Load Break Switch Combination Fuse 12kv High Voltage Load Break Switch

Model NO.: FN Operation: Energy-storage Type Arc-extinguishing Medium: Vacuum Structure: ACB Type: Circuit Breaker Certification: VDE, ISO9001-2000, CE, UL, CB, CCC Altitude: up to 3,000m Above Sea Level Special Conditions: Depends on The Customer Rated Short Time Continual Time: 4 S Typical Products: Circuit Breaker Warranty: 2 Years Specification: IEC60076-1, IEC60076-2, IEC60076-5 HS Code: 8535210000 Breaking Capacity: High Voltage Circuit Breakers Speed: High-Speed Circuit Breaker Installation: Fixed Poles Number: 4 Function: Circuit-Breaker Failure Protection Rated Voltage: 12 Kv Environment: Indoor Rated Current: 630 a Test Equipment: IEC Standard Frequency: 50 Hz Trademark: Tianan Electric Origin: Xiangshan Zhejiang P. R China AC High Voltage Outdoor Load Switch
NINGBO TIANAN (GROUP) CO., LTD. General
FN12 Series AC HV Load Switch is a kind of three phase high voltage switch apparatus, suitable for 
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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Product Categories : HV-Load Switch