Magnetic Circuit Breaker Circuit Breaker 327

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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

AA1-B0-26-430-1B1-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

277 V

3 A

Quick Connect

-40 °C (-40 °F)

5 kA

Standards: MIL-PRF-55629, MIL-STD-202

Handle

2 in (50.8 mm)

0.755 in (19.18 mm)

Corrosion/Moisture Resistant

Series Trip

1.64 in (41.66 mm)

CSA; UL

1

85 °C (185 °F)

AA1-B0-26-470-1B1-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

277 V

7 A

Quick Connect

-40 °C (-40 °F)

5 kA

Standards: MIL-PRF-55629, MIL-STD-202

Handle

2 in (50.8 mm)

0.755 in (19.18 mm)

Corrosion/Moisture Resistant

Series Trip

1.64 in (41.66 mm)

CSA; UL

1

85 °C (185 °F)

C13-B9-46-610-546-R

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

250 V

10 A

Screw

-40 °C (-40 °F)

5 kA

Rocker

2.5 in (63.5 mm)

2.265 in (57.53 mm)

Corrosion/Moisture Resistant

Series Trip

1.85 in (47 mm)

CSA; TUV; UL

3

85 °C (185 °F)

CM1-B0-22-420-201-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

277 V

2 A

Screw

-40 °C (-40 °F)

5 kA

Standards: MIL-PRF-55629, MIL-STD-202

Toggle

2.5 in (63.5 mm)

0.755 in (19.18 mm)

Corrosion/Moisture Resistant

Series Trip

1.85 in (47 mm)

CSA; UL

1

85 °C (185 °F)

AA1-B0-26-440-2B1-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

277 V

4 A

Screw

-40 °C (-40 °F)

5 kA

Standards: MIL-PRF-55629, MIL-STD-202

Handle

2 in (50.8 mm)

0.755 in (19.18 mm)

Corrosion/Moisture Resistant

Series Trip

1.64 in (41.66 mm)

CSA; UL

1

85 °C (185 °F)

AA1-B0-26-450-1D1-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

277 V

5 A

Quick Connect

-40 °C (-40 °F)

5 kA

Standards: MIL-PRF-55629, MIL-STD-202

Handle

2 in (50.8 mm)

0.755 in (19.18 mm)

Corrosion/Moisture Resistant

Series Trip

1.64 in (41.66 mm)

CSA; UL

1

85 °C (185 °F)

AA2-B0-10-625-1B1-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

80 V

25 A

Quick Connect

-40 °C (-40 °F)

7.5 kA

Standards: MIL-PRF-55629, MIL-STD-202

Handle

2 in (50.8 mm)

1.515 in (38.48 mm)

Corrosion/Moisture Resistant

Series Trip

1.64 in (41.66 mm)

CSA; UL

2

85 °C (185 °F)

AA2-B0-26-410-1B1-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

277 V

1 A

Quick Connect

-40 °C (-40 °F)

5 kA

Standards: MIL-PRF-55629, MIL-STD-202

Handle

2 in (50.8 mm)

1.515 in (38.48 mm)

Corrosion/Moisture Resistant

Series Trip

1.64 in (41.66 mm)

CSA; UL

2

85 °C (185 °F)

AB3-B0-26-475-3B1-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

277 V

7.5 A

Screw

-40 °C (-40 °F)

5 kA

Standards: MIL-PRF-55629, MIL-STD-202

Handle

2.265 in (57.53 mm)

2 in (50.8 mm)

Corrosion/Moisture Resistant

Series Trip

1.64 in (41.66 mm)

CSA; UL

3

85 °C (185 °F)

IEG11-1-62F-20.0-A-00

Sensata Technologies

Magnetic Circuit Breaker

Panel Mount

240 V

20 A

Quick Connect

-40 °C (-40 °F)

2 kA

Toggle Handle

2 in (50.8 mm)

1.515 in (38.48 mm)

Corrosion/Moisture Resistant

Trip Free

1.687 in (42.85 mm)

VDE

2

85 °C (185 °F)

0903037

Phoenix Contact

Magnetic Circuit Breaker

DIN Rail Mount

8 A

Screw

0 °C (32 °F)

