IKI-50_2F

Universal Feeder Control Unit, two-field monitoring

Item number: IKI-50_2F

The universal IKI-50 Feeder Control Unit is the appropriate solution for intelligent distribution... more

Product information "IKI-50_2F"

The universal IKI-50 Feeder Control Unit is the appropriate solution for intelligent distribution network stations and offers distribution network operators a high degree of transparency and cost-effectiveness. The IKI-50 includes all algorithms for selective fault detection. Depending on the option, it is suitable for all neutral point treatments and monitors up to two feeders simultaneously.

Load flow measurement

Voltages, currents, powers, frequencies, cos-phi ...
Momentary and average values
Limit monitoring
Measurement for two feeders, calculation of measured values of the third feeder

Fault detection

directional short-circuit detection
directional earth short-circuit detection, directional static earth fault detection (wattmetric method), directional transient earth fault detection (wiper method), earth fault detection via pulse locating, (Variant dependent, see below)
Early fault detection by detection of transient faults (Variant-dependent, see below)
suitable for all neutral point treatments
no summing transformer required
fault detection for two feeders

Network automation

extensive logic functions freely programmable with PC- Software KriesConfig

Maintenance-free

no battery
unlimited data retention
error indication in case of power failure over 6 hours

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Device data
Article number	IKI-50_2F
Product designation	IKI-50_2F Universal Feeder Control Units \| two-field monitoring \| wiper operation \| set incl. 6x transducers
Operating elements and display
Direction keys	Operation via four direction keys
Two feeder monitoring	✓
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
Directional short-circuit detection I>>	✓
Threshold current short-circuit detection I>> [A]	100, 200, 300, 400, 600, 800, 1000
Automatic response threshold Short circuit detection	✘
Threshold time short-circuit detection I>> [ms]	40, 60, 80, 100, 150, 200, 400, 1200, 1600
Directional earth short-circuit detection Ie>>	✓
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.
Earth fault transient detection	✘
Interfaces and communication
USB interface	Mini-USB
Modbus RTU Master	✘
Modbus-RTU Slave	✓
IEC 60870-5-104 Slave	✘
Slave test	✓
Digital Inputs	4
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
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	3 % 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
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.
Power supply
Auxiliary power supply	24...230 VAC/DC (jeweils 15 %)
Power consumption	2 W
Insulation voltage	2 kV, 1 min

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Variants

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Datasheet