Thermal Magnetic Circuit Breaker Circuit Breaker 165
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Legrand |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
400 V |
50 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 |
690 V |
20 A |
Screw And Snap On |
-20 °C (-4 °F) |
2 kA |
3RV2021-4BA10 |
3.819 in (97 mm) |
1.772 in (45 mm) |
Moisture Resistant; IP20 |
3.819 x 1.772 x 3.815 in (97 x 45 x 96.9 mm) |
3.815 in (96.9 mm) |
CCC; CSA; EAC; KTL; UL |
3 |
60 °C (140 °F) |
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|
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
450 V |
8 A |
Screw And Snap On |
-20 °C (-4 °F) |
4 kA |
Rotary Handle |
3.819 in (97 mm) |
1.772 in (45 mm) |
IP20 |
3.819 x 1.772 x 3.78 in (97 x 45 x 96 mm) |
Trip |
3.78 in (96 mm) |
3 |
60 °C (140 °F) |
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|
|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
DIN Rail And Panel Mount |
690 V |
14 A |
Screw And Snap On |
-20 °C (-4 °F) |
3 kA |
Push Button |
Bulk |
3.504 in (89 mm) |
1.772 in (45 mm) |
IK04; IP20 |
3.079 x 1.772 x 3.504 in (78.2 x 45 x 89 mm) |
Trip |
3.091 in (78.5 mm) |
ATEX; BV; CCC; CSA; DNV-GL; EAC; EN; IEC; LROS; RINA; UL |
3 |
60 °C (140 °F) |
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|
|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
DIN Rail And Panel Mount |
690 V |
2.5 A |
Screw And Snap On |
-20 °C (-4 °F) |
3 kA |
Push Button |
Bulk |
3.504 in (89 mm) |
1.772 in (45 mm) |
IK04; IP20 |
3.118 x 1.772 x 3.504 in (79.2 x 45 x 89 mm) |
Trip |
3.091 in (78.5 mm) |
EN; IEC |
3 |
60 °C (140 °F) |
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|
|
Phoenix Contact |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
277 V |
60 V |
20 A |
Snap On |
-35 °C (-31 °F) |
10 kA |
Bulk |
4.567 in (116 mm) |
0.693 in (17.6 mm) |
2.665 in (67.7 mm) |
CUL; IEC-60947-2; UL |
1 |
70 °C (158 °F) |
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|
|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
DIN Rail And Panel Mount |
690 V |
6.3 A |
Screw And Snap On |
-20 °C (-4 °F) |
3 kA |
Push Button |
Bulk |
3.504 in (89 mm) |
1.772 in (45 mm) |
IK04; IP20 |
3.079 x 1.772 x 3.504 in (78.2 x 45 x 89 mm) |
Trip |
3.091 in (78.5 mm) |
ATEX; BV; CCC; CSA; DNV-GL; EAC; EN; IEC; LROS; RINA; UL |
3 |
60 °C (140 °F) |
||||||||
|
|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
DIN Rail And Panel Mount |
690 V |
18 A |
Screw And Snap On |
-20 °C (-4 °F) |
3 kA |
Push Button |
Bulk |
3.504 in (89 mm) |
1.772 in (45 mm) |
IK04; IP20 |
3.079 x 1.772 x 3.504 in (78.2 x 45 x 89 mm) |
Trip |
3.091 in (78.5 mm) |
ATEX; BV; CCC; CSA; DNV-GL; EAC; EN; IEC; LROS; RINA; UL |
3 |
60 °C (140 °F) |
||||||||
|
|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
DIN Rail And Panel Mount |
690 V |
10 A |
Screw And Snap On |
-20 °C (-4 °F) |
3 kA |
Push Button |
Bulk |
3.976 in (101 mm) |
1.772 in (45 mm) |
IK04; IP20 |
3.079 x 1.772 x 3.976 in (78.2 x 45 x 101 mm) |
Trip |
3.091 in (78.5 mm) |
ATEX; BV; CCC; CSA; DNV-GL; EAC; EN; IEC; LROS; RINA; UL |
3 |
60 °C (140 °F) |
||||||||
|
|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
440 V |
125 V |
4 A |
Snap On |
-30 °C (-22 °F) |
6 kA |
Rated breaking capacity at 125 VDC: 10000 A, Environmental Characteristics: IP40 |
Toggle |
2.874 in (73 mm) |
1.417 in (36 mm) |
Environment/Moisture Resistant; IP20 |
2.874 x 1.417 x 4.213 in (73 x 36 x 107 mm) |
