Operating instructions
– LBA4/6/7 – 2017 Version
27
Barrier closed:
NO dry contact
•
Power supply (terminals N and Ph):
The supply cable must be wired last to avoid all electrical risks.
It must be type 3G 1.5 mm
2
or 2.5 mm
2
(depending on the cable distance).
Provide for electrical protection at head-end (differential circuit breaker 10A-30 mA/barrier)
The power cable earth must without fail be connected to the earth strip next to the terminal board.
As soon as the barrier has been installed, it must be switched on to prevent any
condensation inside
