Type 2 SPD is used in branch applications that can withstand lightning currents, such as distribution boxes, machine room distribution boxes, etc.
Type 2 Surge Protective Device
Specification:
- Nominal voltage Un: 60V 120V 230V 400V
- Max. continuous operating voltage Uc: 75V 150V 275V 320V 385V 440V
- Type 2 / Class Ⅱ/ Class C
- Nominal discharge current (8/20 μs) In = 20kA @ Type 2
- Maximum discharge current (8/20 μs) Imax = 40kA @ Type 2
- Protective elements: Metal Oxide Varistor (MOV), Gas Discharge Tube (GDT)
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SPD Application Scenarios & Selection Guide
AC Type 2 SPD
Application:
Sub-distribution boards and secondary panels in residential, commercial, and industrial systems
Power protection for lighting, HVAC, office, and automation equipment
Recommended as the main protection in buildings without external LPS
Selection Guide:
Install at sub-distribution boards
Choose In 5–20kA, Imax 40kA depending on environment
Nominal voltage: 230/400V AC
Provides secondary protection after Type 1 SPD
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