| Customization: | Available |
|---|---|
| Certification: | CCC, ISO9001 |
| Shell Material: | Stainless Steel |
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KYN28-12-Indoor AC metal-enclosed armored move switching devices (referred to as middle Cabinet) applied to 3.6~12KV three-phase AC 50Hz power grid, as the acceptance and distribution of electrical energy, and the exercise of control, monitoring and protection purposes.The product configuration VD4/VDM6/BP1/BP2/VS1 type of vacuum circuit breaker as a main switch, compact structure, superior performance and high reliability.
Features:
| No | Item | Unit | Parameter | ||
| 1 | Rated voltage | KV | 3.6,7.2/12 | ||
| 2 | Rated frequency | Hz | 50 | ||
| 3 | Rated current of breaker | A | 630,1250,1600,2000,2500,3150 | ||
| 4 | Rated breaking active load current | A | 630,1250,1600,2000,2500,3150 | ||
| 5 | Rated closed loop breaking current | KA | 20,25,31.5,40 | ||
| 6 | Rated current under the cable charging breaking current | KA | 50,63,80,100 | ||
| 7 | Rated short-circuit closing current(peak) | KA | 20,25,31.5,40 | ||
| 8 | Rated short-circuit breaking current | KA | 50,63,80,100 | ||
| 9 | Rated insulation level | 1 min frequency withstand voltage | Pole,the pole pair | KV | 24,32,42 |
| break between | KV | 24,32,48 | |||
| Lighting impulse withstand voltage(peak) | Pole,the pole pair | KV | 40,60,75 | ||
| break between | KV | 46,70,85 | |||
| 10 | Degree of protection | KV | Enclosure IP4X,compartment,circuit breaker door open when IP2X | ||
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