Installation Instructions; Installation; Connection; Verification Test - Gewiss GW 90 901 Bedienungsanleitung

INSTALLATION INSTRUCTIONS

The installation of the device is completely identical to that of a normal
differential switch.
Ensure that the system is powered down before connecting the switch.
Connect the switch as shown in the figure taking care over the power
supply; it is essential that this is from above.

CONNECTION

N
230V~
LINE
L
L
N
LOAD
Make the connection to the mains
and proceed with the activation,
verification test and synchronisation.

INSTALLATION

~
Un 230V
In 25 A
I∆n 0,03 A
2 pol.
63 6.000
1 3
2 4
At the first start-up, trip the differential
switch with the special system
checking instrumentation and the
device in automatic mode.
If the reset cycle is not concluded
correctly check the earth insulation,
which must be more than 500kΩ.
auxiliary
contatto
ausiliario
contact
30

VERIFICATION TEST

I
-25
INSERIRE CON
LEVA IN
ON OFF
POSIZIONE I
I
TEST
R
230V