| Parameter | BR-70 150 1P | BR-70 275 1P | BR-70 320 1P | BR-70 385 1P |
|---|---|---|---|---|
| EN61643-11 Classification | Type 2 | Type 2 | Type 2 | Type 2 |
| IEC61643-11 Classification | Class II | Class II | Class II | Class II |
| Max. Continuous Operating Voltage Uc | 150V | 275V | 320V | 385V |
| Nominal Discharge Current In (8/20μs) | 40kA | 40kA | 40kA | 40kA |
| Max. Discharge Current Imax (8/20μs) | 70kA | 70kA | 70kA | 70kA |
| Voltage Protection Level Up | ≤1.0kV | ≤1.7kV | ≤2.0kV | ≤2.3kV |
| Voltage Protection Level Up (5kA) | ≤0.5kV | ≤0.9kV | ≤1.1kV | ≤1.3kV |
| Max. Backup Fuse | 200A gG | 200A gG | 200A gG | 200A gG |
| Response Time tA | ≤25ns | ≤25ns | ≤25ns | ≤25ns |
| Operating Temperature Range | -40℃ to +80℃ | -40℃ to +80℃ | -40℃ to +80℃ | -40℃ to +80℃ |
| Operating State / Fault Indication | green / red | green / red | green / red | green / red |
| Cross-section Area (Min.) | 4mm² | 4mm² | 4mm² | 4mm² |
| Cross-section Area (Max.) | 35mm² | 35mm² | 35mm² | 35mm² |
| Mounting | 35mm DIN rail | |||
| Enclosure Material | Thermoplastic UL94-V0 | |||
| Degree of Protection | IP20 | IP20 | IP20 | IP20 |
| Order Code | B8284 | B8286 | B8288 | B8290 |
| Order Code (With remote signaling) | B8285 | B8287 | B8289 | B8291 |
This surge protection device is designed for:
Wenzhou Britec Electric Co., Ltd, based in Yueqing, Zhejiang, specializes in manufacturing a comprehensive range of SPDs including AC surge protection, DC power surge protectors, data surge protective devices, and LED surge arresters. With extensive experience serving thousands of customers worldwide, particularly in Europe and Asia, we have established an excellent reputation for quality and reliability in the electrical protection industry.
For optimal performance, the voltage surge protector must be installed: