Grounding The Ksu - Samsung NX-828 Technical Manual

NX-828
HYBRID KEY SYSTEM

2.3 Grounding the KSU

WARNING: Unplug the power cord from the AC supply before attempting
to onnect the ground. Hazardous voltage may cause death or injury.
Observe extreme caution when working with AC power.
The NX-828 system comes equipped ready to use with a third wire AC ground provided through
the power cord (Figure 2-2).
The grounding lug on the bottom of the KSU must be connected to a ground rod or metal cold
water pipe using 10 AWG solid copper wire.
CAUTION:
Failure to provide an adequate ground may cause problems or even circuit
board failure.
1. Fix the 3 screws into the wall
2. Hang the KSU on the wall-mount bracket
Figure 2-1 Mounting the KSU
Figure 2-2 Grounding the KSU
THIS SIDE OF KSU
CONNECT TO EARTH GROUND
2 - 2
INSTALLATION