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Tomzn 63A Adjustable Voltage Protection Relay with Energy Meter1
Meter for ElectricityDIN Rail Adjustable RelayTomzn Relay
Zhejiang Tongzheng Electric Co., Ltd.
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Product DescriptionPlease enter the title hereThis product is a comprehensive electrical protection and monitoring device operating at a rated voltage range of 140 to 300 volts with compatibility for both 50 and 60 hertz power systems It features sophisticated under voltage protection adjustable from 140 to 210 volts defaulting to 170 volts and over voltage protection adjustable from 230 to 300 volts defaulting to 270 volts with both protection functions capable of being disabled according to user requirements The unit also provides over current protection with a wide adjustment range from 1 to 63 amps typically set at 40 amps by defaultThe device incorporates multiple measurement capabilities including a precise voltage meter ammeter and energy meter that tracks cumulative power consumption in kilowatt hours The kWh reading can be reset to zero by first pressing the set button to enter setting mode then pressing and holding the power button until the display clearsA significant feature is the automatic reconnect function with delay time adjustable from 1 to 500 seconds defaulting to 30 seconds after fault conditions are cleared The unit maintains memory functionality preserving kWh data and all protection settings including over voltage under voltage and over current values even during power outagesVisual indicators include a flashing V LED to signal over or under voltage protection activation and a flashing A LED to indicate over current protection status providing clear fault diagnosis for users This combination of features makes the device an ideal solution for comprehensive electrical system protection and energy monitoring in various applications
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