Kirk Key Interlock Wiring Diagram. Key is captive when key interlock is unlocked. Replacing existing auxiliary switch installing the bell alarm coil signaling contacts.
3 solenoid is energised switch is locked out and key is free. Interlockusedtolock with key held detachable latch type d or dm. In doing this a 5 minute timer is started to allow the capacitors to discharge.
Figure 3 below shows various interlocks and the key removable designations as e and w.
Kirk key interlock. Page 5 kirk time delay key release unit type tdkru the tdkru is comprised of two key interlocks a timing device a solenoid and an indicating light. 5 cylinder interlock with auxiliary switch. 1 circuit a input 2 customer to wire this side only.