Indoor low voltage current transformer, 0.66kV rated, epoxy resin casting type, for current measurement and protection in low voltage distribution systems. Complies with IEC 61869 and GB/T 20840 standards. Wide range of current ratios available, multiple accuracy classes 0.2, 0.5, 1.0. Compact size, easy installation, suitable for switchgear and panel mounting. Customizable ratios and specifications.
Indoor LV CT for 0.66kV systems, suitable for metering and protection in switchgear and panels. Confirm ratio and accuracy class per application.
| Paramètre | Spécification | Vérification |
|---|---|---|
| Type de produit | Current Transformer | IEC 61869 / GB/T 20840 |
| Code modèle | LMZ1-2-3-0.66 | Marquage de la plaque constructeur |
| Tension primaire | 0.66kV | Essai de tension nominale (IEC 61869-1/3) |
| Tension secondaire | 5A/1A | Vérification du rapport à la fréquence nominale |
| Classe de précision | 0.2/0.5/1.0 | 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 | IEC 61869 / GB/T 20840 | 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 in series with the line. Secondary terminals are 1S1 and 1S2 (protection winding if present: 2S1-2S2). Never open-circuit the secondary of a CT while energized - hazardous voltage. Ground the secondary winding at one point. Follow IEC 61869 / IEEE C57.13 terminal conventions.
Conforme à : IEC 61869 / GB/T 20840
S_total = ΣS_instrument + I₂² × (ρ × 2L / A)
Q : What is the maximum system voltage for this CT?
R : Rated for 0.66kV systems.
Q : What accuracy classes are available?
R : 0.2, 0.5, and 1.0.
Q : Can it be used outdoors?
R : No, it is designed for indoor use only.
Les champs manquants sont marqués [On Request] — jamais inventés. Les lignes de vérification M2/M5/M6 suivent les conventions IEC 61869 / IEEE C57.13.
| Model | Rated primary current (A) | 0.2 class | 0.5 class | 1 class | Primary Turns through core |
|---|---|---|---|---|---|
| LMZ(1,2,3)-0.66 | 100 | - | - | 5 | 1 |
| LMZ(1,2,3)-0.66 | 200-400 | 5 | 5 | 7.5 | 1 |
| LMZ(1,2,3)-0.66 | 500-800 | 10 | 10 | 15 | 1 |
| LMZ(1,2,3)-0.66 | 1000-1500 | 15 | 15 | 20 | 1 |
| LMZ(1,2,3)-0.66 | 2000-3000 | 20 | 20 | 25 | 1 |
Dessin d'encombrement et de dimensions du LMZ1-2-3-0.66 — cliquez sur l'image pour zoomer / afficher l'original.
