In case of a fault: Hazardous voltage while protective earth conductor is NOT
connected!
Risk of electric shock.
→
Connect all protective earth conductors.
→
Connect PE connection to external protective earth conductor of connecting
cables.
→
Start running the device only after having connected the protective earth con-
ductor.
7.
Tighten PE conductors firmly to PE connection using ring lugs (flexible cables)
or loops (solid cables).
Figure 28: Protective earthing
[1]
Socket carrier
[2]
Screw
[3]
Washer
[4]
Lock washer
[5]
Protective earth with ring lugs/loops
[6]
Protective earthing, symbol:
8.
For shielded cables: Link the cable shield end via the cable gland to the housing
(earthing).
31
SAV 07.2 – SAV 16.2 / SARV 07.2 – SARV 16.2 Control unit: electronic (MWG)
ACV 01.2 HART
Electrical connection