Unités de comptage CT&VT montées au sol en extérieur-6,6kV 11kV 22kV
Attributs clés
| Marque | ROCKWILL |
| Numéro de modèle | Outdoor Ground Mounted CT&VT metering units-6.6kV 11kV 22kV |
| tension nominale | 22kV |
| fréquence nominale | 50Hz |
| Série | RMR |
Descriptions de produits du fournisseur
Description
Description du produit
Rock fournira une gamme de transformateurs compacts à bain d'huile, au sol, combinés triphasés, de courant et de tension. (Unité de comptage) pour un comptage économique. Monté sur piédestal
Spécifications
| Nominal Voltage Un | kV | 6.6 | 11 | 22 |
|---|---|---|---|---|
| Highest System Voltage Um | kV | 7.2 | 12 | 24 |
| Lightning Impulse (BIL) | kV | 60 | 95 | 150 |
| Power Frequency Dry (60s) | kV | 20 | 28 | 50 |
| Specification | IEC 60044-1 & IEC 60044-2 & IEC 60044-3 | |||
| Insulation Medium | Paper / Oil | |||
| Bushings (*on specific designs) | Resin suitable for *dead break or taped cable connections | |||
| Fuses (*on specific designs) | HV* under oil and LV | |||
| Metering Cubicle (on specific designs) | Test Block, VT Live LED Indicator, and provision for Energy meter | |||
| Tank Finish | Zinc sprayed, Red Oxide undercoat, 2 x Enamel final coat | |||
| VT Ratio Primary | V | 6600 | 11000 | 22000 |
| VT Ratio | V | 110 or 220 | ||
| VT Burden | VA | 25 to 200 | ||
| VT Class | 0.2/0.5 | |||
| Voltage Factor | 1.9 | |||
| VT Core | 3 Phase 3 Limb or 3 Phase 5 Limb | |||
| CT's / Unit | 2 or 3 Phases / Up to 2 per Phase | |||
| CT Ratio Primary | A | 10-20-30-40-50-60 or 50-100-150-200 or 150-200-250-300-400-500-600 | ||
| CT Ratio Secondary | A | 1 - 5 | ||
| CT Burden | VA | 1 to 10 | ||
| CT Class | 0.2S/0.2/0.5 | |||