Double Door Safety Interlock
You can use them to shut off power control personnel access and prevent a machine from starting when the guard is open.
Double door safety interlock. Door lock is suitable for use in ex zones 1 2 21 and 22 ex ii gd d iib t6 5 4. The standard sequence is. In combination with a safety guard monitor and key switch for protection up to safety level ple per en iso 13849 1 or up to sil 3 per en 62061 tüv certified. Safety interlock switches shut off power when protective doors are opened on machine tools and other pieces of equipment to keep workers safe.
2no 2nc direct opening double pole sequential snap action 1 2no 2nc direct opening double pole snap action 2. The safety key is used to prevent accidental lock as the access key which can de isolate the machine is locked as long as the safety key is not returned. The personal safety key is released when the access key is inserted in the lock below. Mount the switch to the door frame and mount the key to the door so that the key is inserted into the switch when the door is closed.
Double swinging doors with partition for use with stationary cam sdc door interlock. Also known as interlock switches these ensure the safety of personnel by automatically shutting off power to machinery when an access door opens. It may be used to prevent undesired states in a finite state machine and may consist of any electrical electronic or mechanical devices or systems in most applications an interlock is used to help prevent a machine from harming its operator or damaging itself by preventing one element from. An interlock is a feature that makes the state of two mechanisms or functions mutually dependent.
Key trapped door unlocked. Safety interlock switches our safety interlock switches are a means of safeguarding that monitors the position of a guard or gate. Rsb 2 door interlock. When the door opens the key is removed from the switch and the machine shuts down.