Part | RoHS | Manufacturer | Circuit Protection Type | Mounting Feature | Rated AC Voltage | Rated DC Voltage | Rated Current | Terminal Shape | Minimum Operating Temperature | Terminal Finish | Rated Breaking Capacity | Manufacturer Series | Trip Time/Delay | Additional Features | Actuator Type | Packing Method | Body Length/Diameter | Body Width | Environmental Characteristics | JESD-609 Code | Dimensions | Circuit Function | Body Height | Reference Standard | No. of Poles | Maximum Operating Temperature | Blow Characteristic |
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|
Eaton Corporation |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
480 V |
96 V |
63 A |
Snap On |
-40 °C (-40 °F) |
15 kA |
Toggle |
3.15 in (80 mm) |
2.091 in (53.1 mm) |
IP20 |
Manual On/Off |
2.362 in (60 mm) |
CCC; CE; CSA; IEC; UL; VDE |
3 |
75 °C (167 °F) |
Short |
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|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
Panel Mount |
690 V |
65 A |
Screw |
-20 °C (-4 °F) |
6 kA |
Reference standard: UL |
Rotary Handle |
Bulk |
5.197 in (132 mm) |
2.165 in (55 mm) |
IK09; IP20 |
Trip |
5.354 in (136 mm) |
ATEX; ABS; BV; CCC; CSA; DNV-GL; EAC; EN; IEC; LROS; UKCA |
3 |
60 °C (140 °F) |
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|
Abb |
Thermal Magnetic Circuit Breaker |
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|
Abb |
Thermal Magnetic Circuit Breaker |
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Altech |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
480 V |
4 A |
Snap On |
-25 °C (-13 °F) |
10 kA |
Toggle Handle |
Bulk |
4.146 in (105.3 mm) |
1.378 in (35 mm) |
Trip |
2.693 in (68.4 mm) |
CE, CUL, UL |
2 |
55 °C (131 °F) |
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Altech |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
480 V |
15 A |
Snap On |
-25 °C (-13 °F) |
10 kA |
Toggle Handle |
Bulk |
4.291 in (109 mm) |
1.378 in (35 mm) |
IP20 |
Trip |
2.362 in (60 mm) |
CE, CUL, UL |
2 |
60 °C (140 °F) |
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|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
32 A |
Screw And Snap On |
-20 °C (-4 °F) |
2 kA |
Rotary Handle |
3.819 in (97 mm) |
1.772 in (45 mm) |
IP20 |
3.819 x 1.772 x 3.819 in (97 x 45 x 97 mm) |
Trip |
3.819 in (97 mm) |
3 |
60 °C (140 °F) |
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|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
36 A |
Screw And Snap On |
-20 °C (-4 °F) |
2 kA |
Rotary Handle |
5.512 in (140 mm) |
2.165 in (55 mm) |
IP00; IP20 |
5.512 x 2.165 x 5.866 in (140 x 55 x 149 mm) |
Trip |
5.866 in (149 mm) |
3 |
60 °C (140 °F) |
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|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
6.3 A |
Screw And Snap On |
-20 °C (-4 °F) |
4 kA |
Rotary Handle |
5.669 in (144 mm) |
1.772 in (45 mm) |
IP00; IP20 |
5.669 x 1.772 x 3.819 in (144 x 45 x 97 mm) |
Trip |
3.819 in (97 mm) |
3 |
60 °C (140 °F) |
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|
Legrand |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
400 V |
10 A |
Snap On |
-25 °C (-13 °F) |
50 kA |
Toggle Handle |
Bulk |
4.106 in (104.3 mm) |
3.154 in (80.1 mm) |
Manual On/Off |
3.11 in (79 mm) |
IEC |
3 |
70 °C (158 °F) |
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|
Legrand |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
400 V |
32 A |
Snap On |
-25 °C (-13 °F) |
50 kA |
Toggle Handle |
Bulk |
4.106 in (104.3 mm) |
4.205 in (106.8 mm) |
Manual On/Off |
3.11 in (79 mm) |
IEC |
4 |
70 °C (158 °F) |
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|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
400 V |
1 A |
Snap On |
10 kA |
3.535 in (89.8 mm) |
2.079 in (52.8 mm) |
IP20 |
3.535 x 2.079 x 2.992 in (89.8 x 52.8 x 76 mm) |
Trip |
2.992 in (76 mm) |
CCC; CE; IMQ; KC; RCM; UL; VDE |
3 |
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|
Eaton Corporation |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
480 V |
96 V |
6 A |
Snap On |
-40 °C (-40 °F) |
15 kA |
Toggle |
3.15 in (80 mm) |
2.091 in (53.1 mm) |
IP20 |
Manual On/Off |
2.362 in (60 mm) |
CCC; CE; CSA; IEC; UL; VDE |
3 |
75 °C (167 °F) |
Short |
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|
Abb |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
277 V |
48 V |
2 A |
Screw And Snap On |
-25 °C (-13 °F) |
10 kA |
Interrupting current max at 277 VAC |
2.717 in (69 mm) |
0.689 in (17.5 mm) |
Environment Resistant; IP20; IP40 |
2.717 x 0.689 x 4.37 in (69 x 17.5 x 111 mm) |
Trip |
4.37 in (111 mm) |
