Home > Protective Relay Test Set > K68 Series

K68i Protection Relay Test Set

Item No.: 201040
Cost-effective, Best field testing convenience in whole of the world
Description Specifications
Basic functions:
DC test
AC test
Distance relay test
Harmonic test
Frequency test
8 pairs binary inputs
4 pairs binary outputs
Advance software functions (optional for selections):
Differential test
State sequence test
Time characteristic test
Advance distance test
Synchronizer test
Fault recurrence (fault play back)
Type of relays can be tested:
Items ANSI® No.
Distance protection relay 21
Synchronising or synchronism-check relays 25
Undervoltage relays 27
Directional Power relays 32
Undercurrent or underpower relays 37
Negative sequence overcurrent relays 46
Overcurrent/ground fault relays 50
Inverse time overcurrent/ground fault relays 51
Power factor relays 55
Overvoltage relays 59
Voltage or current balance relays 60
Directional overcurrent relays 67
Directional ground fault relays 67N
DC overcurrent relays 76
Phase-angle measuring or out-of-step protection relays 78
Automatic reclosing devices 79
Frequency relays 81
Motor overload protection relays 86
Differential protection relays 87
Directional voltage relays 91
Voltage and power directional relays 92
Tripping relays 94
Voltage regulating relays  
Overimpedance relays, Z>  
Underimpedance relays, Z  
Time-delay relays  
Voltage Outputs
Output Range & Power 4×300 V ac (L-N) 120 VA max each
300 V dc (L-N) 120 W max each
Accuracy ±2mV @ <2V ac
<0.12%Rd+0.05Rg Typ. @ 2~300V ac
<0.07%Rd+0.03Rg Guar. @ 2~300V ac
±10mV @ <5V dc
±0.5% @ ≥5V dc
Voltage Range Range I : 30V
Range II : 300V
Automatic Range
DC Offset <10mV Typ./ <60mV Guar
Resolution 1mV
Distortion <0.015%Typ. / <0.05% Guar.
Current Outputs
Output Range & Power 3×35A ac (L-N) 450 VA max each
105A ac (3L-N) 1200 VA max
3×20A dc (L-N) 300W max each
Accuracy ±1mA @ <0.5A ac
<0.15%Rd+0.05Rg Typ. @ 0.5A~35A ac
<0.07%Rd+0.03Rg Guar. @ 0.5A~35A ac
±5mA @ <1A dc
±0.5% @ ≥1A dc
Current Range Range I: 3A
Range II: 35A
Automatic Range
DC Offset <3mA Typ./ <10mA Guar
Resolution 1mA
Distortion <0.025%Typ. / <0.07% Guar.
Frequency & Phase Angle
Frequency Range DC, 5~1000Hz
Frequency Accuracy ±1ppm @ 5~65Hz
±10ppm @ 65~450Hz
±20ppm @ 450~1000Hz
Frequency Resolution 0.001 Hz
Phase Range -360°~360°
Phase Accuracy <0.05° Typ. / <0.1° Guar. 50/60Hz
Phase Resolution 0.001°
Aux. DC Voltage Source (Battery simulator)
Range 0~300V @ 120W max
Accuracy 0.5%Rg Guar.
Binary Input
Quantity 8pairs
Type wet/dry, up to 300Vdc max input
Time resolution 100us
Sampling Rate 10KHz
Debounce time 0~25ms (Software Controlled)
Time range 999.999s
Time errors ±1ms @ 1s, ±0.1% @ >1s
Galvanic isolation Isolated as 1,2,3,4-8 pairs
Binary Output (Relay Type)
Quantity 4pairs
Type Potential free relay contacts, software controlled
Break Capacity AC Vmax: 400Vac / Imax:4A / Pmax:1000VA
Break Capacity DC Vmax: 300Vdc / Imax:4A / Pmax:300W
Synchronization Mode  External GPS (Optional)
Power supply & Environment
Nominal Input Voltage 110V/220/230V ac, appointed, ±15%
Permissible Input Voltage 85~264Vac, 125~350VDC, auto-protective
Nominal Frequency 50/60Hz
Permissible Frequency 45Hz~65Hz
Power Consumption 1500 VA max
Connection Type Standard AC socket 60320
Operating Temperature -10℃~55℃
Storage Temperature -20℃~70℃
Humidity <95%RH, non-condensing
PC Connection RJ45 Ethernet, 10/100M
Grounding Terminal 4mm banana socket
Weight 20.5 Kg
Dimensions(W x D x H) 360×450×140(mm)