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KY-40/G2000 Dispositif de protection contre les surtensions en courant continu (Type 2, 2000V)
- Le 2000v dc spd KY-40/G2000 provides Type 2 surge protection for ultra-high voltage PV systems.
- Designed for HVDC feeders, utility-scale solar plants, and specialized industrial photovoltaic installations.
- IEC 61643-31 certified, DIN-rail mount, with shared T2 wiring and dimension diagrams.
Vue d'ensemble
Le 2000v dc spd KY-40/G2000 is a Type 2 surge protective device conçu pour
ultra-high voltage photovoltaic systems. It ensures robust surge protection for
Boîtes de raccordement PVles bornes CC de l'onduleur et les alimentations CC en
2000VDC utility-scale plants. This model is widely used in HVDC transmission-based solar projects
and specialized industrial applications where 2000V arrays are deployed. Fully compliant with
IEC 61643-31CE, UKCA et RoHS.
Caractéristiques principales
- 2000v dc spd Type 2 device for ultra-high voltage PV and HVDC feeders.
- Engineered for utility-scale and industrial PV systems operating at 2000VDC.
- High surge handling capability with replaceable cartridges and visible status indicators.
- Optional NO/NC alarm contacts support remote monitoring across large plants.
- Part of the KY T2 surge protection series, ensuring compatibility with fuses and disconnectors.
Spécifications
| Type | Type 2 (T2) |
|---|---|
| Tension du système (Ucpv) | 2000 V DC |
| Courant de décharge nominal (In) | 20 kA |
| Courant de décharge maximal (Imax) | 40 kA |
| Niveau de protection de la tension (Up) | ≤ 6.0 kV |
| Temps de réponse (ta) | < 25 ns |
| Résistance aux courts-circuits des PV (Iscpv) | 20 kA |
| Mode de protection / Topologie | Type U |
| Contact d'alarme (en option) | 220V, 0.5A, NO/NC |
| Fusible amont recommandé | LS7-50k (selon la fiche technique) |
| Câblage / Bornes | 6-35 mm² bornes à vis |
| Montage | Rail DIN 35 mm |
| Enceinte / Inflammabilité | Boîtier en plastique, UL94-V0 |
| Conditions de fonctionnement | -40℃ ~ +70℃ ; ≤95% RH |
| Dimensions (L×H×P) | 36 × 83 × 67 mm |
| Normes et conformité | IEC 61643-31:2018, GB/T 18802.31, CE, UKCA, RoHS |
Câblage et dimensions
Applications
- Utility-scale PV plants with 2000VDC arrays and central inverters.
- High-voltage DC feeders in HVDC-based solar projects.
- Special industrial photovoltaic installations requiring ultra-high voltage SPD protection.
FAQs
Q1. Why is a 2000v dc spd necessary in PV systems?
As PV systems evolve towards ultra-high voltage arrays, a 2000V SPD ensures equipment protection and compliance with international standards.
Q2. What are the main applications of KY-40/G2000?
It is widely used in utility-scale solar farms, HVDC feeders, and specialized industrial PV systems with 2000V strings.
Q3. Can KY-40/G2000 work with monitoring systems?
Yes. The optional NO/NC alarm contacts allow remote monitoring and integration with SCADA in large solar farms.
Q4. Which certifications does KY-40/G2000 meet?
IEC 61643-31, GB/T 18802.31, CE, UKCA, and RoHS certifications are included.
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