Product characteristics:
| Specification | BR275-20DP 1+1 | BR320-20DP 1+1 | |
| SPD classification according to EN61643-11 | Type 3 | Type 3 | |
| SPD classification according to IEC61643-11 | Class III | Class III | |
| Max. continuous operating a.c. voltage | Uc | 275V | 320V |
| Nominal discharge current (8/20μs) | In | 10kA | 10kA |
| Max. discharge current (8/20μs) | Imax | 20kA | 20kA |
| Combined impulse | Uoc | 10kV | 10kV |
| Voltage protection level | Up | ≤1200V | ≤1200V |
| Response time | tA | ≤25ns/≤100ns | ≤25ns/≤100ns |
| Operating temperature range | Tu | -40℃-80℃ | -40℃-80℃ |
| Operating state / fault indication | green / red | green / red | |
| Cross-section area (Min.) | 2.5mm² | 2.5mm² | |
| Cross-section area (Max.) | 16mm² | 16mm² | |
| For mounting on | 35mm Din rail | 35mm Din rail | |
| Enclosure material | Thermoplastic UL94-V0 | ||
| Degree of protection | IP20 | IP20 | |
| Order code | B18347 | B6402 | |
| Order code (with remote signal) | B18348 | B6403 | |
Features:
2 poles in one modular.
Patent design with thermal disconnection tripping device.
High performance varistor with thermal disconnection tripping device.
BR-20DP 1+1 surge arrester is suitable for single-phase TN system.
Application:
Used for protection of sensitive equipment, such as home appliances, and sensitive medical equipment.
Ideally suited for use in the main distribution board of the low-voltage consumer’s installation of a building.
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