Beschreibung
The XGN15 Metal-Enclosed Medium Voltage High Voltage (HV) Switchgear
Operating voltage as high as 12kV to design rugged and multi-functional solutions for AC 50Hz power systems.This switchgear is meticulously engineered to meet the demands of industrial and civil applications, including cable ring networks and power supply terminals. With its fixed metal-enclosed design, it ensures reliable and safe operation in diverse environments.
Arbeitsumfeld
1. Ambient air temperature: -25°C to +40°C.
2. Daily average temperature: ≤+35°C (within 24 hours).
3. Altitude: <2000 meters.
4. Relative humidity: Within 24 hours, the daily average value ≤95%, with a daily average vapor pressure ≤2.2KPa; monthly average value ≤90%, with a monthly average vapor pressure ≤1.8KPa.
5. Environment: Not significantly affected by dust, smoke, corrosive or flammable gases, vapors, or salt contamination.
Die Spezifikation
| ITEM | UNIT | XGN15-12(F)/630-20 | XGN15-12(F.R)/T125-31.5 |
| Nennspannung | KV | 12 | 12 |
| Nennstrom | A | 630 | 125 |
| Nennfrequenz | Hz | 50 | 50 |
| Bemessungsfrequenz und Stehspannung | KV | 42/48 | 42/48 |
| Bemessungs-Stoßspannungsfestigkeit | KV | 75/85 | 75/85 |
| Nennausschaltstrom bei wechselnder Last | A | 630 | |
| Nennstrom des Verteilerkreises im geschlossenen Kreislauf | A | 630 | |
| Nenn-Kurzschluss-Einschaltstrom (Spitze) | KA | 50 | 80 |
| Bemessungsspitzenwiderstandsstrom | KA | 50 | 50 |
| Bemessungs-Kurzzeitstromfestigkeit | KA | 20 | 20 |
| Nenndauer des Kurzschlusslasttrennschalters | S | 4 | 4 |
| SF6-Nenngasdruck (20ºC Überdruck) | MPa | 0.04 | 0.04 |
| Schleifenwiderstand | μΩ | <=200 | <=400 |
| Mechanischer Dauerlasttrennschalter/ Erdungsschalter |
KA | 5000/3000 | 5000/3000 |
| Nenn-Kurzschluss-Ausschaltstrom | KA | 20/50 | 31.5/50 |
| Nennübertragungsstrom | A | 1750 | |
| Grad des Schutzes | IP4X | IP4X |
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