| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Manual Type |
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FLN36-24D/T630-20 indoor AC high voltage SF6 load switch and FLRN36-24D/T1250-31.5 indoor AC high voltage SF6 load switch fuse combination apparatus are designed for protecting the line of 24kV Electric Power Load Control System. Suitable for three-phase 50Hz ring network or terminal power supply and industrial electrical equipment.
Features:
- Capable of breaking any current reaching rated short circuit
- Suitable for ring network units, box type substations, and more
- Ideal for urban residential areas, industrial and mining enterprises, airports, hospitals, and stadiums
Ambient Conditions:
1. Altitude: ≤2000m
2. Ambient Temperature: -40°C to +40°C
3. Earthquake Intensity: ≤8 degree
4. Relative Humidity: Daily averages ≤95%, Monthly average ≤90%
| Item | Unit | Data | |||
| FLN36-24D/T630-20 | FLRN36-24D/T1250-31.5 | ||||
| Rated voltage | kV | 24 | |||
| Rated frequency | Hz | 50 | |||
| Rated current | A | 630 | 1250 | ||
| Rated active load breaking current | 630 | ||||
| Rated closed loop dropout current | 630 | ||||
| Rated transfer current | 1700 | ||||
| Lightning impulse withstand voltage(peak) | kV | phase to earth, between phase 75, fracture 85 | |||
| 1 min power frequency withstand voltage | phase to earth, between phase 42, fracture 48 | ||||
| Rated short-time withstand current(2s) | kA | 25 | |||
| Rated peak withstand current | 63 | ||||
| Rated short-circuit closing current(peak) | 63 | 80(expected) | |||
| Fuse type | S LAJ-12 | ||||
| Output energy of impactor | J | 1+0.5 | |||
| Mechanical life | Load switch | times | 5000 | ||
| Earth switch | 2000 | ||||
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