
30
1
%
Germany (0 91 87) 10-0 - USA (847) 827-7600 - UK (01296) 420336 - www.etacbe.com
Issue C
Thermal Overcurrent Circuit Breakers 120-P50/124-...
Dimensions 120-P50
Typical time/current characteristics
Internal connection diagram
Dimensions 124-...
124-F10-P50
124-F20-P50
3
3
2
p
OFF position
ON position
16
0
20
blade terminal DIN 46244-A4.8-0.8-Ms
3
10
36
2
3
4
1
min. 1
mounting cut-out
36.5
+0.3
2
+
41
2
R
R 150
-A3 terminal
p
p
p
1
2
(A3)
(3)
1
2
4
6
8 10
20
40
T
… times rated current
10000
1000
100
10
1
0.1
+23
°
C
+80
°
C
-30
°
C
2
O
4
3
3
4
4
4
11
38
blade terminal
DIN 46244-A4.8-0.8-Ms
1
21.6
3
-
6
-
1
-
O
21
2
33
1
42
R3.5
R32
min. 2
sunk mounting
1
+
2
±
0
raised mounting
min. 2
2
±
0
38.1
+0.2
2
+0.1
R3.5
-0.1
R1
-0.5
2
+0.1
1
+
2
+
1
+
38.1
+0.2
2
+
R1
-0.5
-A3
terminal
bright red indicator band,
visible in OFF position
f
bright red indicator band,
visible in OFF position
2
O
O
f
4
3
3
4
4
4
11
38
42
33
2
1
R35
R32
blade terminal
DIN 46244-A4.8-0.8-Ms
2
21.6
4
+
2
+
38.1
+0.2
R1
-0.5
min. 2
mounting cut-out
3
-
6
-
1
-
21
-A3
terminal
Time/current characteristics are calibrated at 23
°
C (see page 8). For operation
at other temperatures please apply the factors below to determine the circuit
breaker rating required.
Ambient temperature
°
C
-20 -10 0 +23 +40 +50 +60
Multiplication factor
0.76 0.84 0.92 1 1.08 1.16 1.24