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| Customization: | Available |
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| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Electric Type |
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AH58-12/24 model outdoor AC vacuum circuit breaker is used to make and break
load current, overload current and short-circuit current in 12/24kV, 50/60Hz power
system. It is applicable for substations, industry and mining,
urban and rural electricity power networks, especially for occasions with frequent
operation and automatic power distribution network. It accords with the standard of
IEC622 71-100 & GB1984: AC high voltage circuit breaker, IEC60694 & GB/T11022:
HV General technical requirement of switch and control apparatus
Features:
1. Strong breaking capability.
2. High level of insulation.
3. Long service life time.
4. Good pollution resistance.
| N0. | Test Item | Unit | Data | |
| 1 | Rated voltage | kV | 12 | 24 |
| 2 | Rated current | A | 630/1250 | 630/1250 |
| 3 | Rated frequency | Hz | 50/60 | 50/60 |
| 4 | Rated short-time withstand current | kA | 25 | 5 |
| 5 | Rated short-circuit duration | s | 4 | 4 |
| 6 | Rated active load breaking current | A | 630/1250 | 630/1250 |
| 7 | Rated loop breaking current | A | 630/1250 | 630/1250 |
| 10 | Rated short-circuit making current | kA | 50 | 50 |
| 12 | power frequency withstand voltage against the earth, between phases | kV rms | 40 | 65 |
| 13 | power frequency withstand voltage against the isolating distance | kV rms | 48 | 79 |
| 14 | Lightning impulse withstand voltage against the earth, between phases (peak) | kV | 75 | 125 |
| 15 | Lightning impulse withstand voltage against the air gap(peak) | kV | 85 | 145 |
| 16 | Mechanical life | Times | 10000 | 10000 |
AN HUANG isa modern company of professional design and manufacturer of 3.6kV to 40.5kV Medium Voltage cable accessories, electric components and whole set cabinet Subsidiaries:Anhuang Electric Power Technology Co.,Ltd
Zhejiang Anhuang Imp & Exp. Co .. Ltd. We provide high quality, low cost products for utility systems worldwide
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