Indoor epoxy resin casting current transformer designed for CGIS gas insulated switchgear, with multiple accuracy class, rated burden and primary current options.
Indoor epoxy resin CT for 35kV CGIS switchgear; suitable for protection and metering with multiple accuracy options.
| Paramètre | Spécification | Vérification |
|---|---|---|
| Type de produit | Current Transformer | [On Request] |
| Code modèle | CGIS1780-II | Marquage de la plaque constructeur |
| Tension primaire | 35kV | Essai de tension nominale (IEC 61869-1/3) |
| Tension secondaire | [On Request] | Vérification du rapport à la fréquence nominale |
| Classe de précision | [On Request] | Essai de précision (IEC 61869-2 / IEEE C57.13) |
| Charge nominale | [On Request] | Essai de charge à la puissance VA nominale |
| Type d'isolement | Dry Epoxy Resin | Essais diélectriques selon la norme |
| Niveau d'isolement (BIL) | [On Request] | Tenue à fréquence industrielle et au choc de foudre |
| Normes | [On Request] | Certifié selon les normes listées |
| Fréquence | 50/60Hz | Selon IEC 61869-1 |
| Environnement | [On Request] | Selon les limites de la fiche technique |
Idéal pour
Non recommandé pour
connect primary through the window (Φ80mm). Secondary terminals: 1S1/1S2 for main winding, 2S1/2S2 for protection winding if present. Never open-circuit the secondary of a CT while energized - hazardous voltage. Ground the secondary circuit at one point only.
Conforme à : [On Request]
S_total = ΣS_instrument + I₂² × (ρ × 2L / A)
Q : What is the primary voltage rating?
R : The primary voltage is 35kV.
Q : What type of insulation is used?
R : Dry epoxy resin insulation.
Q : Can this CT be used outdoors?
R : No, it is designed for indoor use within CGIS switchgear.
Les champs manquants sont marqués [On Request] — jamais inventés. Les lignes de vérification M2/M5/M6 suivent les conventions IEC 61869 / IEEE C57.13.
| Accuracy class | Rated output (VA) | 40 | 50 | 60 | 75 | 100 | 125 | 150 | 200 | 250 | 300 | 400 | 500 | 600 | 750 | 1000 | 1200 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.2FS10 0.5FS10 | 2.5 | — | — | — | — | — | 65 | 55 | 40 | 35 | 30 | 30 | 30 | 30 | 35 | 35 | 35 |
| 5 | — | — | — | — | — | 95 | 80 | 55 | 50 | 35 | 30 | 30 | 30 | 35 | 35 | 35 | |
| 10 | — | — | — | — | — | 120 | 80 | 80 | 45 | 35 | 35 | 30 | 35 | 35 | 35 | 35 | |
| 15 | — | — | — | — | — | 110 | 110 | 75 | 55 | 45 | 40 | 35 | 35 | 35 | 35 | 35 | |
| 20 | — | — | — | — | — | 145 | 90 | 65 | 55 | 45 | 40 | 40 | 35 | 35 | 35 | 35 | |
| 25 | — | — | — | — | — | 160 | 110 | 75 | 60 | 50 | 45 | 45 | 40 | 35 | 35 | 35 | |
| 30 | — | — | — | — | — | — | 125 | 85 | 70 | 55 | 50 | 45 | 40 | 40 | 40 | 40 | |
| 0.5 | 2.5 | — | — | — | 55 | 45 | 40 | 35 | 30 | 30 | 25 | 25 | 25 | 25 | 25 | 25 | — |
| 5 | — | — | — | 80 | 65 | 50 | 40 | 30 | 30 | 30 | 25 | 25 | 25 | 25 | 25 | — | |
| 10 | — | — | — | 125 | 95 | 75 | 55 | 40 | 35 | 35 | 30 | 25 | 25 | 25 | 25 | — | |
| 15 | — | — | — | 125 | 95 | 70 | 55 | 45 | 40 | 35 | 30 | 25 | 25 | 25 | 25 | — | |
| 20 | — | — | — | — | 120 | 85 | 65 | 55 | 50 | 40 | 35 | 30 | 25 | 25 | 25 | — | |
| 25 | — | — | — | — | 95 | 75 | 65 | 55 | 45 | 35 | 30 | 25 | 25 | 25 | 25 | — | |
| 30 | — | — | — | — | — | 85 | 70 | 55 | 45 | 35 | 30 | 25 | 25 | 25 | 25 | 25 | |
| 5(10)P10 | 2.5 | 135 | 100 | 85 | 75 | 55 | 45 | 40 | 35 | 60 | 30 | 30 | 30 | 30 | 30 | 25 | 25 |
| 5 | — | 135 | 120 | 85 | 70 | 55 | 50 | 45 | 40 | 40 | 35 | 35 | 35 | 35 | 30 | 30 | |
| 10 | — | — | — | 145 | 110 | 95 | 80 | 70 | 60 | 60 | 50 | 45 | 45 | 35 | 35 | — | |
| 15 | — | — | — | 155 | 130 | 110 | 100 | 80 | 80 | 65 | 60 | 50 | 45 | 40 | 40 | — | |
| 20 | — | — | — | — | 140 | 115 | 95 | 80 | 70 | 60 | 50 | 45 | 40 | 40 | 40 | — | |
| 25 | — | — | — | — | — | 140 | 120 | 115 | 95 | 80 | 70 | 60 | 55 | 55 | 55 | — | |
| 30 | — | — | — | — | — | — | 140 | 130 | 110 | 95 | 80 | 65 | 60 | 60 | 60 | — | |
| 5(10)P20 | 2.5 | — | 145 | 125 | 90 | 75 | 65 | 60 | 50 | 50 | 45 | 40 | 40 | 35 | 35 | 35 | 35 |
| 5 | — | — | 145 | 115 | 95 | 85 | 75 | 70 | 65 | 55 | 50 | 45 | 40 | 40 | 40 | — | |
| 10 | — | — | — | — | 150 | 125 | 110 | 105 | 85 | 75 | 70 | 60 | 55 | 55 | 55 | — | |
| 15 | — | — | — | — | — | 150 | 140 | 115 | 100 | 90 | 75 | 70 | 65 | 60 | 60 | — | |
| 20 | — | — | — | — | — | — | 145 | 125 | 115 | 100 | 90 | 80 | 80 | 80 | 80 | — | |
| 25 | — | — | — | — | — | — | — | — | 150 | 135 | 105 | 95 | 95 | 95 | 95 | — | |
| 30 | — | — | — | — | — | — | — | — | — | 155 | 130 | 105 | 105 | 105 | 105 | — | |
| 5(10)P30 | 2.5 | — | — | 130 | 105 | 90 | 85 | 75 | 70 | 65 | 55 | 55 | 55 | 50 | 50 | 50 | — |
| 5 | — | — | — | 145 | 135 | 115 | 100 | 95 | 80 | 75 | 75 | 65 | 60 | 60 | 60 | — | |
| 10 | — | — | — | — | — | 170 | 155 | 125 | 115 | 110 | 90 | 80 | 80 | 80 | 80 | — | |
| 15 | — | — | — | — | — | — | — | 155 | 140 | 115 | 100 | 100 | 100 | 100 | — | — | |
| 20 | — | — | — | — | — | — | — | — | — | 140 | 125 | 125 | 125 | 125 | — | — | |
| 25 | — | — | — | — | — | — | — | — | — | — | — | 145 | 145 | 145 | — | — |
Dessin d'encombrement et de dimensions du CGIS1780-II — cliquez sur l'image pour zoomer / afficher l'original.
