1.4 Electrical Installation
1.4.1 Electrical Installation in General
NB!
All cabling must comply with national and local regulations on cable cross-sections
and ambient temperature. Copper conductors required, (60-75° C) recommended.
Details of terminal tightening torques.
VLT Terminals Torque (Nm) Torque, Control Cables (Nm)
2803 - 2875
Power mains brake 0.5 - 0.6
0.22 - 0.25
Earth
2 - 3
2880 - 2882,
2840 PD2
Power mains brake 1.2 - 1.5
Earth 2 - 3
Table 1.3: Tightening of terminals.
1.4.2 Power Cables
NB!
Please note that the power terminals can be removed.
Connect mains to the mains terminals of the frequency converter, i.e. L1, L2 and L3 and the earth
connection to terminal 95.
VLT 2803 - VLT 2815 VLT 2822 - VLT 2840
1 Quick Guide VLT 2800 Quick Guide
8
MG.28.M1.02 - VLT
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is a registered Danfoss trademark
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