Quick Connect Circuit Breaker 210

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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

3120-N321-P7T1-W19DG4-5A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

240 V

50 V

5 A

Quick Connect

-30 °C (-22 °F)

5 kA

Rated breaking capacity at 50 VDC: 1000 A

Rocker

Corrosion/Moisture Resistant; IP00; IP40

Manual On/Off

CCC; CE; CSA; CQC; KTL; UL; VDE

2

60 °C (140 °F)

3120-N321-P7T1-W19DG4-15A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

240 V

50 V

15 A

Quick Connect

-30 °C (-22 °F)

5 kA

Rated breaking capacity at 50 VDC: 1000 A

Rocker

Corrosion/Moisture Resistant; IP00; IP40

Manual On/Off

CCC; CE; CSA; CQC; KTL; UL; VDE

2

60 °C (140 °F)

0712217

Phoenix Contact

Thermal Circuit Breaker

Panel Mount

250 V

65 V

2 A

Quick Connect

-20 °C (-4 °F)

12 A

Push To Reset

Bulk

0.961 in (24.4 mm)

0.323 in (8.2 mm)

IP40

Trip

1.752 in (44.5 mm)

CCC; CSA; CUL; EAC; UL; VDE

1

60 °C (140 °F)

W57-XB7A4A10-15

TE Connectivity

Thermal Circuit Breaker

Panel Mount

250 V

50 V

15 A

Quick Connect

0 °C (32 °F)

1 kA

4 s

Push To Reset

1.15 in (29.2 mm)

0.575 in (14.6 mm)

Series Trip

0.89 in (22.6 mm)

1

60 °C (140 °F)

1620-2-15A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

12 V

15 A

Quick Connect

-40 °C (-40 °F)

150 A

Modified Reset

0.524 in (13.3 mm)

0.276 in (7 mm)

Corrosion Resistant; IP00; IP50

Trip

0.984 in (25 mm)

1

85 °C (185 °F)

1620-2-25A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

12 V

25 A

Quick Connect

-40 °C (-40 °F)

150 A

Modified Reset

0.524 in (13.3 mm)

0.276 in (7 mm)

Corrosion Resistant; IP00; IP50

Trip

0.984 in (25 mm)

1

85 °C (185 °F)

1620-3H-5A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

12 V

5 A

Quick Connect

-40 °C (-40 °F)

150 A

Manual Reset

0.524 in (13.3 mm)

0.276 in (7 mm)

Corrosion Resistant; IP00; IP40

Trip

1.189 in (30.2 mm)

1

85 °C (185 °F)

1620-2-20A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

12 V

20 A

Quick Connect

-40 °C (-40 °F)

150 A

Modified Reset

0.524 in (13.3 mm)

0.276 in (7 mm)

Corrosion Resistant; IP00; IP50

Trip

0.984 in (25 mm)

1

85 °C (185 °F)

W68-X2Q12-15

TE Connectivity

Magnetic Circuit Breaker

Panel Mount

277 V

15 A

Quick Connect

5 kA

2.2 s

Toggle

50.8mm X 38.1mm X 51.89mm

Series Trip

2

W68X-2Q12-15

TE Connectivity

Magnetic Circuit Breaker

Panel Mount

277 V

15 A

Quick Connect

2.2 s

Toggle

Series Trip

2

4400.0034

Schurter Ag

Thermal Circuit Breaker

Panel Mount

240 V

48 V

16 A

Quick Connect

-5 °C (23 °F)

2 kA

Reset Type

Bulk

0.984 in (25 mm)

0.551 in (14 mm)

IP40

Trip Free

1.654 in (42 mm)

CCC; CE; CSA; IEC; UL; VDE

1

60 °C (140 °F)

1620-2-30A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

12 V

30 A

Quick Connect

-40 °C (-40 °F)

150 A

Modified Reset

0.524 in (13.3 mm)

0.276 in (7 mm)

Corrosion Resistant; IP00; IP50

Trip

0.984 in (25 mm)

1

85 °C (185 °F)

4400.0008

Schurter Ag

Thermal Circuit Breaker

Panel Mount-Threaded

240 V

48 V

1 A

Quick Connect

-5 °C (23 °F)

2 kA

Reset Button

Bulk

0.748 in (19 mm)

0.433 in (11 mm)

IP40

Trip Free

1.976 in (50.2 mm)

CCC; CSA; IEC; UL; VDE; GB

1

60 °C (140 °F)

