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IKI-50_1F R2
Universal Feeder Control Units, single-field monitoring, pulsation method, wiper mode, resistive and capacitive voltage measurement
Item number: 2502352
Item number: 2502352
The universal Feeder Control Unit IKI-50_1F R2 is the appropriate solution for intelligent... more
Product information "IKI-50_1F R2"
The universal Feeder Control Unit IKI-50_1F R2 is the appropriate solution for intelligent distribution network stations and offers distribution network operators a high level of transparency and cost-effectiveness. The IKI-50_1F R2 includes all algorithms for selective fault detection. It is suitable for all neutral point treatments. Switching commands for load switch control can be fed to the IKI-50_1F R2 via communication bus and executed field-related with 1.5-pole switching safety.
Fault detection
- directional short-circuit detection
- directional earth fault detection, directional static earth fault detection (wattmetric method), directional transient earth fault detection (wiper method), earth fault detection via pulse locating
- suitable for all neutral point treatments
- no summing transformer required
fault early detection
- fault early detection by detection of transient disturbances
- partial discharge trend detection together with CAPDIS-S2_55 (R5)
load flow measurement
- voltages, Currents, powers, frequencies, cos-phi, . ..
- Momentary and average values
- Limit value monitoring
Remote control and network automation
- selective control of up to two motors
- extensive logic functions freely programmable with PC software KriesConfig
IKI- 50_F1 R2 is maintenance-free
- no battery
- unlimited data retention
- error indication in case of power failure over 6 hours
precise voltage measurement with precision dividers
- optional voltage measurement with precision dividers, z. E.g. resistive sensors
- two voltage inputs: 1x capacitive, 1x resistive
- patented method for voltage calibration via a reference measurement from another feeder
Device data | |
Article number | 2502352 |
Product designation | IKI-50_1F R2 |
Number of feeders | 1 |
Firmware | Version V54.0.0 or higher |
Parameterization software | KriesConfig |
Configuration | Via software Kries-Config (download at kries.com), Via HMI and display (limited) |
Operating elements and display | |
Front display | LC-Display and LEDs |
Direction keys | Operation via four direction keys |
Red LED (1) | Error event detected | internal energy storage empty |
Yellow LED (2) | Slave Test | Primary Test | Device Warnings |
Dreen LED (3) | Status message device state |
Dimensions and installation instructions | |
Case height x width x depth | 49 x 96 x 108 mm |
Cutout height x width | 45 x 92 mm |
Norm cutout dimensions | DIN IEC 61554:2002-08 |
Installation type | Panel mounting |
Sheet thickness | 1.5 ... 2.5 mm |
Operating conditions | |
Operating temperature | -25°C ... 55°C |
Storage temperature | -25°C ... 70°C |
Humidity | max. 95 % relative Feuchte bei 40° C |
Protection class | IP54 (Front) |
Fault detection and failure forecast | |
Fault detection | Individually selectable, any combinations possible |
Star point types | Short-term low-ohmic terminated neutral, Low-ohmic terminated neutral, Inductive terminated neutral, Isolated neutral |
Directional short-circuit detection I>> | ✓ |
Threshold current short-circuit detection I>> | 100 A ... 1,000 A (adjustable in steps) |
Threshold time short-circuit detection I>> | 40 ms ... 1,600 ms (adjustable in steps) |
Directional earth short-circuit detection Ie>> | ✓ |
Threshold current earth short-circuit detection Ie>> | 40 A ... 1,000 A (adjustable in steps) |
Threshold time earth short-circuit detection Ie>> | 40 ms ... 1,600 ms (adjustable in steps) |
Directional static earth fault detection Ie>; | ✓ |
Threshold current static earth fault detection Ie> | 2 A ... 30 A (adjustable in steps) |
Directional transient earth fault detection Ie> | ✓ |
Threshold current transient earth fault detection 3I0 | 1 A ... 1,000 A (freely adjustable) |
Threshold voltage transient earth fault detection 3U0 | 1 kV ... 300 kV (freely adjustable) |
Earth fault detection via pulse locating | ✓ |
Pulse length of pulse locating | symmetrical / asymmetrical |
Transient fault detection IIe> | ✓ |
TE trend monitoring |
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Fault reset | Auto, Manually on the device, After time (1 h ... 8 h, configurable) |
Event log | The last 20 fault events are stored with event number, date, time, name of the triggering fault detection, fault direction, phase and fault current value. |
Interfaces and communication | |
USB interface | Mini-USB |
Modbus-RTU Slave | ✓ |
Modbus transmission rates [kBd] | 9600, 19200, 38400, 57600, 115200 |
Digital Inputs | 6 |
Potential-free digital inputs | 4 |
Digital Outputs | 6 |
Digital outputs for 1.5 pole switching | 2 |
Connection cable cross section | Max. 2,5 mm |
Switching capacity relay | AC: max. 62,5 VA max. 2A; max. 250 VAC DC: max. 2A @ 40 VDC |
Measurement values and functions | |
Voltage measurement | ✓ |
Measuring range voltage | Capacitive (Input F1), Precision divider with an output signal of 3.25 V/sqrt(3) in nominal operation (input UF2) |
Phase-to-ground voltages | ✓ |
Phase to phase voltages | ✓ |
Measuring range voltage | 0.02 kV ... 92 kV | Start of voltage measuring range: 2% of Un |
Accuracy voltage measurement | Input UF1 (capacitive): 3 % of measurement value after on-site calibration Input UF2 (resistive): 0.5 % of measurement value |
Current measurement | ✓ |
Measuring range current | 0.5 A ... 1,158 A (with current transformer IKI-LUM) |
Zero-sequence current | ✓ |
Accuracy current measurement | 3 % of measurement value, optionally 1% of measurement value |
Conductor currents | ✓ |
Active power | ✓ |
Reactive power | ✓ |
Apparent power | ✓ |
Rotary field detection | ✓ |
Frequency measurement | ✓ |
Mean value determination | ✓ |
Min-max value determination | ✓ |
Phase position | ✓ |
Phase shift cos-phi | ✓ |
Limit value monitoring | Voltage, current, frequency, reactive power and voltage |
Logic functions | A total of 32 logic rules can be programmed. |
Switching functions | Switching of up to two load switches 1.5-pole switching |
Power supply | |
Auxiliary power supply | 24...230 VAC/DC (jeweils 15 %) |
Power consumption | 2 W |
Insulation voltage | 2 kV, 1 min |
Display buffer for fault indication | Unlimited data retention (independent of auxiliary power and buffer power); Error display after power failure (depending on adjustable follow-up time):
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