Product characteristics:
Specification | BR-40 150 2P | BR-40 275 2P | BR-40 320 2P | BR-40 385 2P | BR-40 440 2P | |
SPD classification according to EN61643-11 | Type 2 | Type 2 | Type 2 | Type 2 | Type 2 | |
SPD classification according to IEC61643-11 | Class II | Class II | Class II | Class II | Class II | |
Max. continuous operating a.c. voltage | Uc | 150V | 275V | 320V | 385V | 440V |
Nominal discharge current (8/20μs) | In | 20kA | 20kA | 20kA | 20kA | 20kA |
Max. discharge current (8/20μs) | Imax | 40kA | 40kA | 40kA | 40kA | 40kA |
Voltage protection level | Up | ≤0.8kV | ≤1.3kV | ≤1.5kV | ≤1.8kV | ≤2.0kV |
Voltage protection level 5kA | Up | ≤0.6kV | ≤1kV | ≤1.2kV | ≤1.4kV | ≤1.6kV |
Max. backup fuse | 125A gG | 125A gG | 125A gG | 125A gG | 125A gG | |
Short-circuit withstand capacity | Isccr | 25kA | 25kA | 25kA | 25kA | 25kA |
Temporary overvoltage TOV-withstand | UT | 175V/5sec. | 335V/5sec. | 350V/5sec. | 550V/5sec. | 580V/5sec. |
Temporary overvoltage TOV-safe failure | UT | 250V/120min. | 440V/120min. | 550V/120min. | 660V/120min. | 770V/120min. |
Response time | tA | ≤25ns | ≤25ns | ≤25ns | ≤25ns | ≤25ns |
Operating temperature range | Tu | -40℃-80℃ | -40℃-80℃ | -40℃-80℃ | -40℃-80℃ | -40℃-80℃ |
Operating state/fault indication | green/red | green/red | green/red | green/red | green/red | |
Cross-section area (Min.) | 4mm² | 4mm² | 4mm² | 4mm² | 4mm² | |
Cross-section area (Max.) | 35mm² | 35mm² | 35mm² | 35mm² | 35mm² | |
For mounting on | 35mm Din rail | |||||
Enclosure material | Thermoplastic UL94-V0 | |||||
Degree of protection | IP20 | IP20 | IP20 | IP20 | IP20 | |
Order Code | B18201 | B18203 | B18205 | B18207 | B18209 | |
Order Code (With remote signaling) | B18202 | B18204 | B18206 | B18208 | B18210 |
Features:
DIN Rail Mounted Fitting, simple operation.
Type 2.
Flame retardant shell, fire proof, and safe to use.
Removable assembly, easy to plug and unplug.
Application:
BR275-40 series is designed and manufactured according to IEC61643-11 and GB18802.1 standards. The product has high lightning current discharge capacity, up to 40kA (8/20μs), which can prevent indirect lightning strikes and other surge current. This product can be mounted on a standard 35mm DIN rail mounting, it has high safety factor and long service life, it can be applied to single-phase power supply in the class II lightning protection of equipment and power system with high lightning risk.
Installation:
The line of surge arresters includes a full range of compact protectors for installation on DIN rail
Green tab, normal work status, Red tab, failure status, need to be replaced rapidly
Installation must be performed only by electrically skilled operator