Trip |
4.213 in (107 mm) |
CCC; CSA; GB; IEC; UL |
2 |
70 °C (158 °F) |
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|
|
Eaton Corporation |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
277 V |
48 V |
4 A |
Snap On |
-25 °C (-13 °F) |
15 kA |
Rated breaking capacity at 400 VAC |
IP20; IP40 |
Trip |
CE; CSA; EN; IEC; UL |
1 |
75 °C (167 °F) |
||||||||||||
|
|
Eaton Corporation |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
277 V |
48 V |
5 A |
Snap On |
-25 °C (-13 °F) |
15 kA |
Rated breaking capacity at 400 VAC |
IP20; IP40 |
Trip |
CE; CSA; EN; IEC; UL |
1 |
75 °C (167 °F) |
||||||||||||
|
|
Eaton Corporation |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
277 V |
48 V |
6 A |
Snap On |
-25 °C (-13 °F) |
15 kA |
Rated breaking capacity at 400 VAC |
IP20; IP40 |
Trip |
CE; CSA; EN; IEC; UL |
2 |
75 °C (167 °F) |
||||||||||||
|
|
Eaton Corporation |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
277 V |
48 V |
10 A |
Snap On |
-25 °C (-13 °F) |
15 kA |
Rated breaking capacity at 400 VAC |
IP20; IP40 |
Trip |
CE; CSA; EN; IEC; UL |
2 |
75 °C (167 °F) |
||||||||||||
|
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
6.3 A |
Snap On |
-20 °C (-4 °F) |
2 kA |
Interrupting current max at 450 VDC: 10000 A |
Rocker |
3.543 in (90 mm) |
1.772 in (45 mm) |
IP00; IP20 |
3.543 x 1.772 x 2.953 in (90 x 45 x 75 mm) |
Trip |
2.953 in (75 mm) |
ATEX; CCC; CE; CSA; EAC; IECEX; UL; VDE |
3 |
60 °C (140 °F) |
Instantaneous |
|||||||
|
|
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 |
4 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 |
5 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) |
||||||||
|
|
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 |
8 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) |
||||||||
|
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
630 mA |
Snap On |
-20 °C (-4 °F) |
100 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 |
630 mA |
Snap On |
-20 °C (-4 °F) |
100 kA |
Interrupting current max at 450 VDC: 10000 A |
Rocker |
3.543 in (90 mm) |
1.772 in (45 mm) |
IP20 |
3.543 x 1.772 x 2.953 in (90 x 45 x 75 mm) |
Trip |
2.953 in (75 mm) |
ATEX; CCC; CE; CSA; EAC; IECEX; UL; VDE |
3 |
60 °C (140 °F) |
||||||||
|
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
16 A |
Snap On |
-20 °C (-4 °F) |
2 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 |
6.3 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 |
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 |
3.2 A |
Snap On |
-20 °C (-4 °F) |
10 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) |
||||||||
|
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
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 |
1 A |
Snap On |
-20 °C (-4 °F) |
100 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 |
1.6 A |
Snap On |
-20 °C (-4 °F) |
100 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 |
6.3 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) |
Instantaneous |
|||||||
|
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
20 A |
Snap On |
-20 °C (-4 °F) |
2 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) |
Instantaneous |
|||||||
|
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
16 A |
Snap On |
-20 °C (-4 °F) |
2 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) |
Instantaneous |
|||||||
|
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
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) |
