Product Details
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
