KY-40/G2000 直流サージ保護装置(タイプ2、2000V)

  • について 直流2000V 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.
お見積もり

カテゴリー:

概要

について 直流2000V SPD KY-40/G2000 is a Type 2 surge protective device を想定している。
ultra-high voltage photovoltaic systems. It ensures robust surge protection for
PVコンバイナーボックスインバーターDC端子、DCフィーダー
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、RoHS。

主な特徴

  • 直流2000V 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.

仕様

タイプタイプ2(T2)
システム電圧 (Uシーピーブイ)DC2000V
公称放電電流 (In)20 kA
最大放電電流 (Iマックス)40 kA
電圧保護レベル (U)p)≤ 6.0 kV
応答時間 (ta)< 25 ns
PV短絡耐量(Iスカップ)20 kA
保護モード/トポロジーUタイプ
アラーム接点(オプション)220V、0.5A、無/無C
推奨上流ヒューズLS7-50k (データシートによる)
配線/端子6-35 mm² ネジ端子
取り付け35 mm DINレール
エンクロージャー / 可燃性プラスチックハウジング、UL94-V0
Operating Conditions-40℃ ~ +70℃; ≤95% rh
外形寸法(W×H×D)36 × 83 × 67 mm
規格とコンプライアンスIEC 61643-31:2018、GB/T 18802.31、CE、UKCA、RoHS

配線と寸法

Wiring diagram of 2000v dc spd KY-40/G2000 Type 2 surge protective device for solar photovoltaic systems
KY T2シリーズ(600V/1000V/1500V/2000V)の共用配線図です。
Dimension drawing of 2000v dc spd KY-40/G2000 Type 2 surge protective device for PV combiner box protection
KY T2シリーズの共用寸法図。

アプリケーション

  • 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.

よくあるご質問

Q1. Why is a 直流2000V 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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