4404.0001

Schurter Ag

Thermal Circuit Breaker

Panel Mount

240 V

48 V

4 A

Quick Connect

-5 °C (23 °F)

Tin Silver

2 kA

Reset Type

Bulk

0.606 in (15.4 mm)

0.535 in (13.6 mm)

IP40

e2

Trip Free

1.339 in (34 mm)

CCC; CSA; GB; IEC; UL; VDE

1

50 °C (122 °F)

W33-T4B1Q-10

TE Connectivity

Thermal Circuit Breaker

Panel Mount

250 V

50 V

10 A

Quick Connect

1 kA

3 s

Rocker

1.89 in (48.01 mm)

0.98 in (24.89 mm)

Series Trip

1.724 in (43.79 mm)

2

4435.0047

Schurter Ag

Thermal Circuit Breaker

Panel Mount

240 V

60 V

10 A

Quick Connect

-30 °C (-22 °F)

2 kA

Rocker

Bulk

1.417 in (36 mm)

1.142 in (29 mm)

IP40

Trip Free

1.736 in (44.1 mm)

CCC; CSA; GB; IEC; UL; VDE

2

60 °C (140 °F)

W28-XQ1A-0.50

TE Connectivity

Thermal Circuit Breaker

Panel Mount

250 V

32 V

500 mA

Quick Connect

1 kA

4.5 s

Push To Reset

0.76 in (19.31 mm)

0.76 in (19.31 mm)

0.625 x 0.54 x 1.535 in (15.88 x 13.72 x 38.99 mm)

Series Trip

1.535 in (38.99 mm)

CSA; UL; VDE

1

W58-XC4C12A-15

TE Connectivity

Thermal Circuit Breaker

Panel Mount

250 V

50 V

15 A

Quick Connect

1 kA

6 s

Push To Reset

1.375 in (34.93 mm)

0.66 in (16.76 mm)

Series Trip

1.494 in (37.96 mm)

1

CLB-103-27E3N-W-A/10

Carling Technologies

Thermal Circuit Breaker

Panel Mount

250 V

32 V

10 A

Quick Connect

-10 °C (14 °F)

300 A

Rated breaking capacity at 32 VDC: 2500 A

Push To Reset

1.378 in (35 mm)

0.571 in (14.5 mm)

Fire Resistant

Series Trip

1.693 in (43 mm)

CE; CSA; TUV; UL

1

60 °C (140 °F)

4411.0007

Schurter Ag

Thermal Circuit Breaker

Panel Mount

277 V

28 V

15 A

Quick Connect

-5 °C (23 °F)

1 kA

Reset Type

Bulk

1.22 in (31 mm)

0.453 in (11.5 mm)

IP40

Trip Free

1.772 in (45 mm)

CCC; CSA; GB; IEC; UL; VDE

1

60 °C (140 °F)

AN1-B0-20-615-113-D

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

250 V

15 A

Quick Connect

-40 °C (-40 °F)

1 kA

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

Push To Reset

2.156 in (54.76 mm)

0.745 in (18.92 mm)

Corrosion/Moisture Resistant

Series Trip

1.64 in (41.66 mm)

CSA; UL; VDE

1

85 °C (185 °F)

MS2-B-20-615-1-1CB-A-0DC

Carling Technologies

Magnetic Circuit Breaker

Panel Mount

240 V

15 A

Quick Connect

-40 °C (-40 °F)

2 kA

Sealed Toggle

1.375 in (34.93 mm)

1.3 in (33.02 mm)

Moisture Resistant; IP68;

Series Trip

2.158 in (54.81 mm)

CUL; UL

2

85 °C (185 °F)

3120-N321-P7T1-W19DG4-2A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

240 V

50 V

2 A

Quick Connect

-30 °C (-22 °F)

5 kA

Rated breaking capacity at 50 VDC: 1000 A

Rocker

Corrosion/Moisture Resistant; IP00; IP40

Manual On/Off

CCC; CE; CSA; CQC; KTL; UL; VDE

2

60 °C (140 °F)

3120-N321-P7T1-W19DG4-8A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

240 V

50 V

8 A

Quick Connect

-30 °C (-22 °F)

5 kA

Rated breaking capacity at 50 VDC: 1000 A

Rocker

Corrosion/Moisture Resistant; IP00; IP40

Manual On/Off

CCC; CE; CSA; CQC; KTL; UL; VDE

2

60 °C (140 °F)

