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- Weidmueller VPU AC II US 1 400/50
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The VPU AC II US 1 400/50 is a voltage protection unit for AC systems. "II" indicates Class II surge protection, and "US" suggests it is designed to meet U.S. standards or for use in the U.S. market. "1+1" refers to protection for one phase plus neutral or a similar configuration. "R" denotes a reset function. "277" represents the voltage rating, and "50" signifies the current rating. This unit provides reliable protection against voltage surges and fluctuations, specifically for single-phase systems with neutral, making it suitable for industrial, commercial, or residential applications.
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