Type: | Power Source Arrester |
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Structure: | Zinc Oxide Arrester |
Application: | Substation |
Size: | Meidum |
Operation Voltage: | High Voltage |
Shape: | Spiral |
Customization: |
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Electrical characteristics | Specification | Unit | |
Rated voltage of Surge arrreser | 21 | kV | |
Nominal discharge current | 5 | 10 | kA |
Rated frequency | 50 | Hz | |
Maximum continuous operating voltage | 17.0 | kV | |
Steep current impulse residual voltage | 71.8 | kV(Crest) | |
Lightning Impulse residual voltage | 63.0 | kV(Crest) | |
Switching Impulse residual voltage | 54.2 | kV(Crest) | |
Long duration current impulse withstand voltage |
150 | 250 | A |
High current impulses | 65 | 100 | kA (Crest) |
Rated Short-circuit current | 20 / 12 / 6 / 0.6 ± 0.2 | kA | |
Class of Surge arrester | Class 1 or Class 2 | ||
Application | Distribution type | ||
With or without gap | Gapless | ||
Designation of arrester | Design B | ||
Spare parts | |||
NEMA A or B mounting bracket | with/without | ||
Disconnector | with/without | ||
Earth lead | with/without | ||
Bird guard cap | with/without | ||
Line clamp | with/without | ||
Upper terminal (incoming line) bolt size | M12 | ||
Lower termina (outgoing line) bolt size | M10 | ||
Material | |||
Upper terminal | Stainless steel 304 | ||
Housing | Polymer type | ||
Color of housing | Dark grey / light grey | ||
Varistor | High quality zinc oxide varistor | ||
Size of Varistor | 35mm / 38mm /40mm / 42mm | ||
Package | |||
Qty/package | 3 | pc/carton | |
Service conditions | |||
Environment maximum temperature | 40 | ºC | |
Pollution level | Heavy | ||
Altitude | ≤1000 | Meter | |
Standard | IEC60099-4:2014 |
1.The ambient temperature is not high than +40 celsius and not lower than -40 celsius.
2.The altitude above sea level do not exceed 1000-2000m.(Altiplano area should be indicated when order.)
3.The frequency in AC system is 50Hz or 60Hz.
4.Power frequency voltage which has been bearing on arrester for a long time do not exceed continuous operating voltage.
5.Max. wind speed do not exceed 35m/s.
6.Apply to the area where earthquake intensity is not exceed 8 degree.
7.The filthy area should be indicated before.
1.The low weight facilitates installation and permits erection in limited spaces and at almost all angles.
2.No continuous current and low current impulse residual voltage.
3.Excellent pollution and short circuit performance.
4.Safe to touch when energised by accident.
5.Stable U-I characteristics,even after multiple strikes.
6.Resistant to UV,ozone,chemicals,mechanical abuse.
7.Fully qualified following IEC60099-4.
8.Using best material.
9.Type test report from KEMA lab
Export standard packaging:
Package:1 pc of cut out fuse is packed in a carton.
Outer packing:Pallet or wooden case.
Or as per customers' request.
Shipping:
Large quantity of cut out fuse can be by sea or by air according to customers' instruction.
Several pieces of samples can be shipped by express.
We are Zhejiang Fuerte Electrical Apparatus Co.,Ltd founded in 1985,who are a specialized manufacturer in producing high voltage and medium voltage drop out porcelain and polymer type cut out fuse
Company covers a building area of 8,700 square meters,28,000 square meters of modern garden new factory has been built for Scientific and technological developing institute and QAS system management.
We are an ISO9001 certified company,products passed many type tests in arredited labs in accordance with international standards such as IEC60282-2,IEC60099-4,IEC60694,IEC1109,ANSI/IEEE C37.41 etc.
We are confident with our ability and quality,so please feel free to contact us right now if you are interested in us.
1. The color of polymer insulators can be grey\red\white as per your requirements.
2. Various designs available.
3. Customized designs accepted.
4. Safe usage is No.1 .
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