B2 series Electromagnetic Mini Circuit Breaker,Hydraulic Electromagnetic Circuit Breaker

B2 series Electromagnetic Mini Circuit Breaker,Hydraulic Electromagnetic Circuit Breaker
B2 series Electromagnetic Mini Circuit Breaker,Hydraulic Electromagnetic Circuit Breaker
B2 series Electromagnetic Mini Circuit Breaker,Hydraulic Electromagnetic Circuit Breaker
B2 series Electromagnetic Mini Circuit Breaker,Hydraulic Electromagnetic Circuit Breaker
B2 series Electromagnetic Mini Circuit Breaker,Hydraulic Electromagnetic Circuit Breaker
B2 series Electromagnetic Mini Circuit Breaker,Hydraulic Electromagnetic Circuit Breaker

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Categories Hydraulic electromagnetic circuit breaker
Model B2
Maximum voltage 277V AC 50/6Hz,80V DC
Current Ratings 1A to 50A
Insulation resistance Minimum of 100 Megohms at 50V DC
Operating Temperature -40℃ to +85℃
Number of poles 1,2,3
Weight Approximately 65grams/pole
Agency Certifications EN60934,UL1077,GB17701,and UL489A
Electrical see table below
SERIES B2 SERIES

 Basuc parameters of B2 series circuit breaker

Type Voltage Max.Rating Ue(V) Frequency(Hz) Phases Minimum number of poles Rated Current ln(A) Short Circuit Capacity(Amps)
UL/CSA VDE/TUV/VVV
Without Backup Fuse With Backup Fuse Without Backup Fuse With Backup Fuse
B3 65 DC -- 1 1~50 -- 7500 -- 3000
80 1~50 -- 5000 -- 3000
1~50
250 50/60 1α3 1 1~100 -- 3000 -- 3000
5000(1) --- -- 3000

Note:(1) Use back-up protectors of no more than 60A

 

Time Delay Values:Seconds

Delay Type 1ln 1.25ln 2ln 4ln 8ln
D0 No trip May Trip Max 0.06 Max 0.018 Max 0.017
D1 No trip 0.5-6.5 0.1-1.2 0.03-0.5 0.004-0.1
D2 No trip 3.0-60 1-12 0.15-2 0.008-0.5
D3 No trip 70-700 15-150 2-20 0.018-0.5
A0 No trip May Trip Max 0.06 Max 0.022 Max 0.017
A1 No trip 0.7-12 0.13-3 0.03-1 0.01-0.15
A2 No trip 10-120 2-20 0.2-3 0.015-0.8
A3 No trip 70-700 10-150 1.5-20 0.013-0.85
H1 No trip 0.5-6.5 0.18-2.3 0.05-0.6 0.18-0.22
H2 No trip 1.5-50.0 0.5-10 0.10-2 0.09-1.4
H3 No trip 45-345 8.5-100 1.2-15 0.256-8.0
G1 No trip 0.7-12 0.18-2.3 0.05-0.6 0.018-0.2
G2 No trip 7.0-100 1.1-18 0.2-3 0.075-1.2
G3 No trip 50-700 12-150 1.5-20 0.4-7.9

 

 

B2 and B3 Delay Curve Diagram

B2 and B3 Delay Curve Diagram

B2 and B3 Delay Curve Diagram

B2 and B3 Delay Curve Diagram

Specification of B2 series circuit breaker and code implication(for selection)

Specification of B2 series circuit breaker and code implication(for selection)

Specification of B2 series circuit breaker and code implication(for selection)
B2 Series Circuit Breaker - Form&Fit Drawings

Screw installation,long handle operation

Flat Rocker

Flat Rocker

Front Panel Snap-in Mounting Style

Rocker

Rocker

Rocker

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