Preparing The Auto-Transformer Mains Cable And Strain Relief Device; Securing The Mains Cable In The Strain Relief Device - Fronius MW 2500 Operating Instructions Manual

Preparing the The following strain relief device is supplied for the auto-transformer mains ca-
auto-transfor- ble:
mer mains cable -
and strain relief
device
(1)
NOTE!
If wire end ferrules are not used, there is a risk of short circuits between indivi-
dual phase conductors and the PE conductor. Fit wire end ferrules to all phase
conductors and the PE conductor of the stripped mains cable.
6
Securing the
mains cable in
the strain relief
device
Inside strain relief device
AWG 12 auto-transformer strain relief device for mains cable
green
Fit wire end ferrules to the phase conductors and the PE conductor of the
autotransformer mains cable.
(1)
(2)
Turn the main device switch on the
1
auto-transformer to the „O" positi-
on
Pull out the mains plug and dis-
2
connect the power supply
Remove the auto-transformer side
3
panel
Strip approx. 110 mm (4.33 in.)
4
from the auto-transformer mains
cable
Shorten the phase conductors to
5
90 mm
Insert the auto-transformer mains
1
cable 220 mm into the strain relief
device (1)
Tighten the screw (2) for the mains
2
cable strain relief with an appro-
(1)
priate (1) screwdriver, do not clamp
the cable
21