Bulk

3.15 in (80 mm)

0.492 in (12.5 mm)

IP20

3.268 in (83 mm)

CE, UL

50 °C (122 °F)

BB3-B0-26-620-121-D

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

277 V

20 A

Quick Connect

-40 °C (-40 °F)

1.5 kA

Toggle Handle

2 in (50.8 mm)

2.265 in (57.53 mm)

Corrosion/Moisture Resistant

Series Trip

1.73 in (43.94 mm)

CSA; UL; VDE

3

85 °C (185 °F)

C13-B9-46-610-543-R

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

250 V

10 A

Screw

-40 °C (-40 °F)

5 kA

Rocker

2.5 in (63.5 mm)

2.265 in (57.53 mm)

Corrosion/Moisture Resistant

Series Trip

1.85 in (47 mm)

CSA; TUV; UL

3

85 °C (185 °F)

279-2-1-52-9-2-90

Sensata Technologies

Magnetic Circuit Breaker

Panel Mount

160 V

90 A

Quick Connect

5 kA

Toggle Handle

5.8 in (147.32 mm)

2.072 in (52.63 mm)

Moisture Resistant

Trip Free

2.61 in (66.29 mm)

CSA; CUL; UL

2

AA1-B0-14-625-1B1-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

80 V

25 A

Quick Connect

-40 °C (-40 °F)

7.5 kA

Standards: MIL-PRF-55629, MIL-STD-202

Handle

2 in (50.8 mm)

0.755 in (19.18 mm)

Corrosion/Moisture Resistant

Series Trip

1.64 in (41.66 mm)

CSA; UL

1

85 °C (185 °F)

CA1-B0-14-673-321-I

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

65 V

73 A

Stud

-40 °C (-40 °F)

1.5 kA

Handle

2.5 in (63.5 mm)

0.755 in (19.18 mm)

Corrosion/Moisture Resistant

Series Trip

1.85 in (47 mm)

CSA, UL

1

85 °C (185 °F)

CA3-B0-22-620-122-D

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

480 V

150 V

20 A

Stud

-40 °C (-40 °F)

10 kA

Handle

1.85 in (47 mm)

2.265 in (57.53 mm)

Series Trip

2.5 in (63.5 mm)

UL

3

85 °C (185 °F)

IEG1-1-61-20.0-91-V

Sensata Technologies

Magnetic Circuit Breaker

Panel Mount

240 V

20 A

Quick Connect

-40 °C (-40 °F)

2 kA

Toggle

2 in (50.8 mm)

0.75 in (19.05 mm)

Corrosion/Moisture Resistant

Trip Free

1.687 in (42.85 mm)

CCC; VDE

1

85 °C (185 °F)

0903028

Phoenix Contact

Magnetic Circuit Breaker

DIN Rail Mount

6 A

Screw

0 °C (32 °F)

Bulk

3.15 in (80 mm)

0.492 in (12.5 mm)

IP20

3.268 in (83 mm)

CE, UL

50 °C (122 °F)

AP17-1-61-203

Sensata Technologies

Magnetic Circuit Breaker

Panel Mount

240 V

20 A

Screw

-40 °C (-40 °F)

1 kA

Toggle

1.562 in (39.67 mm)

1.281 in (32.53 mm)

Corrosion Resistant; Sealed

Series Trip

1.78 in (45.21 mm)

2

100 °C (212 °F)

CA1-B2-16-435-1B1-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

80 V

3.5 A

Stud

-40 °C (-40 °F)

7.5 kA

Handle

2.5 in (63.5 mm)

0.755 in (19.18 mm)

Corrosion/Moisture Resistant

Series Trip

1.85 in (47 mm)

CSA; UL

1

85 °C (185 °F)

CA1-B2-16-435-AB1-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

80 V

3.5 A

Stud

-40 °C (-40 °F)

7.5 kA

Handle

2.5 in (63.5 mm)

0.755 in (19.18 mm)

Corrosion/Moisture Resistant

Series Trip

1.85 in (47 mm)

CSA; UL

1

85 °C (185 °F)

