Heavy Duty Access Control Interlocks Multiple Keys

With the years of experience and vast knowledge, we are engaged in manufacturing and supplying an exclusive collection of Heavy Duty Access Control Interlocks Multiple Keys in Chennai, Tamil Nadu, India. This is a Heavy duty door interlock and is useful where multiple keys to gain entry or alternatively releasing multiple keys, for more than one primary or secondary operations are required. The need for an intermediate key exchange is eliminated.
ILH-4

This is identical to the 1#H - 3 range above but incorporating 2/3/4 pole 10/20A Rotary isolation switch in conjunction with the bolt release.

STANDARD FORMAT = Engagement bolt at left
SPECIFY SYMBOL REQUIRED; Start from left / top
TYPE DESCRIPTION
ILH - 311L Multi-key door interlock, 1 key in and 1 removed to release bolt. Left hand bolt.
ILH - 321 Multi-key door interlock, 2 key and 1 removed to release bolt.
ILH - 331 Multi-key door interlock, 3 keys in and 1 removed to release bolt.
ILH - 421 Multi-key door interlock, 2 keys in and 1 removed to release bolt, + integral 2 pole changeover, 20A switch
ILH - 411 Multi-key door interlock, 3 keys in and 1 removed to release bolt, + integral 2 pole changeover, 20A switch
Interlocks are also available with Bolts on RH, TOP / BOTTOM.