6
ENG
external cctv camera installation
1
Installing the lightening conductor and grounding system.
Separate grounding system.
2
Installing the camera and grounding system.
Grounding wire to a good earth ground (100
Ω
or less ground
resistance.) (Class 3)
3
Class 3 camera grounding
Separate grounding system from the lightening conductor.
The height of the ground rod:
Higher than 3 meters.
(One meter by minimum)
1. Installing a lightening conductor
2. Camera grounding
No
Distinguished by
Standard
Note
1
Grounding method
Class 3
CCTV product
2
Thickness of the Grounding wire
1.6mm
2
3
Ground resistance
100
Ω
The purpose of the camera grounding
Installing the lightning conductor and grounding the camera chassis prevent the CCTV camera from lightning strikes.
When installing the CCTV camera outside, avoid the damages from the lightning strikes by using the lightning conductor
and camera grounding.
a) Protection area
b) Protected angle
(Depending on the height of the
lightning conductor)
00753C-B1311-NA.indb 6
2008-04-30 오후 6:13:34
