OPNp · Surge arresters

ОПНп-6 кВ (400А, 600А)

designation given as an exampleCatalog, p. 9SA-6/7,2/10/600-М10/М10
Series
ОПНп

Data require clarification

  • Residual voltage ranges are written in descending order (the lower limit is greater than the upper one): 20,3…19,66; 21,0…20,33. · page 9

The values below are given exactly as in the catalog. Please confirm them with the manufacturer before ordering.

Technical specifications16 parameters

Parameter1 (400А)2 (600А)
Network voltage class, kV6,0
Maximum continuous operating voltage of the arrester Uc (rms value), kV*5,0…8,0
Rated voltage Ur, kV**6,3…10,0
High-current impulse withstand, 4/10 μs waveform, kA100
Arrester throughput capacity (amplitude of the 2000 μs rectangular impulse), A400600
Nominal discharge current (amplitude, 8/20 μs), kA10
10 s temporary overvoltage (TOV), Ut/Uc1,41
Energy absorption capability (2 long-duration current impulses, relative to Uc), not less than, kJ/kV4,16,2
Residual voltage, not more than, at switching surge current, 30/60 μs waveform, with amplitude, kV**-125 А12,29…19,611,87…19,0
- 250 А12,71…20,320,3…19,66
- 500 А13,13…21,021,0…20,33
Residual voltage, not more than, at 8/20 μs current impulses for nominal current, kV**- 5 кА15,42…24,715,0…24,0
- 10 кА16,46…26,316,1…25,76
Residual voltage, not more than, at 1/10 μs steep-front current impulses with 10000 A amplitude, kV**16,98…27,216,87…26,9
Partial discharge level, not more than, pC10
Mechanical load from conductor tension, wind and combined ice-and-wind loads, not less than, N340
Vibration resistance according to ГОСТ 17516.1М6
Creepage distance, not less than, mm320
Mass, kg**1,3

1 (400А)

Network voltage class, kV
6,0
Maximum continuous operating voltage of the arrester Uc (rms value), kV*
5,0…8,0
Rated voltage Ur, kV**
6,3…10,0
High-current impulse withstand, 4/10 μs waveform, kA
100
Arrester throughput capacity (amplitude of the 2000 μs rectangular impulse), A
400
Nominal discharge current (amplitude, 8/20 μs), kA
10
10 s temporary overvoltage (TOV), Ut/Uc
1,41
Energy absorption capability (2 long-duration current impulses, relative to Uc), not less than, kJ/kV
4,1
Residual voltage, not more than, at switching surge current, 30/60 μs waveform, with amplitude, kV-125 А
12,29…19,6
Residual voltage, not more than, at switching surge current, 30/60 μs waveform, with amplitude, kV- 250 А
12,71…20,3
Residual voltage, not more than, at switching surge current, 30/60 μs waveform, with amplitude, kV- 500 А
13,13…21,0
Residual voltage, not more than, at 8/20 μs current impulses for nominal current, kV- 5 кА
15,42…24,7
Residual voltage, not more than, at 8/20 μs current impulses for nominal current, kV- 10 кА
16,46…26,3
Residual voltage, not more than, at 1/10 μs steep-front current impulses with 10000 A amplitude, kV**
16,98…27,2
Partial discharge level, not more than, pC
10
Mechanical load from conductor tension, wind and combined ice-and-wind loads, not less than, N
340
Vibration resistance according to ГОСТ 17516.1
М6
Creepage distance, not less than, mm
320
Mass, kg**
1,3

2 (600А)

Network voltage class, kV
6,0
Maximum continuous operating voltage of the arrester Uc (rms value), kV*
5,0…8,0
Rated voltage Ur, kV**
6,3…10,0
High-current impulse withstand, 4/10 μs waveform, kA
100
Arrester throughput capacity (amplitude of the 2000 μs rectangular impulse), A
600
Nominal discharge current (amplitude, 8/20 μs), kA
10
10 s temporary overvoltage (TOV), Ut/Uc
1,41
Energy absorption capability (2 long-duration current impulses, relative to Uc), not less than, kJ/kV
6,2
Residual voltage, not more than, at switching surge current, 30/60 μs waveform, with amplitude, kV-125 А
11,87…19,0
Residual voltage, not more than, at switching surge current, 30/60 μs waveform, with amplitude, kV- 250 А
20,3…19,66
Residual voltage, not more than, at switching surge current, 30/60 μs waveform, with amplitude, kV- 500 А
21,0…20,33
Residual voltage, not more than, at 8/20 μs current impulses for nominal current, kV- 5 кА
15,0…24,0
Residual voltage, not more than, at 8/20 μs current impulses for nominal current, kV- 10 кА
16,1…25,76
Residual voltage, not more than, at 1/10 μs steep-front current impulses with 10000 A amplitude, kV**
16,87…26,9
Partial discharge level, not more than, pC
10
Mechanical load from conductor tension, wind and combined ice-and-wind loads, not less than, N
340
Vibration resistance according to ГОСТ 17516.1
М6
Creepage distance, not less than, mm
320
Mass, kg**
1,3
  • * Maximum continuous operating voltage of the arrester — according to customer requirements.
  • ** Characteristics may vary depending on the maximum continuous operating voltage of the arrester.

Parameter names are translated from the Ukrainian catalog; the verbatim catalog wording is preserved in the data. Values are given as in the catalog, without recalculation or rounding.

Data source

OPN catalog 2024 (in Ukrainian)

Specifications — p. 9 · Catalog numbers — p. 10 · Drawings — p. 10

Catalog numbers

The maximum continuous operating voltage of the arrester (Uc) is set according to customer requirements, so the catalog gives designations as examples rather than a fixed list of part numbers.

Catalog number
SA-6/7,2/10/600-М10/М10 example

Designation structure

Series
ОПНп
Throughput capacity classes
1 (400А), 2 (600А)
Designation (example)
ОПНп-6/7,2/10/600
Variants in the specification table
1 (400А), 2 (600А)

Configuration

The configuration of surge arresters is agreed with the customer.

Code structure: upper flange / lower flange / earthing / other

B2.B8.L1.G2 / B8.P3 / B5.Е2.D1 / SС1

Appendix A, pp. 43–44

Drawings

  • Page 10

    OPN catalog 2024 (in Ukrainian)

The drawings are in the PDF catalog on the page indicated. The source documents contain no separate image files.

Product document

ОПНп-6 кВ (400А, 600А).pdf

PDF available in Ukrainian

Open catalog PDF

Normative documents

МЭК 60099-4 · ГКД 34.35.512-2002 · ТУ У 31.2-31279430-008:2006

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ОПНп-6 кВ (400А, 600А)

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