Installation
Electrical installation
4.2.10 DC-bus operation
4-37
L
EDSVS9332S-B EN 3.0
4.2.10 DC-bus operation
Decentralised supply with brake module
Stop!
z Set the DC-bus voltage thresholds of controller and braking unit to the same values.
– Controller using C0173
– Braking unit using switches S1 and S2
z A bimetal relay is required for the monitoring of the mains supply.
K 1
K 1
L 3
N
P E
L 1
L 2
U
V
W
M
3 ~
P E
L 1 L 2 L 3
F 1
9 3 2 X - 9 3 3 X
P E
+ U G - U G
P E
R B
J
+ U G
- U G
9 3 5 2
P E
R B 2
R B 1
Z 1
X 1
Z 3
R B
K 1
U
V
W
M
3 ~
P E
L 1 L 2 L 3
9 3 2 X - 9 3 3 X
P E
+ U G
- U G
P E
Z 2
F 7
F 8
F 9 F 1 0
O N
O F F
2 8
A 4
P E
2 8
A 4
K 1
R F R
P E
X 2
K 1
R F R
F 2 F 3
F 4
F 5 F 6
Z 4
K35.0113
Fig. 4-17 Decentralised supply for DC-bus operation of several drives
Z1, Z2 Mains filter
Z3 Brake chopper
Z4 Brake resistor
F1...F6 Fuse ( 3-7)and( 4-24)
F7...F10 DC bus fuse; fuse holder with/without signalling contact ( 3-7)and ( 4-24)
K1 Main contactor
Tip!
Please observe the Application Report “DC-bus operation” for selecting and rating the components.