Indoor single-phase epoxy resin casting current transformer dedicated for solid insulation ring main unit, complying with GB/T20840.1, GB/T20840.2, IEC61869-1 and IEC61869-2 standards.
LZZBJ15-10GT is a 10kV indoor current transformer for solid insulation ring main units, ideal for protection and metering in compact switchgear.
| Paramètre | Spécification | Vérification |
|---|---|---|
| Type de produit | Current Transformer | [On Request] |
| Code modèle | LZZBJ15-10GT | Marquage de la plaque constructeur |
| Tension primaire | 10kV | Essai de tension nominale (IEC 61869-1/3) |
| Tension secondaire | [On Request] | Vérification du rapport à la fréquence nominale |
| Classe de précision | 1P10 | Essai de précision (IEC 61869-2 / IEEE C57.13) |
| Charge nominale | • LMZK1250-10PU: protection winding 1P10 with output 1VA, power winding output 5VA, dimension Φ50/Φ124/H100 • LMZK1150-10PU: protection winding outputs 1.5VA/2.5VA/3.75VA/5VA corresponding to different current grades, power winding fixed 5VA, dimension Φ50/Φ110/H100 | 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
For CT secondary terminals: use 1S1/1S2 for metering, 2S1-2S2 for protection. Never open-circuit the secondary of a CT while energized - hazardous voltage. Ground the secondary winding at one point per IEC 61869-2.
Conforme à : [On Request]
S_total = ΣS_instrument + I₂² × (ρ × 2L / A)
Q : What is the primary voltage rating?
R : The primary voltage is 10kV.
Q : What standards does it comply with?
R : It complies with GB/T20840.1, GB/T20840.2, IEC61869-1 and IEC61869-2.
Q : Is it suitable for outdoor use?
R : No, it is designed for indoor use in solid insulation ring main units.
Les champs manquants sont marqués [On Request] — jamais inventés. Les lignes de vérification M2/M5/M6 suivent les conventions IEC 61869 / IEEE C57.13.
| Rated primary current I1n (A) | Accuracy classCombined | Accuracy class & rated output (VA)COSφ=0.8 0.2 | Accuracy class & rated output (VA)COSφ=0.8 0.5 | Accuracy class & rated output (VA)COSφ=0.8 10P15 | Short-time thermal current Ith (kA/S) | Rated dynamic current Idyn (kA) |
|---|---|---|---|---|---|---|
| 50-200 | 0.2/0.5/10P | 10 | 10 | 10 | 80 1in | 200 1in |
| 300-400 | 0.2/0.5/10P | 10 | 10 | 10 | 25 | 62.5 |
| 500-600 | 0.2/0.5/10P | 10 | 10 | 15 | 31.5 | 80 |
| 800 | 0.2/0.5/10P | 10 | 10 | 15 | 45 | 100 |
| 1000-1250 | 0.2/0.5/10P | 10 | 10 | 15 | 63 | 130 |
Dessin d'encombrement et de dimensions du LZZBJ15-10GT — cliquez sur l'image pour zoomer / afficher l'original.
