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Anti-islanding protection relay

Anti-islanding protection relay

Regular price £1,077.00 GBP
Regular price Sale price £1,077.00 GBP
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Name

Ziehl Voltage and Frequency Relay UFR1001E

  • Pre-configured controller set to comply with G99 settings.
  • Password protected.
  • For single phase or three phase systems
  • Continuous monitoring of the phase and line-to-line voltage
  • Measured values are continuously shown on an LED display
  • Under and overvoltage monitoring 15?520 V
  • Measuring phase-neutral or phase-phase
  • Monitoring of under- and overfrequency 45?65 Hz
  • Monitoring of quality of voltage (10-minutes-average)
  • Monitoring of vector shift 2?65ø
  • Monitoring of rate of change of frequency (ROCOF, df/dt)
  • 0,100...5,000 Hz/s
  • One-fault-proof with monitoring of connected switches (defeatable),
  • 2 automatic restarts at error
  • Passive anti-islanding protection acc. to ch. 6.5.3 and app. D2
  • Switching delay adjustable 0.05 ? 300 s
  • Switching back delay adjustable 0 ? 6.000 s
  • Preset values acc. to VDE-AR-N 4105:2018-11 (Pr2), VDE-AR-N 4105-2011-08 (Pr1)VDE-AR-N 4110:2018-11(PR11-14) and BDEW (Pr3-6)
  • G98 (G83/2) and G99 (G59/3) for Great Britain
  • ™VE standard for Austria
  • VSE/EEA-CH 2014 for Switzerland
  • Alarm counter for 100 alarms (trip value, cause and rel. time stamp)
  • Record of added times of alarms
  • Input for standby with counter and recording of time
  • Test button and simulation with measuring of switching-times
  • Sealing. All values can be read-out when sealed
  • Easy installation and programming with pre-set programs
  • Housing for DIN-rail-mount, 105 mm wide, mounting height 66 mm

Additional contactor required

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