5.5
Mains connection
Danger!
Before connecting to the mains, check if the technical data on the rating plate of the ZAdyn4B
corresponds to the required connection values.
5.5.1
Network form
The line
fi
lter and ZAdyn4B are designed for use in an earthed power supply system. Permissible
network forms are:
•
TN network
•
TT network
Information
The line
fi
lter and ZAdyn4B are unsuitable for use in the IT network!
5.5.2
Cable cross section
The line cross-section must be speci
fi
ed dependent on the motor
’
s rated current and the ambient
conditions (e.g. temperature, wiring method) in accordance with DIN VDE 0100.
5.5.3
Mains fuse
The size of the mains fuse must re
fl
ect the cable cross-section used and the ambient conditions.
Use the following maximum fuse sizes, depending on the frame size of the ZAdyn4B:
ZAdyn frame size
Max. fuse for operating
class gG
4Bx 110
125 A
4Bx 180
200 A
5.5.4
Type of cable
Use
fl
exible cables with ring cable lugs. The power line does not have to be shielded.
5.5.5
Connection
The mains connection is implemented with screws M12 for ring terminals. To prevent damage to the
cables and the connecting screws and to ensure good contact, the terminals must be tightened with
the torque as stated in the technical data.
ZAdyn4B mains connection
1
Mains 3~ 400V/PE/50Hz
2
Line reactor ND
3
Radio interference
fi
lter FEF
4
Central ground point
Original operating instructions
ZAdyn4B 110-180
Electrical installation
R-TBA15_01-GB 2014 Index 005
Part.-No. 00163453-GB
23/200
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