| Certification: | CCC, ISO9001 |
|---|---|
| Shell Material: | Epoxy Resin |
| Voltage Level: | Low Hight Volgate |
|
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| Products Type | GPS-12 | GPS-24 | GPS-38 |
| Basic Ratings | |||
| Rated Voltage | 15 kV | 25.8 kV | 38 kV |
| Rated Continuous Current | 630 A | 630 A | 630 A |
| Rated Frequency | 50/60 Hz | 50/60 Hz | 50/60 Hz |
| Short Time Withstand Current ( rms) | 20 kA/ 4sec | 25kA/ 1sec | 20 kA/1 sec |
| Making and Breaking Capacity | |||
| Mainly Active Load Current | 630A | 630A | 630A |
| Number of Load-break Operation | 400 times | 400 times | 400 times |
| Short-circuit Making Current (peak) | 50 kAp/4s | 31.5kAp/4s | 31.5 kAp/4s |
| Number of Making Operations | 5 times | 5 times | 5 times |
| Cable Charging Current | 25A | 25A (200 A) | 20 A |
| Line Charging Current | 1.5A | 1.5A | 2A |
| Closed Loop Circuit Current | 630 A | 630 A | 630 A |
| Transformer Magnetizing Current | 22A | 22A | 22A |
| Power Frequency Withstand Current Test | |||
| Wet Condition- 10 sec (Ph- Ph, Ph-Eth, Across Interrupters) | 45 kV | 50kV | 70 kV |
| Dry Condition - 1 min(Phase to Earth, Phase to Earth) | 50 kV | 60kV | 70 kV |
| Dry Condition - 1 min (Across Interrupter ) | 50 kV | 60kV | 80 kV |
| Impulse Withstand Current Test ( 1.2 x 50 ps ) | |||
| Phase to Phase, Phase to Earth | 85 kV | 150kV | 170 kV |
| Across Interrupter | 95 kV | 150kV | 195 kV |
| Other Ratings & Specifications | |||
| InternaArc Tes | 20kA /0.1 sec | 20kA /0.1 sec | 20kA /0.1 sec |
| Arc Extinction Medium | SF 6 Gas | SF 6 Gas | SF 6 Gas |
| Insulation Medium | SF 6 Gas | SF 6 Gas | SF 6 Gas |
| Creepage Distance (Porcelain) | 550 mm | 740 mm | 960 mm |
| Creepage Distance (Silicon) | 615 mm | 800 mm | 1055 mm |
| IP Leve | 54 | 54 | 54 |
| Operation Performance | |||
| Closing/Opening Time | < 0.7 sec | < 0.7 sec | < 0.7 sec |
| Mechanical Operations (Guaranteed) | 10,000 | 10,000 | 10,000 |
| times | times | times | |
| Operating Temperature (*Manual | -25 (*-40) | -25 (-40) | -25 (-40) |
| Type) | ~ 70° C | ~ 70° C | 70° C |
| Gas Pressure | |||
| Nominal Pressure (kgf/cm2 G, at 20°C)) | 0.7 | 1.0 | 1.0 |
| Bursting Pressure (kgf/cm2 G) | 4 ~6 | 4 ~6 | 4 ~6 |
| Minimum Gas Pressure (kgf/cm2 G) | 0.05 | 0.0 | 0.0 |
| Leakage Rate (cc/ sec) | 1.1 x 10 -7 | 1.1 x 10 -7 | 8.2 x 10-7 |
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