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JLD AC Surge protection device series(SPD)
JLD Series T2 surge protective device is suitable for power distribution and controlling system under the circuit of AC50Hz/60Hz, rated voltage 230/400V. It is used to protect all of the electrical equipment in the power system from lightning and against transient over voltage, release surge power to the ground so that protect circuits and equipment. In compliance with IEC/EN61643‑11.
Application
JLD Series T2 surge protective device is suitable for power distribution and controlling system under the circuit of AC50Hz/60Hz, rated voltage 230/400V. It is used to protect all of the electrical equipment in the power system from lightning and against transient over voltage, release surge power to the ground so that protect circuits and equipment. In compliance with IEC/EN61643‑11.
- Status indicator
- Low residual, short response time
- Thermal disconnect device.
- Core components are strictly screened, stable performance and reliable operation.
- Using the latest arc extinguishing technology to avoid fire completely
- Module is designed and installed conveniently and can be replaced directly.
Technical Data
| Model | JLD‑40 | JLD‑80 | JLD‑120 |
|---|---|---|---|
| Nominal voltage Un(VAC.) | 385V | ||
| Max.continuous operating voltage Uc(VAC) | 385V | ||
| Nominal discharge current ln(8/20μs) | 20KA | 40KA | 60KA |
| Max.discharge current lmax(8/20μs) | 40KA | 80KA | 120KA |
| Voltage protection level Up | ≤1.8kV | ≤2.4kV | ≤2.5kV |
| SPD Type | T2 | ||
| AC system | TN | ||
| Pole | 1P, 2P, 3P, 4P | ||
| Protection mode(s) | L/PE | ||
| Technology | MOV(Metal Oxide Varistors) | ||
| Plugable | Yes | ||
| Mounting | 35mm DIN rail | ||
| Housing material | PA66(nylon),flame retardant | ||
| Operating temperature | -40℃ to 70℃ | ||
| Pemissible operating humidity | 5%...95% | ||
| Altitude | ≤3000m | ||
| Protection rating | IP20(built‑in) | ||
| Operating state/fault indication | Green/Red | ||
| Remote Signaling | Optional | ||
| Standdards compliance | IEC 61643‑11/EN 61643‑11 | ||



