Surge protection device for electrical panel

Name: KYSPD-25T1-4P Surge Protection Device for Electrical Panel
Brand: Kuangya

The Kuangya KYSPD-25T1-4P is a four-pole 電気盤用サージ防護装置 applications. Designed for main distribution boards and service entrances, this unit complies with IEC/EN 61643-11 Class I standards. It withstands high-energy lightning currents up to Iimp 25 kA per pole (10/350 μs). Installed as the first stage, this 電気盤用サージ防護装置 coordinates with downstream Type 2 and Type 3 SPDs for complete system safety.

主な特徴

Complies with IEC/EN 61643-11, Class I / Type 1.
Four-pole configuration; Iimp 25 kA per pole; In 25 kA; Imax 100 kA.
Nominal system voltage: Uo/Un 230/400 V AC; Uc options: 320 / 385 / 440 V AC.
Voltage protection level (Up): ~1.6–2.0 kV depending on variant.
Fast response time < 25 ns.
Pluggable cartridge design with green/red visual status window.
Optional RC remote signaling contacts.
Housing: UL94 V-0 thermoplastic; IP20 built-in; DIN 35 mm rail mount.
Robust first-stage 電気盤用サージ防護装置 installations.

仕様

パラメータ	価値
商品コード	KYSPD-25T1-4P
カテゴリー	Surge Protection Device for Electrical Panel (Type 1 / Class I)
Nominal System Voltage (Uo/Un)	230 / 400 V AC
Max. Continuous Operating Voltage (Uc)	320 / 385 / 440 V AC
公称放電電流（In、8/20 μs）	25 kA
Max. Discharge Current (Imax, 8/20 μs)	100 kA
Impulse Discharge Current (Iimp, 10/350 μs)	25 kA per pole
電圧保護レベル（上）	~1.6–2.0 kV
応答時間	< 25 ns
短絡電流定格（ISCCR）	50 kA
Backup Fuse (max)	315 A gL/gG
動作温度	-40 °C … +70 °C
取り付け	35 mm DIN rail (EN 60715)
エンクロージャー	Thermoplastic, UL94 V-0
保護等級	IP20 (built-in)
Remote Signaling	Optional RC contacts
規格	IEC 61643-11 / EN 61643-11

これは 電気盤用サージ防護装置 is suitable for TN-S, TN-C, and TT systems, offering reliable lightning protection in demanding environments.

配線と寸法

Connection diagram: kyspd-25t1-4p-connection
寸法： kyspd-25t1-4p-dimensions

アプリケーション

Main distribution boards and service entrance electrical panels.
First-stage 電気盤用サージ防護装置 in coordinated systems.
Industrial and commercial facilities exposed to lightning surges.

よくあるご質問

Where should KYSPD-25T1-4P be installed?

It should be installed at the service entrance or electrical panel as the first-stage 電気盤用サージ防護装置.

What is the impulse discharge current rating?

これは 電気盤用サージ防護装置 can handle Iimp 25 kA per pole (10/350 μs).

Does it support multiple earthing systems?

Yes, it is suitable for TN-S, TN-C, and TT systems.

Can the cartridge be replaced?

Yes, the pluggable module allows quick replacement for maintenance.

Is remote signaling available?

Optional RC contacts provide remote status indication for this 電気盤用サージ防護装置.

どのような規格に準拠しているのか？

IEC/EN 61643-11 for surge protective devices.

お見積もり · Related: AC MCB, 手動トランスファースイッチ

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電盤用サージ防護デバイス KYSPD-25T1-4P｜Kuangya

主な特徴