coded keys, and tongue (key) gate actuator modules
• Easy installation
• For safety applications up to Ple/Category 4 according to EN/ISO 13849-1
• Optional items include door actuators, captive safety key sets, key modules for key exchange box setup, and mounting plates.

How to select a Dold push-pull key switch system