48 Low Voltage Products & Systems
AC 1006.9 - 5/03 ABB Inc. • 888-385-1221 • www.abb-control.com
Chapter 5 - Connection
5:3 Connection of communication devices
(optional)
5:3.1 Fieldbus communication
The fieldbus communication plug must be connected to the
communication interface on the front of the PST, see Figure 26.
Make sure that the plug is in correct position and tighten the screw
with 0.8 Nm (7.1 lb in) and additional 1/4 turn.
For programming and other information, see Chapter 7 “ Settings
and configuration” and Chapter 8 “ Fieldbus communication
(option)” .
1L
1
2T
1
4T2
6T3
B
1
B
2
B
3
3L
2
5L
3
1
100-250
V
Stop
Start
In0
In1
V
c
AC/DC, 50/60 Hz
2
3
4
5
6
7
8
9
10
Vp
Vp
11
K4
12
13
14
V
n
15
16
K5
17
18
19
K
6
20
L
IS
T
E
D
7F
39
IN
D
. C
O
N
T. E
Q
.
1SFA 894 007 R1002
IEC 947-4-2
Ie: 37-72A
Us: 100-250V AC/DC
UL 508
Uc: 100-250V AC/DC
FLA: 37-68A
M
ad
e in S
w
e
den
Ue: 220-230 380-400 500 V
72: AC-53a: 8-1.6: 80-6
In line 18,5 37 45 kW
Ue 208 220-240 440-480 V
PTC
Key-Pad
FELDBUSS
CAUTION
Fuse 250A TYPOWER ZILOX
Max short circuit current 65kA at 480V
Wire 1-8 Al Cu 75C only, 35lb-in
Overload Capacity 115% of Continuous
L
N
1SFC132066F0001
Made in Sweden
PTCKey-Pad Fieldbus
Made in Sweden
PTCKey-Pad Fieldbus
1SFC132067F0001
Figure 27: Principle of a fieldbus network with PST softstarters connected
Figure 26: Fieldbus plug
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