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240V Surge Protection Device KYSPD-25T1-3+1 | Kuangya
Four-pole 240v surge protection device (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.
Caratteristiche principali
- 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 surge protection device.
- 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.
Specifiche tecniche
| Parametro | Valore |
|---|---|
| Product Code | KYSPD-25T1-3+1 |
| Category | 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 |
| Nominal Discharge Current (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 |
| Voltage Protection Level (Up) | ~1.6–2.0 kV |
| Tempo di risposta | < 25 ns |
| Short-Circuit Current Rating (ISCCR) | 50 kA |
| Backup Fuse (max) | 315 A gL/gG |
| Temperatura di esercizio | -40 °C … +70 °C |
| Montaggio | 35 mm DIN rail (EN 60715) |
| Enclosure | Thermoplastic, UL94 V-0 |
| Protection Degree | IP20 (built-in) |
| Remote Signaling | Optional RC contacts |
| Standard | IEC 61643-11 / EN 61643-11 |
This 240v surge protection device is recommended for TN-S and TT earthing systems, delivering reliable first-stage lightning current handling.
Cablaggio e dimensioni
- Connection diagram: kyspd-25t1-3+1-connection
- Dimensions: kyspd-25t1-3+1-dimensions
Applicazioni
- Service entrance protection for low-voltage panels.
- First-stage 240v surge protection device 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 surge protection device.
What is the impulse discharge current rating?
Il 240v surge protection device 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 surge protection device easy to service.
Does it support remote monitoring?
Sì, sono disponibili terminali RC opzionali per la segnalazione a distanza.
What standards does it comply with?
IEC/EN 61643-11 for AC surge protective devices.
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