Circuit Breaker is a switch device that can close, carry and break abnormal circuit conditions, such as short circuit and overload current within a specified time.
More >>Standard: IEC60269,ISO8820,GB/T31465
Rated Voltage: AC/DC500V
Rated Current: 20-1200A
Breaking Capacity: AC100kA,DC50kA
CE Approved and comply with RoHs.
Figure No. | A±2 | B±0.5 | C±0.5 | D±1.5 | E±1.5 | F±1 | G±1 | H±0.2 |
02B92 | 91 | 25 | 52 | 68 | 76 | 8.5 | 19 | 4 |
03B95 | 93 | 30 | 52 | 70 | 78 | 8.5 | 24 | 5 |
04B100 | 108 | 38 | 52 | 70 | 88 | 10.5 | 25 | 6 |
05B102 | 110 | 51 | 52 | 70 | 88 | 10.5 | 38 | 6 |
06B134 | 154 | 63 | 52 | 108.5 | 119.5 | 12.5 | 51 | 10 |
07B128 | 152 | 75 | 52 | 103 | 113 | 13 | 60 | 10 |
Type | Figure No. | Rated current (A) | Watts Loss (W) | Energy Integrals I²t(A²s) | |
Pre-Arcing I²t | TotaI I²t | ||||
ATEV-MD | 02B72 | 35 | 8.5 | 31 | 138 |
40 | 7.6 | 72 | 328 | ||
45 | 7.6 | 95 | 418 | ||
50 | 7.6 | 124 | 627 | ||
60 | 9.5 | 190 | 846 | ||
70 | 10.5 | 238 | 865 | ||
80 | 12.5 | 285 | 1283 | ||
90 | 14.5 | 333 | 1473 | ||
100 | 17 | 447 | 1853 | ||
03B75 | 125 | 27 | 741 | 3230 | |
150 | 31 | 998 | 4275 | ||
175 | 35 | 1330 | 5795 | ||
200 | 38 | 1758 | 7980 | ||
04B80 | 225 | 38 | 4275 | 21950 | |
250 | 40 | 5938 | 30400 | ||
275 | 45 | 7410 | 38190 | ||
300 | 50 | 9215 | 47030 | ||
325 | 52 | 12830 | 60330 | ||
350 | 57 | 13490 | 68880 | ||
400 | 63 | 18050 | 91680 | ||
05B82 | 450 | 72 | 23280 | 119700 | |
500 | 81 | 27550 | 141100 | ||
600 | 105 | 38950 | 194800 | ||
06B114 | 700 | 114 | 51300 | 281200 | |
800 | 124 | 72200 | 387600 | ||
07B108 | 1000 | 138 | 85500 | 408500 | |
1200 | 171 | 114000 | 560500 |
TIME CURRENT CURVE
The fuses are round tube bolted fuses, which have the characteristics of small size, high breaking capacity, resistance to current impact, and can withstand high-strength mechanical vibration and impactwide temperature range impact and strong chemicalload, and are suitable for the road vehicle industry Application, can be used for short circuit and backup protection of electric vehicle drive power system, power conversion system,energy storage and power system, frequency conversion controller charger wire, and other vehicle devices and equipment.
Note: All test data in this specification are measured under DC environment time constant (expected test current>50KAtake 10-15ms: expected test current l<50KA, take 0.5xl°3)and wiring methods refer toISO8820GB/T31465
We are a professional manufacturer for high-quality various DC or AC Fuses, located in Yueqing Economic Development Zone, Zhejiang Province. Our company is committed to R&D, production and sales of circuit protection devices, fuses and related accessories. The company has introduced high-tech talents from the industry standards committee, and has strong technical force to provide customers with a full range of circuit protection solutions. The company's main products are: fuses for photovoltaic (inverter) protection, fuses for new energy electric vehicle system protection, fuse for charging pile system protection, Fuses for energy storage protection, high voltage current limiting protection, etc.
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