Lenze 8200 Frequency inverters - Manual (Page 85)

Installation
8200SHB0199 4-28
4.2.7 Power connections
4.2.7.1 Mains connection
Types 8221 to 8227 Types 8241 to 8246
PE
+UG -UG L1 L2 L3
PE
L1 L2 L3 -UG +UG
➀
➁
s
Correct screen connection with screened cables:
- Connect the screen with suitable clamp to the
conducting control cabinet mounting plate.
- To improve the screen connection: Connect screen
additionally to the stud next to the power connections.
Correct screen connection with screened cables
(required parts in the accessory kit):
- Screw sreen plate
➀
on fixing bracket
➁
.
- Fix screen using cable lugs. Do not use as a strain
relief!
- To improve the screen connection: Connect the screen
additionally to the stud next to the power connections.
FIG 4-16 Proposal for mains connection 822X/824X
-
Connect the mains cables to the screw terminals L1, L2, L3.
-
Connect cables for brake unit (935X), supply module (934X) or further
controllers in the DC-bus connection to the screw terminals +U
G
, -U
G
at the
top of the controller.
-
Max. permissible cable cross-sections and tightening torques:
Terminals
Type
Max. permissible
cable cross-sections
L1, L2, L3, + U
G
, -U
G
PE connection
8201 - 8214 2.5 mm 2 0.5 ... 0.6 Nm (4.4 ... 5.3 lbin) 1.7 Nm (15 lbin)
8215 - 8218 4 mm 2 1) 0.5 ... 0.6 Nm (4.4 ... 5.3 lbin) 1.7 Nm (15 lbin)
8221 - 8223 25 mm 2 2) 4 Nm (35 lbin)
8224 - 8225 95 mm 2 2) 7 Nm (62 lbin)
8226 - 8227 120 mm 2 2) 12 Nm (106.2 lbin)
8241 - 8246 4 mm 2 1) 0.5 ... 0.6 Nm (4.4 ... 5.3 lbin) 3.4 Nm (30 lbin)
1) With pin-end connector: 6 mm 2
With wire crimp cap: 4 mm 2
2) With ring cable lug: The cross-section is only limited by the cable cut-out in the housing.
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