CE; CSA; EN; IEC; UL |
1 |
55 °C (131 °F) |
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|
Phoenix Contact |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
250 V |
65 V |
8 A |
Snap On |
-30 °C (-22 °F) |
2 kA |
Rated breaking capacity at 32 VDC: 2500 A |
Lever |
Bulk |
3.78 in (96 mm) |
0.984 in (25 mm) |
IP20; IP30 |
Trip |
3.248 in (82.5 mm) |
CSA; EAC; UL; VDE |
2 |
60 °C (140 °F) |
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|
Phoenix Contact |
Thermal Magnetic Circuit Breaker |
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|
Phoenix Contact |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
277 V |
125 V |
10 A |
Snap On |
-35 °C (-31 °F) |
5 kA |
Handle |
Bulk |
3.205 in (81.4 mm) |
1.39 in (35.3 mm) |
IP20 |
Trip |
2.587 in (65.7 mm) |
CUL; TUV; UL |
2 |
70 °C (158 °F) |
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Altech |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
480 V |
3 A |
Snap On |
-25 °C (-13 °F) |
10 kA |
Toggle Handle |
Bulk |
4.291 in (109 mm) |
1.378 in (35 mm) |
IP20 |
Trip |
2.362 in (60 mm) |
CE, CUL, UL |
2 |
60 °C (140 °F) |
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Altech |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
480 V |
1 A |
Snap On |
-25 °C (-13 °F) |
10 kA |
Toggle |
Bulk |
3.516 in (89.3 mm) |
2.067 in (52.5 mm) |
IP20 |
Trip |
2.693 in (68.4 mm) |
CE; CUL; UL |
3 |
55 °C (131 °F) |
||||||||||
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
40 A |
Screw And Snap On |
-20 °C (-4 °F) |
6 kA |
Rotary Handle |
6.496 in (165 mm) |
2.756 in (70 mm) |
IP20 |
6.496 x 2.756 x 6.85 in (165 x 70 x 174 mm) |
Trip |
6.85 in (174 mm) |
3 |
60 °C (140 °F) |
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|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail And Panel Mount |
690 V |
40 A |
Screw And Snap On |
-20 °C (-4 °F) |
2 kA |
Handle |
5.512 in (140 mm) |
2.165 in (55 mm) |
IP00; IP20 |
5.512 x 2.165 x 5.882 in (140 x 55 x 149.4 mm) |
Trip |
5.882 in (149.4 mm) |
ATEX; CCC; CE; CSA; EAC; IECEX; KC; UL; VDE |
3 |
60 °C (140 °F) |
Instantaneous |
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|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
45 A |
Screw And Snap On |
-20 °C (-4 °F) |
2 kA |
Rotary Handle |
5.512 in (140 mm) |
2.165 in (55 mm) |
IP00; IP20 |
5.512 x 2.165 x 5.866 in (140 x 55 x 149 mm) |
Trip |
5.866 in (149 mm) |
3 |
60 °C (140 °F) |
||||||||||
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
52 A |
Screw And Snap On |
-20 °C (-4 °F) |
2 kA |
Rotary Handle |
5.512 in (140 mm) |
2.165 in (55 mm) |
IP00; IP20 |
5.512 x 2.165 x 5.866 in (140 x 55 x 149 mm) |
Trip |
5.866 in (149 mm) |
3 |
60 °C (140 °F) |
||||||||||
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
59 A |
Screw And Snap On |
-20 °C (-4 °F) |
2 kA |
Rotary Handle |
5.512 in (140 mm) |
2.165 in (55 mm) |
IP00; IP20 |
5.512 x 2.165 x 5.866 in (140 x 55 x 149 mm) |
Trip |
5.866 in (149 mm) |
3 |
60 °C (140 °F) |
||||||||||
|
Legrand |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
400 V |
25 A |
Snap On |
-25 °C (-13 °F) |
50 kA |
Toggle Handle |
Bulk |
4.106 in (104.3 mm) |
3.154 in (80.1 mm) |
Manual On/Off |
3.11 in (79 mm) |
IEC |
3 |
70 °C (158 °F) |
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|
Schurter Ag |
Thermal Magnetic Circuit Breaker |
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|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
400 V |
60 V |
6 A |
Snap On |
-25 °C (-13 °F) |
Interrupting current max: 14000 A as per UL/CSA |
Handle |
3.535 in (89.8 mm) |
0.693 in (17.6 mm) |
IP20; IP40; Sealed |
3.535 x 0.693 x 3.031 in (89.8 x 17.6 x 77 mm) |
Trip |
3.031 in (77 mm) |
CCC; CE; UL; VDE |
1 |
55 °C (131 °F) |
||||||||
|
Eaton Corporation |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
480 V |
96 V |
6 A |
Snap On |
-40 °C (-40 °F) |
5 kA |
Toggle |
3.15 in (80 mm) |
1.394 in (35.4 mm) |
IP20 |
Trip Free |
2.362 in (60 mm) |
CSA; UL |
2 |
167 °C (332.6 °F) |
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|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
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|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
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|
Abb |
Thermal Magnetic Circuit Breaker |
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|
Abb |
Thermal Magnetic Circuit Breaker |
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|
Rockwell Automation |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
277 V |
25 A |
Snap On |
-25 °C (-13 °F) |
10 kA |
