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Type 1+2 Surge Protection Device 4P KYSPD-7T1+2-4P | Kuangya
Four-pole type 1+2 surge protection device 4P for 230/400 V AC panels.
Iimp 7 kA (10/350 μs) per pole; In 20 kA; Imax 40 kA.
Compact pluggable design with thermal disconnector, LED indicator, optional RC remote signaling.
Key Features
- Class I + Class II per IEC/EN 61643-11.
- Four-pole structure for three-phase plus neutral protection.
- Iimp 7 kA per pole (10/350 μs); In 20 kA; Imax 40 kA.
- Nominal system voltage: 230/400 V AC; Uc: 275 V AC.
- Voltage protection level (Up): ≤ 1.5 kV.
- Response time < 25 ns.
- Pluggable cartridge with thermal disconnector and visual indicator.
- Optional RC contacts for remote monitoring.
- Housing UL94 V-0 thermoplastic; IP20 built-in; DIN 35 mm rail mount.
- Reliable type 1+2 surge protection device 4P for lightning-prone systems.
Specifications
| Parameter | Value |
|---|---|
| Product Code | KYSPD-7T1+2-4P |
| Category | Type 1+2 Surge Protection Device 4P |
| Nominal System Voltage | 230/400 V AC |
| Max. Continuous Operating Voltage (Uc) | 275 V AC |
| Impulse Discharge Current (Iimp, 10/350 μs) | 7 kA per pole |
| Nominal Discharge Current (In, 8/20 μs) | 20 kA |
| Max. Discharge Current (Imax, 8/20 μs) | 40 kA |
| Voltage Protection Level (Up) | ≤ 1.5 kV |
| Response Time | < 25 ns |
| Backup Fuse (max) | 125 A gL/gG |
| Short-Circuit Current Rating (ISCCR) | 25 kA |
| Operating Temperature | -40 °C … +70 °C |
| Mounting | 35 mm DIN rail (EN 60715) |
| Housing | Thermoplastic UL94 V-0 |
| Protection Degree | IP20 (built-in) |
| Remote Signaling | Optional RC contacts |
| Standards | IEC/EN 61643-11 |
This type 1+2 surge protection device 4P provides coordinated lightning and surge protection for three-phase electrical systems with neutral.
Wiring & Dimensions
- Connection diagram: kyspd-7t1+2-4p-connection
- Dimensions: kyspd-7t1+2-4p-dimensions
Applications
- Main distribution boards and service entrances in industrial and commercial systems.
- First- and second-stage type 1+2 surge protection device 4P for coordinated SPD systems.
- Electrical panels in lightning-prone regions requiring robust protection.
FAQ
Where should KYSPD-7T1+2-4P be installed?
It should be installed in main distribution boards as a type 1+2 surge protection device 4P.
What surges does it protect against?
This type 1+2 surge protection device 4P protects against lightning currents and transient switching surges.
Can it be used in commercial systems?
Yes, it is a reliable type 1+2 surge protection device 4P for commercial and industrial panels.
Does it support remote monitoring?
Yes, optional RC contacts are available for remote monitoring of the type 1+2 surge protection device 4P.
What standards does it meet?
IEC/EN 61643-11 for AC surge protective devices.
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