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Type 3 Surge Protective Device
Specification:
- Nominal voltage Un: 24V 48V 60V 120V 230V
- Max. continuous operating voltage Uc: 30V 60V 75V 150V 255V
- Type 3 / Class III / Class D
- Open-circuit voltage (1.2/50 μs) Uoc = 2 kV @ Type 3
- Nominal discharge current (8/20 μs) = 1 kA @ Type 2
- Load current IL = 25 A
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SPD Application Scenarios & Selection Guide
AC Type 3 SPD
Application:
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End-user equipment protection: computers, TVs, routers, and control systems
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For equipment with built-in surge resistance but needing fine protection
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Often used together with Type 2 SPD
Selection Guide:
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Install near the device outlet
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Choose Up ≤ 1.2kV
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Typically used as the final level of protection
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