38
39
•
Selection of electrical installation material for
safeguarding shut-off conditions;
•
IP protection types;
•
Installation of electrical installation material;
•
Type of supply network (TN system, IT system, TT
system) and the resulting connecting conditions
(classical zero balancing, protective earthing,
required additional measures etc .)
To install the switching actuator, proceed as follows:
•
Place the switching module onto the DIN rail and
lock it in position .
Make sure that the locating springs engage
properly and that the device is securely seated
on the rail .
•
Strip 8 mm from the ends of the power supply cable
and the cables to the loads, without damaging the
exposed wires . Observe the permissible cable cross
sections .
Wire the power supply connection and the load
connections to the 230 V mains voltage in ac-
cordance with the connection diagram on the
following page .
Make sure that all connections are tight and se-
cured in the installation terminals .
L
N
PE
1
2
4
3
-2
