36
Connection Power Unit R6-N
4.4.5 Regenerative operation at parallel operation of up to two R6-N with decoupling diodes
(Parallel operation with an error at current sharing of the R6-N units of ≤10 % and max. power
ratio from inverter to regenerative units 1.7:1)
L2
L1
PE
L3
1
14
3
3
6
6
9
9
L1’
L2’
L2
L3’
L1
L3
8
8
PE
U V W
L2
L1
PE
L3
PE
U V W
L2
L1
PE
L3
4
12
13
11
++
+PA
- -
-
++
+PA
- -
-
7
7
++
++
- -
L22
- -
L12
L32
X2D
++
++
- -
L22
- -
L12
L32
X2D
2a
2a
2
5
5
11
10
10
9
9
14
1
Line fuses
5)
6 Choke (xxZ1F04-1010)
6)
10 Motor
2
Line contactor with protective
wiring
7 COMBIVERT R6-N with
DC fuses
11 DC fuses type aR/gR
1) 5)
2a Contactor with protective
wiring
3)
8 Frequency inverter (typ
A1/A2 or B1/B2) same
type and size
12 DC fuses type aR/gR
5)
3
Main fuses type gR
5)
9 Ferrite (optional)
13 External terminal block
2)
4
Radio interference filter E6
14 Decoupling diodes (see annex)
5
Mains choke xxZ1B04-1000 harmonic filter xxZ1C04-1000
6) 8)
1)
The cable cross-section may not be smaller than 10 mm². It must be dimensioned for the DC rated
current of the load. Otherwise there are fuses in the DC circuit (10) necessary The indicated maximum
protection for the connected frequency inverter must be observed!
2)
If the inverter current > current of the COMBIVERT R6-S it must be wired at an external terminal (12).
3)
The contactor may only be connected if the precharging in the DC circuit is completed. Note the per-
missible DC link capacity of the charging circuit of the inverter!
continued on the next page
Содержание Combivert R6
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