USER MANUAL
SPEED DOME CAMERA SD-A27IR
Page:
11
Page:
11
DSE srl - Italy - WWW.DSE.EU
Surge protection
The overvoltages of atmospheric origin are the main cause of failure of the speed dome
cameras in the exterior.
This camera is provided with protections against overvoltages able to protect it from
atmospheric discharges mild.
However in outdoor installations necessary to pay attention to the following general rules:
•
Keep wiring at least 50 m away from high / medium voltage
•
If you can make runs and cables under the protection of a cornice
•
In routes outside the building, to use underground steel pipes with a good point
grounding
•
Avoid overhead cables
•
If the zone and subject to strong temporal or is located in close proximity to electrical
power stations or booths in medium or high voltage use appropriate additional
protections and possibly of a lightning conductor system