ABB UMC100-FBP Technical Description page 83

Universal Motor Controller
UMC100-FBP
Technical Description
Dahlander Motor
UMC-
PAN
Fieldbus
Plug
Circuit diagram of the UMC for controlling dahlander motors. The checkback contacts k81/k91 are
optional.
Timing Diagram for Pole-Changing Starter
Command
received
telegram)
outputs
Check-back
Monitoring signals
(telegram)
UMC internal
FieldBusPlug / Issue: 03.2012
GND
(24VDC)
24VDC
DO3
12
I
Lim
10 11
0V
24VDC
RUN FORWARD
RUN FAST FORWARD
DO0 (contactor K1)
UMC
DO1 (contactor
K2a, K2b)
Motor current /
aux. contact
RUN FORWARD
RUN FAST FORWARD
OFF
Pause time
Contactor
Supply
(e.g. 230VAC)
K91a
K91b
K81
DOC DO0 DO1 DO2
5 7 8
UMC100
13 14 15 16 17 18
DI0 DI1 DI2 DI3 DI4 DI5
k81 k91
Speed1 Stop
Speed2
Run K1 Run K2
- 83 -
L1, L2, L3
K81=speed one
K91=speed two
9
3
k81
k91a
k91b
U1
U2
M
V1
V2
w1 w2
~ 20 ms
UMC100-FBP