ABB REF 545 Product Guide

Feeder Terminal REF 541, REF 543, REF 545.
1MRS750443-MBG
11
A050203
Fig. 4 Basic connection diagram of REF 543.
1A
5A
1A
0,2A
100V
100V
100V
100V
1A
5A
1A
5A
1A
5A
X1.1
16
15
14
13
12
11
8
7
6
5
4
3
2
1
10
9
19
18
22
21
27
25
24
IRF
TCS2
TCS1
X4.1
5
6
7
9
8
10
11
13
12
15
16
18
17
3
4
11
10
12
13
15
14
16
17
18
8
9
X4.2
X2.1
X2.2
X2.3
X2.4
X2.5
X2.6
X2.7
DIFF
DIFF
DIFF
DIFF
DIFF
DIFF
DIFF
X3.3
-
X4.1
1
2
X2.9
DIFF
1
2
4
5
6
7
X4.2
17
18
X7.1
X7.1
10
11
12
13
14
15
16
4
5
6
7
8
9
1
2
3
X7.2
5
6
7
8
9
10
13
14
15
16
11
12
1
2
3
4
17
18
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
X5.1
5
6
7
9
8
10
12
11
13
15
14
16
18
17
X5.2
3
4
1
2
X5.2
X2.8
DIFF
+
PS1_4_HSPO3
PS1_4_HSPO1
PS1_4_TCS1
PS1_4_HSPO2
PS1_4_HSPO5
PS1_4_SO1
PS1_4_TCS2
PS1_4_HSPO4
PS1_4_BI1
PS1_4_BI3
PS1_4_BI2
PS1_4_TempAlarm
REF 543
(1MRS 090127-
AABA/BABA/CABA )
BIO2_7_BI9
BIO2_7_BI8
BIO2_7_BI7
BIO2_7_BI6
BIO2_7_BI5
BIO2_7_BI4
BIO2_7_BI3
BIO2_7_BI2
BIO2_7_BI10
BIO2_7_BI1
BIO2_7_PO1
BIO2_7_PO2
BIO2_7_PO3
BIO2_7_PO4
BIO2_7_PO5
BIO2_7_PO6
BIO1_5_BI1
BIO1_5_BI11
BIO1_5_BI9
BIO1_5_BI8
BIO1_5_BI7
BIO1_5_BI6
BIO1_5_BI5
BIO1_5_BI4
BIO1_5_BI3
BIO1_5_BI2
BIO1_5_BI10
BIO1_5_BI12
BIO1_5_SO1
BIO1_5_SO2
BIO1_5_SO3
BIO1_5_SO4
BIO1_5_SO5
BIO1_5_SO6
PS1_4_ACFail
X3.2
S1
S2
S1
S2
P1
P2
L3
L1
L3
L1
A
N
n
a
da
dn
+
+
Q1
Q2
Q0
0
I
+
+
+
Q3
Q9
*)
-
-
-
-
-
+
_
0
+
_
_
+
1
+
_
**)
SERIAL BUS
Ch 9, sensor
Ch 10, sensor
Ch 8, sensor
Ch 7, sensor
Disconnector Q1
Close
Disconnector Q1
Open
Mains
*) Power flow direction
Disconnector Q3
Close
Disconnector Q3
Open
Disconnector Q2
Close
Disconnector Q2
Open
Ch 4, sensor
Ch 3, sensor
Ch 2, sensor
Ch 1, sensor
Ch 5, sensor
Ch 2, CT1
Ch 3, CT2
Ch 4, CT3
Ch 5, CT4
Ch 6, CT5
Ch 7, VT1
Ch 8, VT2
Ch 9, VT3
Ch 10, VT4
External
close
External
open
**) Example connection
SERIAL BUS

ABB REF 545 Specifications

General

Brand	ABB
Model	REF 545
Category	Touch terminals
Language	English