Type 3 SPD Surge Protector 10kA Three Phase DIN Rail Mount 24V-275V AC Voltage Range
Class III Type 3 Surge Protective Devices with 10kA MOV technology provide comprehensive protection for three-phase electrical systems against transient overvoltages caused by lightning strikes and switching operations.
- Type 3 SPD classification for terminal equipment protection
- 10kA maximum discharge current capacity
- Fast response time of ≤25ns for immediate protection
- DIN rail mounting for easy installation
- Remote indication capability for monitoring
- Wide operating temperature range: -40℃ to 80℃
- IP20 protection rating for environmental safety
| Parameter | BR30-10DP 3+1 | BR75-10DP 3+1 | BR150-10DP 3+1 | BR275-10DP 3+1 |
|---|---|---|---|---|
| SPD Classification (EN61643-11) | Type 3 | Type 3 | Type 3 | Type 3 |
| SPD Classification (IEC61643-11) | Class III | Class III | Class III | Class III |
| Nominal AC Voltage (Un) | 24V | 60V | 120V | 230V |
| Max Continuous Operating AC Voltage (Uc) | 30V | 75V | 150V | 275V |
| Max Continuous Operating DC Voltage (Uc) | 38V | 100V | 190V | 300V |
| Nominal Discharge Current (8/20μs) | 5kA | 5kA | 5kA | 5kA |
| Combined Impulse Voltage (Uoc) | 10kV | 10kV | 10kV | 10kV |
| Voltage Protection Level (Up) | ≤200V | ≤500V | ≤700V | ≤1100V |
| Response Time (tA) | ≤25ns | ≤25ns | ≤25ns | ≤25ns |
| Operating Temperature Range | -40℃ to 80℃ | -40℃ to 80℃ | -40℃ to 80℃ | -40℃ to 80℃ |
| Wire Cross-section (Min/Max) | 2.5mm² / 16mm² | 2.5mm² / 16mm² | 2.5mm² / 16mm² | 2.5mm² / 16mm² |
- Extremely low protection voltage level suitable for sensitive terminal equipment
- Optional remote indication facility for monitoring
- High 10kA maximum discharge current rating
- DIN rail mounting for easy installation
- Common and differential mode protection
Type 3 SPDs are designed for installation in final circuits or directly at equipment locations to provide local protection against switching overvoltages. These devices must be installed as supplements to Type 2 SPDs in close proximity to sensitive electrical loads.
Wenzhou Britec Electric Co., Ltd. is a specialized export enterprise established in 2003, located in Yueqing City, Zhejiang Province, China, with 17 years of professional experience in manufacturing electrical surge protection products.
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