(1) The types of switch : 1 gang 1 / 2 way switch; 2 gang 1 / 2 way switch; 3 gang 1 / 2 way switch; 4 gang 1 / 2 way switch;

(2)HR7 series is made of metal material, the shell is firm and flame retardant, the product is not easy to fade and deform, and can be used for a long time.

(3) Large button: modular size 66x66mm; standard 86 British standard wall installation.

(4)1-4 Vertical conjoined frame or level conjoined frame.

Installation Method:

1. Connection according to connection diagram;

2. Dissemble the frame;

3. Dissemble the right and left key cover and expose the hole for fix;

4. Put the screw into the hole and screw in with torque 0.2-0.4N.m (2.0-4.0kgf.cm) fixing the switch;

5. Assemble the key cover and frame.

No need to dissemble key cover under following condition:

1. Fix hole is exposed out of key cover.

2. Using additional hole to fix