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Dispositivo de protección contra sobretensiones de tipo 1 KYSPD-25T1-2P | Kuangya
Two-pole dispositivo de protección contra sobretensiones de tipo 1 for service entrance, tested to IEC/EN 61643-11.
Handles Iimp 25 kA (10/350 μs) per pole, In 25 kA, Imax 100 kA; Uo/Un 230/400 V AC; Uc 320/385/440 V.
Pluggable cartridge with visual status indicator, DIN-rail mounting, optional RC remote signaling.
Características principales
- Class I / Type 1 according to IEC/EN 61643-11; suitable for LPZ 0→1 boundary.
- Two-pole design; Iimp 25 kA (10/350 μs) per pole; In 25 kA; Imax 100 kA.
- Nominal system voltage Uo/Un: 230/400 V AC; Max. continuous operating voltage (Uc): 320 / 385 / 440 V AC.
- Voltage protection level (Up): typically 1.6–2.0 kV depending on variant.
- Response time < 25 ns; thermal disconnector with green/red indicator window.
- Pluggable replaceable module; optional RC remote signaling contacts.
- Housing: UL94 V-0 thermoplastic; IP20 built-in; DIN 35 mm rail mount (EN 60715).
- Compatible with TN-S, TN-C, and TT earthing systems.
- Reliable first stage dispositivo de protección contra sobretensiones de tipo 1 for coordinated SPD systems.
Especificaciones
| Parámetro | Value |
|---|---|
| Código del producto | KYSPD-25T1-2P |
| Categoría | Type 1 / Class I SPD |
| Nominal System Voltage (Uo/Un) | 230 / 400 V AC |
| Max. Continuous Operating Voltage (Uc) | 320 / 385 / 440 V AC |
| Corriente nominal de descarga (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 |
| Nivel de protección de tensión (arriba) | ~1.6–2.0 kV |
| Tiempo de respuesta | < 25 ns |
| Follow Current Interrupt Rating | 100 A RMS |
| Corriente nominal de cortocircuito (ISCCR) | 50 kA |
| Backup Fuse (max) | 315 A gL/gG |
| Temperatura de funcionamiento | -40 °C … +70 °C |
| Montaje | 35 mm DIN rail (EN 60715) |
| Enclosure | Thermoplastic, UL94 V-0 |
| Protection Degree | IP20 (built-in) |
| Remote Signaling | Optional RC contacts |
| Normas | IEC 61643-11 / EN 61643-11 |
Cableado y dimensiones
- Connection diagram: kyspd-25t1-2p-connection
- Dimensions: kyspd-25t1-2p-dimensions
Aplicaciones
- Service entrance / main distribution boards (LPZ 0→1).
- Industrial and commercial facilities exposed to lightning surges.
- First-stage dispositivo de protección contra sobretensiones de tipo 1 in coordinated protection with downstream SPDs.
PREGUNTAS FRECUENTES
Where should KYSPD-25T1-2P be installed?
At the service entrance or main distribution board, as the first stage of protection.
Does it support different earthing systems?
Yes, TN-S, TN-C, and TT systems are supported with correct wiring.
What backup fuse is required?
A maximum 315 A gL/gG fuse is recommended.
How do I replace the module?
The cartridge is pluggable. Isolate power, remove the old module, insert the new one, and restore power.
Is remote monitoring available?
Yes, optional RC terminals provide remote status signaling.
What is the ISCCR rating?
The device withstands up to 50 kA short-circuit current.
What happens if the module fails?
The thermal disconnector trips and the status indicator turns red.
What standards apply?
IEC/EN 61643-11 for low-voltage surge protective devices.
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