Power Connections; Mains Connection - Lenze Global Drive 9300 Servo PLC Series Mounting Instructions

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4.2.7
4.2.7.1
Fig. 4-7
L

Power connections

Controllers
9321 ... 9326
9327 ... 9332

Mains connection

Types 9321 to 9326
L1 L2 L3
Correct shield connection with shielded cables
(required parts in the accessory kit):
Q
•
Screw shield plate on fixing bracket.
•
Fix shield using cable lugs. Do not use as a strain relief!
•
To improve the shield connection: Connect shield additionally at the
PE stud next to the power connections.
Proposal for a mains connection
•
Connect mains cables to screw terminals L1, L2, L3.
•
Connect cables for brake unit (935X), supply module (934X) or further controllers in DC-bus
connection to the screw terminals +UG, -UG at the top of the controller.
•
Max. permissible cable cross-sections and screw tightening torques:
Type yp
Max. permissible
cable cross-sections
9321 - 9326 4 mm
9327 - 9329 25 mm
9330 - 9331 95 mm
9332 120 mm
1) 2
with pin cable lug: 6 mm
2
with wire crimp cap 4 mm
2)
with ring cable lug Cross-section is only limited by cable entry in the housing
Preparations for power connection
•
Remove the covers of the power connections:
– Unlatch to the front by gentle pressure.
– Pull upwards (mains connection) or downwards (motor connection).
•
Remove cover:
– Loosen screws (X) (see Fig. 4-1).
– Swing cover to the top and detach.
– Take the accessory kit out of the interior of the controller.
Types 9327 to 9332
+UG -UG
PE
Make a correct shield connection with shielded cables:
•
Connect the shield with suitable clamp on the conducting control
R
cabinet mounting plate.
•
To improve the shield connection: Connect shield additionally to the
PE stud next to the power connections.
Terminals
L1, L2, L3, + UG, -UG
2 1)
0.5 ... 0.6 Nm (4.4 ... 5.3 lb-in)
2 2)
2 2)
2 2)
MA9300PLC EN 1.4
Installation
+UG L1 L2 L3 -UG
PE
PE connection
3.4 Nm (30 lb-in)
5 Nm (44 lb-in)
15 Nm (132 lb-in)
30 Nm (264 lb-in)
4-13