8 PP500 Installation Guide
ENG
Power supply
Any power supply connected to the PP500 must
conform to CE regulations regarding safety and
EMC. This includes conformity to SELV (Safety
Extra Low Voltage) according to EN 60950-1.
The supply line fuse shall, independent of host
system, not in any case exceed 10A.
Cable recommendations
The cables used for this product shall be screened
and not exceed 30 m. E g the Belden 9534/9538,
Li-YCY.
The screen shall be connected to any screen con-
nector (if this exist) in a door controller - otherwise
to the back plate of the PP500.
Note! - Due to the risc of potential differences in
the protection earth system of buildings, only one
(1) connection to earth shall be made in a system.
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