Feeder protection



PNVNSP

Digital Microcontroller based Numerical Voltage Protection Relay

Key Features

» IDMT & Definite time characteristics & Inst HIghset
» Negative phase sequence detection
» High Pickup/drop off ratio
» Modular Integrated draw out system
» Nonvolatile memory for data retention
» Wide range of system voltages
» High speed feature for under voltages and over voltages
» 2 line, 16 character back-lit LCD display and key pad.
» Very low burden on measurement and Aux circuits
» Accurate and reliable measurement of voltages
» Field selectable system voltages (110V / 415V)





 Voltage Protection (27)


 Overvoltage Relay (59)

 Negative Sequence Protection (47)

For Aux Supply 20-110 Volts

PNVNSP-2011

For Aux Supply 85-275 Volts

PNVNSP-85275-F

Hardware


  PT – 110V / 415V AC

  Setting Range: U> : 0.9-1.3, Unit : 0 - 10 s,DIFF : 2-10%

  Front plate of the unit is protected with a sealable transparent cover (IP40).

  Mounting – Flush

  Drawout Case

Standards


  Regulations: VDE 0435 part 303