Surge Arrester
11kv AC Substation Lightning Surge Arrestor 1 Phase
  • 11kv AC Substation Lightning Surge Arrestor 1 Phase11kv AC Substation Lightning Surge Arrestor 1 Phase
  • 11kv AC Substation Lightning Surge Arrestor 1 Phase11kv AC Substation Lightning Surge Arrestor 1 Phase

11kv AC Substation Lightning Surge Arrestor 1 Phase

Wenzhou XiFa Electric Power Equipment Co., Ltd is a professional factory to manufacture 11kv ac substation lightning surge arrestor 1 phase. It can protect power distribution transformer and switchgear survived from lightning overvoltage and switching overvoltage to improve the power supply reliability. In Wenzhou XiFa Electric Power Equipment Co., Ltd, the product team will provide porcelain shell and silicone rubber composite jacket on each 11kv ac substation lightning surge arrestor 1 phase to adapt to different operating environments. The technical team will reply questions of 11kv ac substation lightning surge arrestor 1 phase for clients within 24 hours.

The 11kv ac substation lightning surge arrestor 1 phase is a overvoltage protection device adopts on 11kv ac power grid. It can enhance the power stability for distribution transformers and electrical panels. Three piece of a 11kv ac substation lightning surge arrestor is for one set to protection target device on each three phase. The advantages of 11kV AC substation single-phase lightning surge protector are as follows:
1. It can effectively protect transformers, switchgear and cables in substations from damage caused by lightning strikes.
2. Adopting ZnO varistor technology to provide excellent nonlinear characteristics, fast response time and low residual voltage.
3. Capable of withstanding multiple lightning strikes and shocks with a high safety factor.
4. Long service life and reduced operating costs.
5. Adopt porcelain shell or silicone rubber shell, good hydrophobicity, pollution resistance and UV stability.
6. Wide application, suitable for distribution stations, factories, etc.

11kv Ac Substation Lightning Surge Arrestor 1 Phase11kv Ac Substation Lightning Surge Arrestor 1 Phase

Product Parameter:

For 3 to 35 kV substation type surge arrester:

Mode

Us

Ur

Uc

U1mA

Vs

VL

Vsw

LD

(2ms)

HC

(4/10μs)


kV(r.m.s)

≮kV

≯kV

A

kA

YH5WZ-5/15

3

5

4.0

7.5

15.5

13.5

12.8

150

65

YH5WZ-10/30

6

10

8.0

14.4

31.0

30

27

150

65

YH5WZ-17/50

10

17

13.6

24

51.5

50

45

150

65

YH5WZ-26/66

20

26

20.8

37

76

66

56

150

100

YH5WZ-51/134

35

51

40.8

73

154

134

114

250

100

YH5WZ-54/134

35

54

43.2

77

154

134

114

250

100

Us System Rated Voltage
Ur Rated Voltage of Arrester
Uc Continuous Operating Voltage
U1mA DC reference voltage at 1 mA
Vs Steep Current Impulse Residual Voltage;
VL Lightning Impulse Residual Voltage
Vsw Switching Impulse Residual Voltage
LD Long Duration Current Impulse Withstand
HC High Current Impulse Withstand

11kv Ac Substation Lightning Surge Arrestor 1 Phase11kv Ac Substation Lightning Surge Arrestor 1 Phase

Product FAQs:

Q: What is the expected service life of an 11kv ac substation lightning surge arrestor 1 phase?
A: The life expectancy of 11kV AC substation single-phase surge arresters is between 10 and 20 years, depending on environmental conditions and maintenance practices.
Q: How often should 11kV AC substation single phase surge arresters be inspected?
A: It is recommended that they be inspected once a year, or more frequently in high risk environments such as coastal areas or heavily polluted areas.
Q: What maintenance procedures are required for 11kv ac substation lightning surge arrestor 1 phase?
A: A visual inspection every 6-12 months to check for damage or contamination. Ground resistance check and surge counter log monitoring. 3. Annual electrical testing and post lightning strike evaluation.



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