Cable gland means the metric type thread with the dimension of the hole size is 20mm, which is around 0.787 inches size, it is designed in IP68 waterproof protection degree to ensure the cable pass-through without exposing the equipment to any damaging stuffs. cable gland with the cable clamping range 3-6.5mm, that means the electrical cable diameter size must be in this range, otherwise, you should change another size to match it. What’s more, it will also facilitate the fast accomplishment of your installation.
The main functions of the Cable Gland are to act as a sealing and terminating device to ensure the protection of electrical equipment and enclosures, including the provision of: Environmental protection – by sealing on the outer cable sheath, excluding dust and moisture from the electrical or instrument enclosure.
There are four A-type designations: Type A1: Type A1 cable connectors are often plastic glands used to protect the cable’s outer jacket. Type A2: Type A2 cable glands may be plastic or brass and feature an IP68-designated seal between the cable’s outer jacket and the gland.