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Impulse voltage generator

Impulse voltage generator
Product name:Impulse voltage generator

I Description:

This test system is special for high voltage 110kV lightning impulse test on generators, transformers, bushings, instrument transformers, etc.

This test system adopts main circuit design from SGSC series of HAEFELY Switzerland, compact, super-small.

It can carry out standard lightning full wave impulse test, chopping wave impulse test, standard operation wave impulse test.

This equipment is complying with IEC standard.

II Ambient condition

l  Altitude above sea level: less than 1500mm

l  Ambient temperature: - 15~+50

l  Relative humidity: ≤90%

l  Installation: Indoor, movable

l  Earthquake-proof ability: Ground horizontal acceleration 3.0m/s2 ground vertical acceleration 1.5m/s2

l  Must be equipped with a reliable earthing point, earthing resistance <1Ω!

III Main parameters

3.1 Code: SGSC-800kV

3.2 Nominal capacity: 40kJ, 5kJ per grade

3.3 Capacitance per grade: 1.0 uF, 100kV (HRMWF-2×50kV-2.0 uF impulse capacitor)

3.4 Voltage per grade: 100kV (DC)

3.5 Grades: 8

3.6 Output wave:

l  ±1.2/50μs standard lightning impulse voltage full wave, efficiency more than 90%

l  ±250/2500μs standard operation impulse voltage wave, efficiency more than 80% (OPTIONAL)

l  Lightning chopping wave, duration 2~6 μs, dispersity less than 100ns.

3.7 Synchronization range: more than 20%

3.8 Continuous working duration:

l  When less than 80% rated voltage, continuous work

l  When more than 80% rated voltage, discontinuous work

3.9 Peak value adjustment error less than 1%; min. output voltage not more than 10% nominal voltage.

3.10 Synchronization error less than 1%.

3.11 Whole dimension: 1500 x 800 x 3400mm

3.12 Weight: about 800kg


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