W33-T2N1Q-20

TE Connectivity

Thermal Circuit Breaker

Panel Mount

250 V

50 V

20 A

Quick Connect

1 kA

3 s

Rocker

1.89 in (48.01 mm)

0.98 in (24.89 mm)

Series Trip

1.724 in (43.79 mm)

2

W33T2N1Q20

TE Connectivity

Thermal Circuit Breaker

Panel Mount

250 V

50 V

20 A

Quick Connect

1 kA

3 s

Rocker

1.89 in (48.01 mm)

0.98 in (24.89 mm)

Series Trip

1.724 in (43.79 mm)

2

3120-N321-P7T1-W01D-2A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

240 V

50 V

2 A

Quick Connect

-30 °C (-22 °F)

5 kA

Rated breaking capacity at 50 VDC: 1000 A

Rocker

2.22 in (56.4 mm)

0.984 in (25 mm)

Corrosion Resistant; IP00; IP40

Trip Free

1.299 in (33 mm)

CCC; CSA; KC; UL; VDE

2

60 °C (140 °F)

W58-XC4C12A-10

TE Connectivity

Thermal Circuit Breaker

Panel Mount

250 V

50 V

10 A

Quick Connect

1 kA

6 s

Push To Reset

1.375 in (34.93 mm)

0.66 in (16.76 mm)

Series Trip

1.375 in (34.93 mm)

1

3120-N321-P7T1-W01D-5A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

240 V

50 V

5 A

Quick Connect

-30 °C (-22 °F)

5 kA

Rated breaking capacity at 50 VDC: 1000 A

Rocker

2.22 in (56.4 mm)

0.984 in (25 mm)

Corrosion Resistant; IP00; IP40

Trip Free

1.299 in (33 mm)

CCC; CSA; KC; UL; VDE

2

60 °C (140 °F)

3120-N321-P7T1-W02D-10A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

240 V

50 V

10 A

Quick Connect

-30 °C (-22 °F)

5 kA

Rated breaking capacity at 50 VDC: 1000 A

Rocker

2.22 in (56.4 mm)

0.984 in (25 mm)

Corrosion Resistant; IP00; IP40

Trip Free

1.299 in (33 mm)

CCC; CSA; KC; UL; VDE

2

60 °C (140 °F)

3120-N321-P7T1-W19DG4-16A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

240 V

50 V

16 A

Quick Connect

-30 °C (-22 °F)

5 kA

Rated breaking capacity at 50 VDC: 1000 A

Rocker

Corrosion/Moisture Resistant; IP00; IP40

Manual On/Off

CCC; CE; CSA; CQC; KTL; UL; VDE

2

60 °C (140 °F)

3120-N321-P7T1-W19DG4-3A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

240 V

50 V

3 A

Quick Connect

-30 °C (-22 °F)

5 kA

Rated breaking capacity at 50 VDC: 1000 A

Rocker

Corrosion/Moisture Resistant; IP00; IP40

Manual On/Off

CCC; CE; CSA; CQC; KTL; UL; VDE

2

60 °C (140 °F)

3120-N321-P7T1-W19DG4-6A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

240 V

50 V

6 A

Quick Connect

-30 °C (-22 °F)

5 kA

Rated breaking capacity at 50 VDC: 1000 A

Rocker

Corrosion/Moisture Resistant; IP00; IP40

Manual On/Off

CCC; CE; CSA; CQC; KTL; UL; VDE

2

60 °C (140 °F)

W28-XQ1A-7

TE Connectivity

Thermal Circuit Breaker

Panel Mount

250 V

32 V

7 A

Quick Connect

1 kA

2.2 s

Push To Reset

0.625 in (15.88 mm)

0.54 in (13.72 mm)

0.625 x 0.54 x 1.535 in (15.88 x 13.72 x 38.99 mm)

Series Trip

1.535 in (38.99 mm)

CSA; UL; VDE

1

W58-XC4C12A-20

TE Connectivity

Thermal Circuit Breaker

Panel Mount

250 V

50 V

20 A

Quick Connect

1 kA

6 s

Push To Reset

1.375 in (34.93 mm)

0.66 in (16.76 mm)

Series Trip

1.375 in (34.93 mm)

1

W67-X2Q12-10

TE Connectivity

Magnetic Circuit Breaker

Panel Mount

277 V

10 A

Quick Connect

-40 °C (-40 °F)

