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Part Name
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System Voltage
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AC
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3AC
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3(N)AC
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DC
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Functions
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Undervoltage
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Overvoltage
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Undervoltage / Overvoltage
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Asymmetry / Phase Fail
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Phase Seq./Freq.
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Preset Function
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Password Protection
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History Memory
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Supply Voltage
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Range of US
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Measuring Circuit
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Nominal Sys. Voltage UN
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Response Values
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Rated Frequency
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Asymmetry
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Hysteresis
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Operating Time
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Energy Backup
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Response Delay
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Startup Delay
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Operation: LEDs
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Power LED
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Alarm LED
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Alarm LED (Undervoltage)
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Alarm LED (Overvoltage)
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Operation: Switches
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Undervoltage / Overvoltage
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AC/DC switches
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Buttons
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Operation: Potentiometers
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LCD Screen
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Voltage
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Undervoltage
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Overvoltage
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Response Delay
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Hysteresis
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Switching Elements
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Number
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Operating Mode
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Enclosure
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Dimensions
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Accessories
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Datasheet
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VME420
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Yes
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No
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No
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Yes
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Yes
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Yes
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And
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No
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Yes
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Yes
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Yes
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Yes
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DC 96 - 94 V, AC 16 - 72 V, AC/DC 70 - 300 V
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AC/DC 0 - 300 V True RMS
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AC/DC 6 - 300 V
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DC, AC 15 - 460 Hz
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No
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1 - 40%
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AC <= 70 ms, DC <= 130 ms
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No
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0 - 99 s
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0 - 99 s
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Yes
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Yes
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Yes (& Frequency)
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Yes (& Frequency)
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No
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No
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TEST, RESET, MENU
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Yes
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No
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No
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No
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No
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No
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2 SPDT contacts
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N/D or N/E operation
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90 x 36 x 70.5 mm
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Mounting Clip
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