3-40.5kV Live Voltage Indicating System for Cubicles—DXN3-T


VPIS for M.V. cubicles switchgear
DXN series of voltage presence indicating system (VPIS) indicates the voltage presence on M.V. cubicles by being installed on the capacitive dividers.



Product Features

  • 3-phase live-voltage indicating system
  • Can work with phase comparator for phase checking
  • Wide-range 3kV- 40.5kV
  • Working frequency 50/60Hz
  • Threshold values for voltage presence indication: U>0.40 x Unmin
  • Threshold values for voltage absence indication: U<0.15 x Unmax
  • Divider capacitance 8pF or be specified by buyer
  • Temperature range -25°C to +40°C
  • Insulation strength: AC 2kV, 1min
  • Product dimensions (W×H×D) 130x30x55mm



Technical Parameter

Executive Standard DL/T538-2006
Working Frequency 50Hz/60Hz
Nominal Voltage 3-3.6kV
Divider Capacitance 8pF,or customized by buyers
Threshold Values for Voltage Presence Indication U>0.40 x Unmin
Threshold Values for Voltage Absence Indication U<0.10 x Unmax
Working Temperature -25℃ – +40℃
Working Humidity <95%
Insulation Strength 2kV,1min
Protection Level IP20
Overall Dimension (WxHxD) 130x30x55 mm
Mounting Dimension (WxHxD) 105x25x52 mm





Marks Definitions
  Earth Terminal
L3 HV Phase L3, the input terminal for coupling signals
L2 HV Phase L2, the input terminal for coupling signals
L1 HV Phase L1, the input terminal for coupling signals


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