Interrupting current max(DC): 10000 A |
Toggle |
3.465 in (88 mm) |
2.087 in (53 mm) |
IP20; IP40 |
Trip |
2.913 in (74 mm) |
CCC; CE; CSA; DNVGL; EN; GB; UL; VDE |
3 |
55 °C (131 °F) |
Fast |
||||||||
|
Rockwell Automation |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
277 V |
25 A |
Snap On |
-25 °C (-13 °F) |
10 kA |
Interrupting current max(DC): 10000 A |
Toggle |
3.465 in (88 mm) |
2.756 in (70 mm) |
IP20; IP40 |
Trip |
2.913 in (74 mm) |
CCC; CE; CSA; DNVGL; EN; GB; UL; VDE |
3 |
55 °C (131 °F) |
Fast |
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|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
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|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
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|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
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|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
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|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
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|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
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|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
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|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
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Altech |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
480 V |
3 A |
Snap On |
-25 °C (-13 °F) |
10 kA |
Toggle Handle |
Bulk |
4.291 in (109 mm) |
1.378 in (35 mm) |
IP20 |
Trip |
2.362 in (60 mm) |
CE, CUL, UL |
2 |
60 °C (140 °F) |
||||||||||
Altech |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
480 V |
1 A |
Snap On |
-25 °C (-13 °F) |
10 kA |
Toggle |
Bulk |
3.516 in (89.3 mm) |
2.067 in (52.5 mm) |
IP20 |
Trip |
2.693 in (68.4 mm) |
CE; CUL; UL |
3 |
55 °C (131 °F) |
||||||||||
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
3.2 A |
Snap On |
-20 °C (-4 °F) |
10 kA |
Interrupting current max at 450 VDC: 10000 A |
Handle |
3.819 in (97 mm) |
1.772 in (45 mm) |
IP20 |
3.819 x 1.772 x 3.815 in (97 x 45 x 96.9 mm) |
Trip |
3.815 in (96.9 mm) |
ATEX; CCC; CE; CSA; EAC; IECEX; KC; UL; VDE |
3 |
60 °C (140 °F) |
||||||||
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
5 A |
Snap On |
-20 °C (-4 °F) |
4 kA |
Interrupting current max at 450 VDC: 10000 A |
Handle |
3.819 in (97 mm) |
1.772 in (45 mm) |
IP20 |
3.819 x 1.772 x 3.815 in (97 x 45 x 96.9 mm) |
Trip |
3.815 in (96.9 mm) |
ATEX; CCC; CE; CSA; EAC; IECEX; KC; UL; VDE |
3 |
60 °C (140 °F) |
||||||||
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
10 A |
Snap On |
-20 °C (-4 °F) |
4 kA |
Interrupting current max at 450 VDC: 10000 A |
Handle |
4.173 in (106 mm) |
1.772 in (45 mm) |
IP20 |
4.173 x 1.772 x 3.815 in (106 x 45 x 96.9 mm) |
Trip |
3.815 in (96.9 mm) |
ATEX; CCC; CE; CSA; EAC; IECEX; KC; UL; VDE |
3 |
60 °C (140 °F) |
Instantaneous |
|||||||
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
16 A |
Screw And Snap On |
-20 °C (-4 °F) |
2 kA |
Rotary Handle |
3.819 in (97 mm) |
1.772 in (45 mm) |
IP20 |
3.819 x 1.772 x 3.819 in (97 x 45 x 97 mm) |
Trip |
3.819 in (97 mm) |
3 |
60 °C (140 °F) |
A circuit breaker is an automatic electrical switch that is designed to protect an electrical circuit from damage caused by overcurrent or short circuits. Circuit breakers are commonly used in residential, commercial, and industrial electrical systems, and they are an important safety device that helps prevent electrical fires, equipment damage, and personal injury.
Circuit breakers work by monitoring the amount of current flowing through an electrical circuit. If the current exceeds a preset level, the circuit breaker will trip, or open the circuit, to prevent damage to the electrical system. When the circuit breaker trips, it interrupts the flow of current, which stops the electrical current from flowing and prevents further damage.
Circuit breakers are available in a variety of types and sizes, and they can be classified based on their voltage rating, current rating, and interrupting capacity. Some common types of circuit breakers include thermal circuit breakers, magnetic circuit breakers, and hybrid circuit breakers.
In addition to protecting electrical systems from overcurrent and short circuits, circuit breakers also help improve the reliability and efficiency of electrical systems. They can also be used to switch electrical circuits on and off, which can be helpful in certain applications.