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Type 2 Surge Protective Device KYSPD-12.5T1+2-2P | Kuangya
Two-pole type 2 surge protective device for 230/400 V AC distribution boards.
In 20 kA (8/20 μs), Imax 40 kA (8/20 μs), Uc 275 V AC; fast response and low Up.
Pluggable module with thermal disconnector, visual status window, optional RC signaling.
Key Features
- Two-pole configuration optimized as a type 2 surge protective device for 230/400 V AC systems.
- Nominal discharge current (In): 20 kA (8/20 μs); Max discharge (Imax): 40 kA (8/20 μs).
- Max continuous operating voltage (Uc): 275 V AC; low voltage protection level (Up) for better insulation coordination.
- Fast response time < 25 ns.
- Pluggable replaceable cartridge with thermal disconnector and green/red indicator window.
- Optional RC remote signaling contacts for panel monitoring.
- Thermoplastic housing UL94 V-0; IP20 built-in; DIN 35 mm rail mounting (EN 60715).
- Reliable mid-stage protection using a type 2 surge protective device in coordinated SPD systems.
Specifications
| Parameter | Value |
|---|---|
| Product Code | KYSPD-12.5T1+2-2P |
| Category | Type 2 Surge Protective Device (2P) |
| Nominal System Voltage (Uo/Un) | 230 / 400 V AC |
| Max. Continuous Operating Voltage (Uc) | 275 V AC |
| 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 (typ.) |
| 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) |
| Enclosure | Thermoplastic, UL94 V-0 |
| Protection Degree | IP20 (built-in) |
| Remote Signaling | Optional RC contacts |
| Standards | IEC/EN 61643-11 |
As a mid-stage type 2 surge protective device, this unit coordinates with upstream Type 1 and downstream Type 3 devices to achieve full protection.
Wiring & Dimensions
- Connection diagram: kyspd-12.5t1+2-2p-connection
- Dimensions: kyspd-12.5t1+2-2p-dimensions
Applications
- Residential and commercial distribution boards using a type 2 surge protective device.
- Coordinated protection between Type 1 and Type 3 stages in AC power systems.
- Panels supplying sensitive electronics and HVAC controls.
FAQ
Where is KYSPD-12.5T1+2-2P installed?
Install it in distribution panels as a mid-stage type 2 surge protective device, ideally downstream of a Type 1 SPD.
What discharge ratings does it provide?
This type 2 surge protective device provides In 20 kA and Imax 40 kA (8/20 μs).
Does it support remote monitoring?
Yes. Optional RC contacts allow remote status signaling of the type 2 surge protective device.
What standards does it meet?
IEC/EN 61643-11 for low-voltage surge protective devices.
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