Product characteristics:
Specification | BR-25GR 150 1P | BR-25GR 275 1P | BR-25GR 320 1P | |
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 | B17126 | B17139 | B17152 | |
Order Code (With remote signaling) | B17127 | B17140 | B17153 |
Features:
BR-25GR 1P can be assembed to form 2P, 3P and 4P. BR-25GR 1P assembled with BR-50NPE can form BR-25GR 1P+N and if assembled with BR-100NPE can form BR-25GR 3P+N.
High energy surge protection.
Failure detection indicator.
Maximum continuous operating voltage Uc: 150VAC, 275VAC, 320VAC.
Impact current limp(10/350μs) : 25kA
Nominal discharge current In(8/20μs): 25kA
Protection level Up: 2.0kV
Flame retardant plastic are adopted.
Standard modular installation.
Easy installation, directly installed in the standard 35mm rail profiles.
Use:
Suitable for maximum protection of sensitive devices in harsh environments.
It is used at the interface of LPZOA or LPZOB and LPZ1.
It is mainly used for the first stage of surge protection in AC distribution system.
Used to protect electrical and electronic equipment from induced voltages, operating transients and overvoltages.
Widely used in communication equipment, traffic, industrial control and other fields of power protection.