IEG11-1REC4-72-20.0-01-V

Sensata Technologies

Magnetic Circuit Breaker

Panel Mount

240 V

80 V

20 A

Quick Connect

-40 °C (-40 °F)

2 kA

Toggle Handle

2 in (50.8 mm)

1.515 in (38.48 mm)

Corrosion/Moisture Resistant

Trip Free

1.687 in (42.85 mm)

CCC; VDE

2

85 °C (185 °F)

MD1-B-34-610-1-A42-B-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

125 V

80 V

10 A

Quick Connect

-40 °C (-40 °F)

1 kA

Rocker

1.375 in (34.93 mm)

0.68 in (17.27 mm)

Chemical/Corrosion/Moisture Resistant

Series Trip

1.53 in (38.86 mm)

UL; CSA

1

85 °C (185 °F)

W67-X2T52-50

TE Connectivity

Magnetic Circuit Breaker

Panel Mount

65 V

50 A

Screw

2.2 s

Toggle

Series Trip

1

229-2-1-61-8-8-1-A

Sensata Technologies

Magnetic Circuit Breaker

Panel Mount

480 V

1 A

Stud

5 kA

Toggle Handle

5.125 in (130.18 mm)

2.072 in (52.63 mm)

Moisture Resistant

Trip Free

3.55 in (90.17 mm)

CSA; CUL; UL

2

229-2-1-61-8-9-50-A

Sensata Technologies

Magnetic Circuit Breaker

Panel Mount

480 V

50 A

Stud

5 kA

Toggle Handle

5.125 in (130.18 mm)

2.072 in (52.63 mm)

Moisture Resistant

Trip Free

3.55 in (90.17 mm)

CSA; CUL; UL

2

3RV1341-4JC10

Siemens

Magnetic Circuit Breaker

DIN Rail Mount

690 V

63 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)

AA1-B0-34-450-3B1-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

277 V

80 V

5 A

Screw

-40 °C (-40 °F)

5 kA

Standards: MIL-PRF-55629, MIL-STD-202

Handle

2 in (50.8 mm)

0.755 in (19.18 mm)

Corrosion/Moisture Resistant

Series Trip

1.64 in (41.66 mm)

CSA; UL

1

85 °C (185 °F)

BA1-B2-46-625-52A-K3

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

250 V

25 A

Screw

-40 °C (-40 °F)

3 kA

Handle

2 in (50.8 mm)

0.755 in (19.18 mm)

Corrosion/Moisture Resistant

Series Trip

1.73 in (43.94 mm)

UL; TUV

1

85 °C (185 °F)

BA2-B0-46-625-521-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

250 V

25 A

Screw

-40 °C (-40 °F)

5 kA

Handle

2 in (50.8 mm)

1.515 in (38.48 mm)

Corrosion/Moisture Resistant

Series Trip

1.73 in (43.94 mm)

CSA; UL

2

85 °C (185 °F)

BA2-B2-36-625-525-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

250 V

80 V

25 A

Screw

-40 °C (-40 °F)

5 kA

Handle

2 in (50.8 mm)

1.515 in (38.48 mm)

Corrosion/Moisture Resistant

Series Trip

1.73 in (43.94 mm)

CSA; UL

2

85 °C (185 °F)

CA1-B0-14-410-321-MF

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

80 V

1 A

Stud

-40 °C (-40 °F)

Toggle

2.5 in (63.5 mm)

0.755 in (19.18 mm)

Corrosion/Moisture Resistant

Series Trip

1.85 in (47 mm)

CSA; UL; VDE

1

85 °C (185 °F)

CA1-B2-12-610-121-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

480 V

150 V

10 A

Stud

-40 °C (-40 °F)

10 kA

Handle

1.85 in (47 mm)

0.75 in (19.05 mm)

Series Trip

2.5 in (63.5 mm)

UL

1

85 °C (185 °F)

CA1-B2-12-610-121-D

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

480 V

150 V

10 A

Stud

-40 °C (-40 °F)

10 kA

Handle

1.85 in (47 mm)

0.75 in (19.05 mm)

Series Trip

2.5 in (63.5 mm)

