2 connection to the dc bus (+ug, -ug), 3 fan connection, Connection to the dc bus (+ug, −ug) – Lenze EVF9383 User Manual
Page 88: Fan connection, Electrical installation, 2 connection to the dc bus (+u, Both, the master and the slave must be supplied, Connect the fan to the master and the slave
Electrical installation
Supply and fan connection at the controller for a mains voltage of 400 V/500V
Connection to the DC bus (+UG, −UG)
l
88
EDKVF9383 DE/EN/FR 4.0
5.4.2
Connection to the DC bus (+U
G
, −U
G
)
ƒ
For compliance with EMC requirements, Lenze recommends to use shielded DC−bus
cables.
ƒ
Shield clamps are not included in the scope of supply.
ƒ
Both, the master and the slave must be supplied!
BR2
BR2
BR1
BR1
+UG
+UG
-UG
-UG
PE
PE
U
U
V
V
W
W
L1
L1
101
101
102
102
103
103
104
104
L2
L2
L3
L3
PE
PE
40 mm
40 mm
PE
15-20 Nm
M6
133-176 lb-in
PE
15-20 Nm
M6
133-176 lb-in
+U
G
+U
G
-U
G
-U
G
25-30 Nm
25-30 Nm
M8
M8
221-264 lb-in
221-264 lb-in
max.
300 mm
max.
300 mm
3
3
2
2
0
1
9300VEC083
Fig. 5−9
Connection example to +U
G
and −U
G
BR1, BR2
Brake resistor can only be operated with the variants V270 and V300
For connection see System Manual of 9300 vector
0
Master terminals
1
Slave terminals
2
Connect the DC−bus cable shield with a surface as large as possible to the control
cabinet mounting plate by using the clamps.
3
Conductive surface
Ensure to have the poles right!
Fuses and cable cross−sections for DC−bus connection
Master
Slave
Master
Slave
Master
Slave
EVF9381−EVV2xx
EVF9381−EVV300
350
350
150
2 Ч 50
1)
150
2 Ч 50
1)
95
95
EVF9382−EVV2xx
EVF9382−EVV300
400
400
240
2 Ч 95
1)
240
2 Ч 95
1)
95
95
EVF9383−EVV2xx
EVF9383−EVV300
500
500
240
2 Ч 95
1)
240
2 Ч 95
1)
150
150
1)
Multiple conductor; both conductors must have the same cross−section
2)
Only use fuses of the gRL utilisation category
Observe the national and regional legislation
5.4.3
Fan connection
)
Note!
Connect the fan to the master and the slave.