The Suntree AC SPD 4-Pole surge protection device is engineered to safeguard low-voltage AC power systems from transient overvoltages caused by lightning strikes or switching operations. Designed for use in TT, TN-S, TN-C, IT, and TN-C-S power supply systems operating at 50/60Hz, this device is ideal for residential, commercial, and industrial applications.
Key Features:
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Rated Operating Voltage (Un): 230V/275V~
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Maximum Continuous Operating Voltage (Uc): 275V/385V/420V AC
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Voltage Protection Level (Up): ≤2.5 kV
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Nominal Discharge Current (In): Up to 40kA
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Maximum Discharge Current (Imax): Up to 60kA
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Response Time: ≤25 ns
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Operating Temperature Range: -40°C to +85°C
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Installation: 35mm DIN rail mounting
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Enclosure Material: Flame-retardant nylon
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Compliance: IEC 61643-1, GB 18802.1 standards
Applications:
Benefits:
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Quick response to transient overvoltages
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High discharge capacity for enhanced protection
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Easy installation and maintenance
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Durable construction for long-term reliability
