Model NO.: FN
Rated Current: 630 a
Rated Short Time Continual Time: 4 S
Test Equipment: IEC Standard
Typical Products: Circuit Breaker
Frequency: 50 Hz
Warranty: 2 Years
Operation: Energy-storage Type
Speed: High-Speed Circuit Breaker
Arc-extinguishing Medium: Vacuum
Installation: Fixed
Structure: ACB
Poles Number: 4
Function: Circuit-Breaker Failure Protection
Certification: ISO9001-2000, VDE, CE, CB, CCC, UL
Trademark: Tianan Electric
Specification: IEC60076-1, IEC60076-2, IEC60076-5
Origin: Xiangshan Zhejiang P. R China
HS Code: 8535210000
AC High Voltage Outdoor Load Switch
NINGBO TIANAN (GROUP) CO., LTD.
GeneralFN12 Series AC HV Load Switch is a kind of three phase high voltage switch apparatus, suitable forÂ
12kV rated voltage, 50Hz rated frequency alternative current, It is mainly used in downtown power distribution station and industrial electric equipment of three phase ring main unit electricity circle or terminal power supply, for breaking and closing short circuit current.
Service condition
1. The altitude does not exceed 1000m.
2. The ambient air temperature: Highest:+40oC, the lowest:-10oC
3. The relatire Humidity of air not bigger 90% (around the 25oC envirenment)
4. The working situation have no conductivity dust.
5. The working situation have no corrosive gas of affect insulation and destroy metal.
6. The working situation without violent vibration and striking.
7. The working situation have no explosive danger and fire.
Technical parameter
No. | Item | unit | Parameter |
1 | Rated Voltage | kV | 12 |
2 | Max. Working Voltage | kV | 12 |
3 | Rated Frequency | Hz | 50 |
4 | Rated Current | A | 100 |
5 | Rated Short-circuit Switch-off Current | kA | 50 |
6 | 1min Power Frequency Withstand voltage(value), to ground, interphase/isolation break | kA | 42/48 |
7 | Lighting Impluse Resisting Voltage (peak) to ground, interphase/isolation break | kV | 75/85 |
8 | Fuse Link Striking Output Energy | Kg | ≈5 |
Technical Parameter of load switch with fuse | |||
No. | Item | Unit | Parameter |
1 | Rated Voltage | kV | 12 |
2 | Max. Working Voltage | kV | 12 |
3 | Rated Frequency | Hz | 50 |
4 | Rated Current | A | 630 |
5 | Rated Power load switch-off current | A | 630 |
6 | 5% rated power load switch-off current | A | 31.5 |
7 | Rated capacity switch-off current | A | 10 |
8 | Rated inductance switch-off current | A | 40 |
9 | Rated transfer current | kA | 1.3 |
10 | Rated short-time withstand current | kA | 20 |
11 | Rated peak withstand current | kA | 50 |
12 | Mechanical endurance | cycle | 2000 |
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