UL

1

85 °C (185 °F)

CA1-B2-12-610-121-MG

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

240 V

80 V

10 A

Stud

-40 °C (-40 °F)

10 kA

Handle

1.85 in (47 mm)

0.75 in (19.05 mm)

Series Trip

2.5 in (63.5 mm)

UL

1

85 °C (185 °F)

CA2-B2-12-610-121-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

480 V

150 V

10 A

Stud

-40 °C (-40 °F)

10 kA

Handle

1.85 in (47 mm)

1.515 in (38.48 mm)

Series Trip

2.5 in (63.5 mm)

UL

2

85 °C (185 °F)

CF2-B0-26-650-644-D

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

250 V

50 A

Stud

-40 °C (-40 °F)

5 kA

Rocker

2.5 in (63.5 mm)

1.515 in (38.48 mm)

Corrosion/Moisture Resistant

Series Trip

2.16 in (54.86 mm)

CSA; UL; VDE

2

85 °C (185 °F)

CT1-B2-12-610-121-MG

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

80 V

10 A

Stud

-40 °C (-40 °F)

10 kA

Handle

2.5 in (63.5 mm)

0.755 in (19.18 mm)

Corrosion/Moisture Resistant

Series Trip

1.85 in (47 mm)

CSA; UL

1

85 °C (185 °F)

CX2-B0-14-620-22A-13G

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

500 V

20 A

Screw

-40 °C (-40 °F)

10 kA

Handle

3.672 in (93.26 mm)

1.515 in (38.48 mm)

Corrosion/Moisture Resistant

Series Trip

2.264 in (57.51 mm)

UL

2

85 °C (185 °F)

GFL2D200302

Altech

Magnetic Circuit Breaker

DIN Rail Mount

240 V

20 A

Snap On

10 kA

Toggle

4.134 in (105 mm)

1.378 in (35 mm)

Trip

2.362 in (60 mm)

CUL; UL

1

LELH11-1-62-30.0-01-V

Sensata Technologies

Magnetic Circuit Breaker

Panel Mount

125 V

30 A

Screw

5 kA

Toggle Handle

2.49 in (63.24 mm)

1.515 in (38.48 mm)

Corrosion/Moisture Resistant

Trip Free

1.859 in (47.22 mm)

CCC; VDE

2

MF1-B-32-410-1-CC6-2-D

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

250 V

80 V

1 A

Quick Connect

-40 °C (-40 °F)

1 kA

Illuminated Rocker

1.375 in (34.93 mm)

0.68 in (17.27 mm)

Chemical/Corrosion/Moisture Resistant

Series Trip

1.53 in (38.86 mm)

CSA; UL; VDE

1

85 °C (185 °F)

MT1-B-32-410-1-C23-B-C

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

125 V

80 V

1 A

Quick Connect

-40 °C (-40 °F)

1 kA

Push-Pull

1.375 in (34.93 mm)

0.68 in (17.27 mm)

Chemical/Corrosion/Moisture Resistant

Series Trip

1.484 in (37.69 mm)

UL; CSA

1

85 °C (185 °F)

W68-X2Q12-30

TE Connectivity

Magnetic Circuit Breaker

Panel Mount

277 V

30 A

Quick Connect

2.5 kA

2.2 s

Toggle

Series Trip

2

W93-X112-40

TE Connectivity

Magnetic Circuit Breaker

Panel Mount

277 V

40 A

Stud

-40 °C (-40 °F)

5 kA

2.2 s

Toggle

2.5 in (63.5 mm)

2.25 in (57.15 mm)

Series Trip

1.845 in (46.86 mm)

3

85 °C (185 °F)

0903029

Phoenix Contact

Magnetic Circuit Breaker

DIN Rail Mount

8 A

Screw

0 °C (32 °F)

Bulk

3.15 in (80 mm)

0.492 in (12.5 mm)

IP20

3.268 in (83 mm)

CE, UL

50 °C (122 °F)

9-1393253-2

TE Connectivity

Magnetic Circuit Breaker

Panel Mount

30 A

Quick Connect

2.2 s

Toggle

Series Trip

3

Circuit Breaker

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.