The BR-12.5M is a Type 1+2 Surge Protective Device (Class I+II) compliant with EN 61643-11 and IEC 61643-1 standards. Featuring high-performance varistors for rapid response time and low protection level without line follow current, this complete device consists of a base part and pluggable module.
| Parameter | BR-12.5M-275 3+1 |
|---|---|
| SPD classification (EN 61643-11) | Type 1 + Type 2 |
| SPD classification (IEC 61643-11) | Class I + Class II |
| Max. continuous operating a.c. voltage Uc | 275V/255V |
| Lightning impulse current (10/350μs) Iimp | 12.5kA/50kA |
| Nominal discharge current (8/20μs) (L-N / N-PE) In | 25kA / 50kA |
| Max. discharge current (8/20μs) (L-N / N-PE) Imax | 60kA / 100kA |
| Voltage protection level (L-N / N-PE) Up | ≤1.3kV / ≤1.5kV |
| Voltage protection level 5kA (L-N / N-PE) Up | ≤1.0kV / ≤1.5kV |
| Max. backup fuse | 160A gG |
| Response time (L-N / N-PE) tA | ≤25ns / ≤100ns |
| Operating temperature range Tu | -40℃ to +80℃ |
| Operating state / fault indication | green / red |
| Cross-section area (Min.) | 4mm² |
| Cross-section area (Max.) | 35mm² |
| For mounting on | 35mm Din rail |
| Protection degree | IP20 |
| Enclosure material | Thermoplastic UL94-V0 |
Wenzhou Britec Electric Co., Ltd. has been committed to low voltage surge arrester products' designing, R&D, manufacturing and marketing for 22 years. Britec factory locates in Wenzhou, Zhejiang, China. We own well-trained workers, rich experience production and R&D engineers. With qualified raw materials and components, all products are manufactured to defined specifications, applying ISO9001 quality control system and in compliance with relevant international approvals, such as CE, CB, TUV. Our team can develop and test new products to meet variable markets' tailored demands. Britec branded and OEM/ODM products are widely served for residential, commercial and industrial applications in 50+ countries and districts.