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Premium Quality Industrial Sensor Component PU II 1 280V 20KA 40KA

Weidmüller PU II 1 280V surge protective device is a single-pole Type II modular SPD for 230V AC single-phase low voltage power distribution systems.

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Specifications Model: PU II 1 280V 20kA / 40kA Brand: Weidmüller Protection Type: Type II Surge Protective Device (T2 SPD) Number of Poles: 1P Max Continuous Operating Voltage Uc: 280 V AC Nominal Discharge Current In (8/20μs): 20 kA Maximum Discharge Current Imax (8/20μs): 40 kA Voltage Protection Level Up: ≤ 1.5 kV Response Time: ≤ 25 ns Leakage Current: ＜ 100 μA Temporary Overvoltage Withstand TOV: 438 V Short-Circuit Current Rating ISCCR: 25 kAeff Recommended Backup Fuse: Max 125 A gL/gG Compliance Standards: IEC 61643-11, EN 61643-11, CE, RoHS Certified 3. Mechanical & Environmental Parameters Mounting: Standard TS35 DIN rail mounting Module Width: 17.8 mm (1TE) Connection Type: Screw terminal, applicable wire: 0.25 ~ 35 mm² Protection Degree: IP20 (for indoor cabinet installation) Operating Temperature: -40 ℃ ~ +80 ℃ Storage Temperature: -40 ℃ ~ +85 ℃ Relative Humidity: 5% ~ 95% non-condensing Status Indicator: Green for normal operation, red for fault requiring module replacement Flammability Class: UL94 V-0 Applicable Grid: Single-phase 230V AC low voltage power supply system