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240V Surge Protection Device KYSPD-25T1-3+1 | Kuangya
Four-pole 240v Überspannungsschutzgerät (3+1) design for TN-S and TT systems.
Withstands Iimp 25 kA (10/350 μs) per pole, In 25 kA, Imax 100 kA.
Pluggable cartridge with indicator window; optional RC contacts; DIN rail mount.
Wesentliche Merkmale
- Complies with IEC/EN 61643-11, Class I / Type 1.
- 3+1 configuration: three phases plus neutral-to-earth protection.
- Iimp 25 kA (10/350 μs) per pole; In 25 kA; Imax 100 kA.
- Nominal system voltage Uo/Un: 230/400 V AC; suitable as a 240v Überspannungsschutzgerät.
- Uc options: 320 / 385 / 440 V AC; voltage protection level (Up): ~1.6–2.0 kV.
- Response time < 25 ns.
- Pluggable replaceable cartridge with thermal disconnector and visual indicator.
- Optional RC contacts for remote signaling.
- Housing UL94 V-0 thermoplastic; IP20 built-in; DIN 35 mm rail mounting.
Spezifikationen
| Parameter | Value |
|---|---|
| Produkt-Code | KYSPD-25T1-3+1 |
| Kategorie | 240V Surge Protection Device (Type 1 / Class I) |
| Nominal System Voltage (Uo/Un) | 230 / 400 V AC |
| Max. Continuous Operating Voltage (Uc) | 320 / 385 / 440 V AC |
| Nenn-Entladestrom (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 |
| Spannungsschutzstufe (Up) | ~1.6–2.0 kV |
| Reaktionszeit | < 25 ns |
| Kurzschlussstrom-Bewertung (ISCCR) | 50 kA |
| Backup Fuse (max) | 315 A gL/gG |
| Betriebstemperatur | -40 °C … +70 °C |
| Montage | 35 mm DIN rail (EN 60715) |
| Gehege | Thermoplastic, UL94 V-0 |
| Protection Degree | IP20 (built-in) |
| Remote Signaling | Optional RC contacts |
| Normen | IEC 61643-11 / EN 61643-11 |
This 240v Überspannungsschutzgerät is recommended for TN-S and TT earthing systems, delivering reliable first-stage lightning current handling.
Verdrahtung & Abmessungen
- Connection diagram: kyspd-25t1-3+1-connection
- Dimensions: kyspd-25t1-3+1-dimensions
Anwendungen
- Service entrance protection for low-voltage panels.
- First-stage 240v Überspannungsschutzgerät in coordinated systems with Type 2 and Type 3 SPDs.
- Commercial and industrial electrical panels requiring robust lightning protection.
FAQ
Where should KYSPD-25T1-3+1 be installed?
It should be installed at the service entrance or main panel as a 240v Überspannungsschutzgerät.
What is the impulse discharge current rating?
Die 240v Überspannungsschutzgerät withstands Iimp 25 kA per pole (10/350 μs).
Can this device be used in TT systems?
Yes, the 3+1 design makes it suitable for TT as well as TN-S systems.
How can the module be replaced?
The pluggable cartridge design makes this 240v Überspannungsschutzgerät easy to service.
Does it support remote monitoring?
Ja, es sind optionale RC-Klemmen für die Fernsignalisierung erhältlich.
What standards does it comply with?
IEC/EN 61643-11 for AC surge protective devices.
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