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Vacuum Disconnect Load Break Switch and Fuse Combination Apparatus

Min. Order: 1 Set/Sets
Trade Term: FOB,CFR,CIF,EXW
Payment Terms: Paypal, L/C, T/T, WU
Supply Ability: 100000
Place of Origin: Yunnan

Company Profile

Location: Kunming, Yunnan, China (Mainland)
Business Type: Manufacturer

Product Detail

Model No.: FZRN -40.5/50-20
Means of Transport: Ocean, Land
Brand Name: Nanyue
Production Capacity: 100000
Packing: Export Standard package
Delivery Date: Delivery in 5 work days after payment
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Product Description

Product name:FZRN -40.5/50-20 Vacuum Disconnect Load
Break Switch and Fuse Combination Apparatus

Summary

FZRN -40.5/50-20 vacuum disconnect load break switch and fuse combination apparatus is used for 35kV substation, small volume, convenience for installation,especially for no power-supply area, it is easy and safe for changing the fuse.

Ambient condition
1. Altitude: 1000m;
2. Ambient temperature: -40 ~+40 ;
3. Relative humidity: daily average 95 , monthly average 90 ;
4. Earthquake intensity: 8 degree;
5. Pollution grade: degree.

Structure feature
The short-circuit breaking current can up to 20kA, long mechanism life, there is an security linkage between main switch, disconnect blade and earthing blade, it can operate frequently. It according to the standard of GB16927, IEC420 & IEC62271-105.


No.ItemUnitCombination apparatusLoad break switch
1Rated voltagekv40.540.5
2Rated currentA501250
3Rated power frequencyHZ50/6050/60
4Rated short-circuit breaking currentKA20*
5Rated short-circuit making current*40
6Rated peak withstand current*40
7Rated short-time withstand current*16
8Rated transfer currentA2000*
9Rated connect current2000*
10Rated active load breaking current*
11Rated short-circuit durationS*4
12Rated short-time(1min)
P.F. withstand voltage
KVphase to phase, to earth and normal gaps: 95
disconnect gaps:115
13Rated lightning impulse 
withstand voltage(peak)
phase to phase, to earth and normal gaps:185

disconnect gaps: 215
14Circuit resistanceu Ω8080
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