Product characteristics:
| Specification | BR-25GR 150 2P | BR-25GR 275 2P | BR-25GR 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 | |
| Nominal operating voltage | Un | 120V(50/60Hz) | 230V(50/60Hz) | 250V(50/60Hz) |
| Max. continuous operating a.c. voltage | Uc | 150V(50/60Hz) | 275V(50/60Hz) | 320V(50/60Hz) |
| Lightning impulse current (10/350μs) | Iimp | 25kA | 25kA | 25kA |
| Nominal discharge current (8/20μs) | In | 25kA | 25kA | 25kA |
| Max. discharge current (8/20μs) | Imax | 100kA | 100kA | 100kA |
| Quantity of electric charge | Q | 12.5As | 12.5As | 12.5As |
| Specific energy | W/R | 156kJ/Ω | 156kJ/Ω | 156kJ/Ω |
| Voltage protection level | Up | ≤2.3kV | ≤2.3kV | ≤2.3kV |
| Short-circuit current rating a.c. | Isccr | 25kA rms | 25kA rms | 25kA rms |
| Max. backup fuse | 315A gG | 315A gG | 315A gG | |
| Temporary overvoltage TOV-withstand | UT | 250V/120min. | 440V/120min. | 550V/120min. |
| Response time | tA | ≤100ns | ≤100ns | ≤100ns |
| 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 | B17124 | B17137 | B17150 | |
| Order Code (With remote signaling) | B17125 | B17138 | B17151 | |
Features:
Endurable, sustains multiple strikes.
Protection class: Type 1+2, Class I +Class II.
BR-25GR 2P is suitable for TN system.
Maximum continuous operating voltage Uc 150VAC/ 275VAC/ 320VAC.
Combination: 4P, 3P, 2P, 1P, 1P+NPE, 3P+NPE.
Application:
Suitable for the Class 1.
The product is widely used in photovoltaic power stations, charging stations, residential buildings, mobile communication base stations, telecommunication rooms, industrial factories and mines and other total power supply systems, such as a variety of distribution stations, distribution rooms, distribution cabinets, AC and DC distribution panel, box transformer and other important and vulnerable to lightning strike equipment.
Widely used in mobile communication base stations, microwave communication bureaus/stations, telecommunication rooms, industrial mining, civil aviation, financial securities etc.
For various power distribution stations, power distribution rooms, power distribution cabinets, switch boxes etc.
Against surges on the electrical networks.
Installation:
It is suitable for LPZOA area or interface between LPZOB and LPZ1 area.
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