PKB-M, PKB-MS Operating Manual 21
ENGLISH
3-phase asynchronous motor in a star-delta circuit
Fig. 7: PKB-M with internal brake contactor (15 A /
£415
V AC)
------- only with standstill-dependent braking (PKB-MS)
* superfast semiconductor fuses
L-
K2
*F4
F1
*F2
F5
Y12Z11
Z31
Z21 Z32
9
8U
V
Z22
Z12
V'
W'
Y11Y21
Y24
/6
Y22 Y23 7
L1/
A1
L2 L2 L2 A2
K3
S0
S1
*F3
U1
V1
W1
L1
L2
L3
L+
K1
K1
KT1
K2
KT1
M1
M
K1
W2
V2
U2
K3
K2
3 AC
K3
K2
KT1
Units with an internal brake contactor see technical details
CAUTION!
The supply voltage range stated on the type label must match the line-to-
line voltage on the supply. Example: For the European 230/400 V supply
a device with a supply voltage range of 350 ... 415 V AC must be used.
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