Instantaneous |
|||||||
|
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
22 A |
Snap On |
-20 °C (-4 °F) |
2 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) |
Instantaneous |
|||||||
|
|
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 |
||||||||
|
|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
DIN Rail And Panel Mount |
690 V |
1 A |
Screw And Snap On |
-20 °C (-4 °F) |
100 kA |
Push Button |
Bulk |
3.976 in (101 mm) |
1.772 in (45 mm) |
IK04; IP20 |
Trip |
3.091 in (78.5 mm) |
EN; IEC |
3 |
60 °C (140 °F) |
|||||||||
|
|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
DIN Rail And Panel Mount |
690 V |
10 A |
Screw And Snap On |
-20 °C (-4 °F) |
3 kA |
Push Button |
Bulk |
3.504 in (89 mm) |
1.772 in (45 mm) |
IK04; IP20 |
Trip |
3.091 in (78.5 mm) |
ATEX; BV; CCC; CSA; DNV-GL; EAC; EN; IEC; LROS; RINA; UL |
3 |
60 °C (140 °F) |
|||||||||
|
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
690 V |
2.5 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) |
Instantaneous |
|||||||
|
|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
DIN Rail And Panel Mount |
690 V |
18 A |
Screw And Snap On |
-20 °C (-4 °F) |
6 kA |
Rotary Knob |
Bulk |
5.197 in (132 mm) |
2.165 in (55 mm) |
IK09; IP20 |
Trip |
5.354 in (136 mm) |
CSA; EN; IEC; UL |
3 |
60 °C (140 °F) |
|||||||||
|
|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
DIN Rail And Panel Mount |
690 V |
25 A |
Screw And Snap On |
-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) |
ABS; ATEX; BV; CSA; CCC; DNV-GL; EAC; EN; IEC; LR0S; UKCA |
3 |
60 °C (140 °F) |
||||||||
|
|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
DIN Rail And Panel Mount |
690 V |
40 A |
Screw And Snap On |
-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) |
ABS; ATEX; BV; CSA; CCC; DNV-GL; EAC; EN; IEC; LR0S; UKCA |
3 |
60 °C (140 °F) |
||||||||
|
|
Schneider Electric Sa |
Thermal Magnetic Circuit Breaker |
DIN Rail And Panel Mount |
690 V |
50 A |
Screw And Snap On |
-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) |
ABS; ATEX; BV; CSA; CCC; DNV-GL; EAC; EN; IEC; LR0S; UKCA |
3 |
60 °C (140 °F) |
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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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|
|
Phoenix Contact |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
277 V |
63 A |
Snap On |
-35 °C (-31 °F) |
7.5 kA |
Bulk |
3.205 in (81.4 mm) |
1.39 in (35.3 mm) |
IP20 |
2.587 in (65.7 mm) |
CUL; IEC-60947-2; UL |
3 |
70 °C (158 °F) |
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|
|
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 |
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) |
Instantaneous |
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|
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
277 V |
3 A |
Snap On |
-25 °C (-13 °F) |
5 kA |
Handle |
3.543 in (90 mm) |
0.709 in (18 mm) |
3.543 x 0.709 x 2.992 in (90 x 18 x 76 mm) |
Trip |
2.992 in (76 mm) |
CE; CSA; EN; UL |
1 |
45 °C (113 °F) |
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|
|
Siemens |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
277 V |
2 A |
Snap On |
-25 °C (-13 °F) |
5 kA |
Handle |
3.543 in (90 mm) |
0.709 in (18 mm) |
3.543 x 0.709 x 2.992 in (90 x 18 x 76 mm) |
Trip |
2.992 in (76 mm) |
CE; CSA; EN; UL |
1 |
45 °C (113 °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.