Product characteristics:
| Specification | BR-7M 150 2P | BR-7M 275 2P | BR-7M 320 2P | |
| SPD classification according to EN61643-11 | Type 1 + Type 2 | Type 1 + Type 2 | Type 1 + Type 2 | |
| SPD classification according to IEC61643-11 | Class I + Class II | Class I + Class II | Class I + Class II | |
| Max. continuous operating a.c. voltage | Uc | 150V(50/60Hz) | 275V(50/60Hz) | 320V(50/60Hz) |
| Lightning impulse current (10/350μs) | Iimp | 7kA | 7kA | 7kA |
| Nominal discharge current (8/20μs) | In | 25kA | 25kA | 25kA |
| Max. discharge current (8/20μs) | Imax | 60kA | 60kA | 60kA |
| Specific energy | W/R | 12.25kJ/Ω | 12.25kJ/Ω | 12.25kJ/Ω |
| Voltage protection level | Up | ≤0.8kV | ≤1.3kV | ≤1.5kV |
| Short-circuit current rating a.c. | Isccr | 25kA rms | 25kA rms | 25kA rms |
| Max. backup fuse | 125A gG | 125A gG | 125A gG | |
| Temporary overvoltage TOV-withstand | UT(L-N) | 175V/5sec. | 335V/5sec. | 350V/5sec. |
| Temporary overvoltage TOV-safe failure | UT(L-N) | 250V/120min. | 440V/120min. | 550V/120min. |
| Response time | tA | ≤25ns | ≤25ns | ≤25ns |
| Operating temperature range | Tu | -40℃-80℃ | -40℃-80℃ | -40℃-80℃ |
| Cross-section area (Min.) | 4mm² | 4mm² | 4mm² | |
| Cross-section area (Max.) | 35mm² | 35mm² | 35mm² | |
| For mounting on | 35mm Din rail | |||
| Enclosure material | Thermoplastic UL94-V0 | |||
| Degree of protection | IP20 | IP20 | IP20 | |
| Order Code | B17312 | B17314 | B17316 | |
| Order Code (With remote signaling) | B17313 | B17315 | B17317 | |
Features:
BR-7M high energy modular SPD is designed according to IEC standard.
This model designed in modular with excellent airtight property.
It is with 35mm din rail, which make it easy for installation.
Application:
It could be installed in 275V/320V AC power system.
This product is especially suitable for application in the A grade Lightning Protection in high risk area of lightning strike.
Installation:
The protector is installed with standard 35mm track.
The protector is connected by 4 ~ 35mm copper wire.
No need to adjust after the protector is installed as required.
During operation, regularly check whether the module is red; replace the failed component in time.
Further information or a personal consultation? Our products and know-how are there to provide solutions.
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