5 kA

2.2 s

Toggle

2 in (50.8 mm)

0.75 in (19.05 mm)

Fungus Resistant; Moisture Resistant

2 x 0.75 x 1.64 in (50.8 x 19.05 x 41.66 mm)

Series Trip

1.64 in (41.66 mm)

CSA; UL

1

85 °C (185 °F)

Standard

3120-N321-P7T1-W01D-10A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

240 V

50 V

10 A

Quick Connect

-30 °C (-22 °F)

5 kA

Rated breaking capacity at 50 VDC: 1000 A

Rocker

2.22 in (56.4 mm)

0.984 in (25 mm)

Corrosion Resistant; IP00; IP40

Trip Free

1.299 in (33 mm)

CCC; CSA; KC; UL; VDE

2

60 °C (140 °F)

3120-N321-P7T1-W01D-3A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

240 V

50 V

3 A

Quick Connect

-30 °C (-22 °F)

5 kA

Rated breaking capacity at 50 VDC: 1000 A

Rocker

2.22 in (56.4 mm)

0.984 in (25 mm)

Corrosion Resistant; IP00; IP40

Trip Free

1.299 in (33 mm)

CCC; CSA; KC; UL; VDE

2

60 °C (140 °F)

CLB-103-27E7N-W-A

Carling Technologies

Thermal Circuit Breaker

Panel Mount

250 V

32 V

10 A

Quick Connect

-10 °C (14 °F)

300 A

Rated breaking capacity at 32 VDC: 2500 A

Push To Reset

1.378 in (35 mm)

0.571 in (14.5 mm)

Fire Resistant

Series Trip

1.693 in (43 mm)

CE; TUV; UL

1

60 °C (140 °F)

W57-XB1A4A10-15

TE Connectivity

Thermal Circuit Breaker

Panel Mount

250 V

50 V

15 A

Quick Connect

0 °C (32 °F)

1 kA

4 s

Push To Reset

1.15 in (29.2 mm)

0.575 in (14.6 mm)

Series Trip

0.89 in (22.6 mm)

1

60 °C (140 °F)

0712259

Phoenix Contact

Thermal Circuit Breaker

Panel Mount

250 V

65 V

4 A

Quick Connect

-20 °C (-4 °F)

24 A

Push To Reset

Bulk

0.961 in (24.4 mm)

0.323 in (8.2 mm)

IP40

1.752 x 0.323 x 0.961 in (44.5 x 8.2 x 24.4 mm)

Trip

1.752 in (44.5 mm)

CCC; CSA; CUL; EAC; UL; VDE

1

60 °C (140 °F)

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)

W33-S1N1Q-10

TE Connectivity

Thermal Circuit Breaker

Panel Mount

250 V

50 V

10 A

Quick Connect

3 s

Rocker

1.89 in (48.01 mm)

0.98 in (24.89 mm)

Series Trip

1.724 in (43.79 mm)

2

W58-XB1A4A-6

TE Connectivity

Thermal Circuit Breaker

Panel Mount

250 V

50 V

6 A

Quick Connect

6 s

Push To Reset

Series Trip

1

3120-F323-P7T1-W02D-1.5A

E-t-a Elektrotechnische Apparate

Thermal Circuit Breaker

Panel Mount

250 V

50 V

1.5 A

Quick Connect

-30 °C (-22 °F)

15 A

Rocker

2.126 in (54 mm)

0.827 in (21 mm)

Corrosion Resistant

2.126 x 0.827 x 1.299 in (54 x 21 x 33 mm)

Manual On/Off

1.299 in (33 mm)

CCC; CSA; UL; VDE

2

60 °C (140 °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)

W58-XB1A4A-12

TE Connectivity

Thermal Circuit Breaker

Panel Mount

250 V

50 V

12 A

Quick Connect

1 kA

6 s

Push To Reset

1.375 in (34.93 mm)

0.66 in (16.76 mm)

Series Trip

1.375 in (34.93 mm)

1

4435.0044

Schurter Ag

Thermal Circuit Breaker

Panel Mount

415 V

5 A

Quick Connect

-30 °C (-22 °F)

2 kA

Rocker

Bulk

1.594 in (40.5 mm)

1.417 in (36 mm)

Manual On/Off

1.736 in (44.1 mm)

CCC; CUL; UL; VDE

3

60 °C (140 °F)

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.