
224
4
Issue C
%
Germany (0 91 87) 10-0 - USA (847) 827 - 7600 - UK (01296) 420336 - www.etacbe.com
Dimensions
Typical time/current characteristics at 23
°
C
-BC-FA operating range see type 921-...-BC-FA
-FC coil shown with type 922-...-FC
Housing -B3
437-K12-5-Si10-...-FA
437-K60-1-...-FA
High Performance Thermal-Magnetic Circuit Breaker 437-...
Curve 06
(fast trip)
Curve 07
(delayed trip)
Internal connection diagram
I
N
≤
125 A
I
N
> 125 A
26
°
26
°
35
location pin for top-hat rail
DIN EN 50022-35x7.5
location pin for G profile
DIN EN 50035-G32
(not shown)
26
°
M10x25
tightening torque max. 4 Nm
4
2
167.5
141
45
M3.5-9 depth
tightening torque max. 0.8 Nm
4 terminals for 2Si2
(2 N/O)
3
4
4
7
9
1
6
92
13
0
I
57
26
15.3
9
1
7
6
2
4
288
1
cylinder-head screw
M6x16-4.8 ISO 1207
3
4
7
9
1
92
13
0
I
4
180
4
M5
7
9
14
9
61.5
57
3
26
°
M10x25
tightening torque max. 4Nm
blade terminal
DIN 46244-A6.3-0.8-Bz
2 terminals for remote
disconnection
2 terminals for Si1 (N/C)
2 terminals for Si2 (N/O)
116
8
blade terminal
DIN 46244-A6.3-0.8-Bz
2 terminals for remote
disconnection
2 terminals for Si1 (N/C)
2
battery +
2
23
24
12
1
load
I >
11
13
13
13
14
14
14
Si
Si2
2Si2
23
24
12
battery +
1
2
load
I >
11
13
13
13
14
14
14
Si
Si2
2Si2
FA
FA
T
T
1
2
4
6 8
10 20
40
… times rated current
10000
1000
100
10
1
0.1
0.01
0.001
60 80100
1
2
4
6 8
10
20
40
… times rated current
10000
1000
100
10
1
0.1
0.01
0.001
60 80100