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Zhejiang Fukai Electric Co., Ltd.

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Load break switch,disconnector

Supply Ability : 100 Set/Sets per Month

Price : FOB USD 200~400 / SetGet Latest Price

Packaging Details : wooden cases

Delivery Time : 25days

Port : Ningbo/Shanghai

Payment Terms : L/C,T/T,Western Union,MoneyGram

MOQ : 20 Set/Sets

Place of Origin : Zhejiang

Mechanical endurance : 2000cycles

Max. Current : 400A

Max. Voltage : 12kV

Model Number : FN7-12

Brand Name : XIKAI

Category : Switches

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FN7-12 Indoor load switch (load break switch), disconnector-fuse combination is designed by our company

Summary

FN7-12DR is used for three-phase AC 50Hz 12KV power systems. They used for breaking load current and controlling short-circuit current.

FN7(C)-12 type H.V load switch-fuse combination is basied on the FN7-12 series H.V load switch, then put the operating mechanism on the side, as customer order.

Normal Serviec Condition

1,The altitude does not exceed 1000m.2,The ambient air temperatrue : Max:+40. Min:-25.
3,The relatire humidity of air Daily average ≤95% . Monthly average ≤90%
4,The ambient air should not be obviously polluted by corrosivity or the flammability gas steam.Etc.
5,The working situation without frequent violent.

Technical Information

Rated voltage

(kV)

Max.voltage

(kV)

Rated current

(A)

1min power frequency withstand voltage

(kV)

4S heat-stabling current(value)

(kA)

Machine stabling current(peak)

(kA)

Short-circuit controlling current

(kA)

Rated switch-off current

(A)

Rated transfer current

(A)

400

42/48

12.5

31.5

400

1000

630

42/48

630

1000

Rated parameter of fuse box

Type	Rated Voltage (kV)	Rated Current (A)	Rated Current of Fuse (A)
SDLA*J	12	40	6.3,10,16,20,25,31.5,40
SFLA*J	12	100	50,63,71,80,100
SKLA*J	12	125	125

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