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Electrical installation 45
6
Electrical installation
Contents of this chapter
The chapter tells how to check the insulation of the assembly and the compatibility
with IT (ungrounded) and corner grounded TN systems as well as connect power
cables, control cables and embedded fieldbus.
WARNING!
Obey the safety instructions. See chapter
. If
you ignore the safety instructions, injury or death can occur. If you are not a
qualified electrician, do not do electrical work.
Make sure that the drive is disconnected from the input power during installation. If
the drive is already connected to the input power, wait for 5 minutes after
disconnecting the input power.
Checking the insulation of the assembly
Drive
Do not make any voltage tolerance or insulation resistance tests (for example hi-pot
or megger) on any part of the drive as testing can damage the drive. Every drive has
been tested for insulation between the main circuit and the chassis at the factory.
Also, there are voltage-limiting circuits inside the drive which cut down the testing
voltage automatically.
Input power cable
Check the insulation of the input power cable according to local regulations before
connecting to the drive.
Summary of Contents for ACS320 series
Page 1: ...ABB drives User s manual ACS320 drives 0 5 to 30 hp ...
Page 4: ......
Page 18: ...18 Safety ...
Page 28: ...28 Operation principle and hardware description ...
Page 56: ...56 Electrical installation ...
Page 142: ...142 Program features Connection diagram example ACS320 xx xxxx x ...
Page 282: ...282 Actual signals and parameters ...
Page 358: ...358 Fieldbus control ...
Page 376: ...376 Fault tracing ...
Page 382: ...382 Maintenance and hardware diagnostics ...
Page 407: ...Dimension drawings 407 Frame size R2 NEMA 1 Frame size R2 IP20 NEMA 1 3AUA0000051097 A ...
Page 409: ...Dimension drawings 409 Frame size R3 NEMA 1 Frame size R3 IP20 NEMA 1 3AUA0000051118 A ...
Page 411: ...Dimension drawings 411 Frame size R4 NEMA 1 Frame size R4 IP20 NEMA 1 3AUA0000051133 A ...
Page 412: ...412 Dimension drawings ...
Page 413: ...Index Numerics A B C D E F G H I K L M N O P R S T ...