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:
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Sub-distribution boards and secondary panels in residential, commercial, and industrial systems
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Power protection for lighting, HVAC, office, and automation equipment
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Recommended as the main protection in buildings without external LPS
Selection Guide:
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Install at sub-distribution boards
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Choose In 5–20kA, Imax 40kA depending on environment
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Nominal voltage: 230/400V AC
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Provides secondary protection after Type 1 SPD
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