| Customization: | Available |
|---|---|
| Certification: | VDE, CCC, ISO9001 |
| Shell Material: | Stainless Steel |
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| ltem | Unit | Techincal parameter | ||
| Rated voltage | kV | 12 | ||
| Insulating medium | SF6 | |||
| Rated frequency | Hz | 50/60 | ||
| Rated current | A | 1250 | ||
| Temperature rise test current | 1.1Ir | |||
| Rated power frequency 1min withstand voltage (relative) | kV | 42 | ||
| Peak rated lightning impulse withstand voltage (1.2/50ms) (relative) | kV | 75 | ||
| Rated short-time withstand current and duration | kA/s | 25/4 | ||
| Rated peak withstand current | kA | 63 | ||
| Duration of ignition | s | 1 | ||
| Short-time power frequency withstand voltage of auxiliary and control circuits | kV | 2 | ||
| Class of protection | Cabinet housing | IP4X | ||
| compartment | IP2X | |||
| SF6 gas rated pressure (20ºC gauge pressure) | bar | 1.45 | ||
| Annual leakage rate of SF6 gas | ≤0.01% | |||
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