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Connection diagram
￭
1
3
X350.16
X350.14
1ES-
1ES+
2
1
DC feeder unit, single string version. The terminals for the parallel strings are 2ES+, 2ES-, 3ES+
and 3ES-. Connections are otherwise similar with the one-string version.
2
Shielded 4-conductor power cable (customer-acquired). 360 degree grounding of the cable shield
at the drive cable entry.
3
Shielded disconnector status monitoring cable (customer-acquired). 360 degree grounding of
the cable shield at the drive cable entry.
4
Energy storage (customer-acquired)
5
Energy storage disconnector (customer-acquired)
6
Energy storage protective circuit breaker (customer-acquired)
Connection procedure
￭
WARNING!
Obey the safety instructions of the drive. If you ignore them, injury or
death, or damage to the equipment can occur. If you are not a qualified
electrical professional, do not do installation, commissioning or
maintenance work.
Stop the drive and do the steps in section
before you start the work.
Removing shrouds
1.
Open the door of the incoming cubicle.
2.
Remove the shrouding and assembly plates covering the input terminals.
Electrical installation 31
4
5
Electrical safety precautions (page 27)
6
11
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