K68i Protection Relay Test Set

The Most Cost-effective, Best field testing convenience in whole of the world
3x35A & 4x300V independent high burden and accuracy output channels
Lightweight, <20.5Kg
Inbuilt 6.4” True color TFT LCD display, keyboard and rotary encoder, fully control without laptop
Advance software testing modules for optional
3-Years guarantee of free repair and life-long maintenance
Free software upgrade

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K68i Protection Relay Test Set

Description:

● 7 Channels (4x300V & 3x35A) outputs, Each output channels are independent and simultaneous control of magnitude, Phase angle and frequency values, able to inject DC, AC sine wave and up to 20x harmonics.
● Variable battery simulator, DC 0-300V, 120Watts max.
● Quick relay testing facility in Manual mode
● Switch on to fault test(SOTF)
● GPS sync end-to-end testing
● Online Vector display
● Automatic test report creation
● Anti-clipping detect, Wrong wiring connect alarm and self-protect, overload and overheat protection

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:
ItemsANSI® No.
Distance protection relay21
Synchronising or synchronism-check relays25
Undervoltage relays27
Directional Power relays32
Undercurrent or underpower relays37
Negative sequence overcurrent relays46
Overcurrent/ground fault relays50
Inverse time overcurrent/ground fault relays51
Power factor relays55
Overvoltage relays59
Voltage or current balance relays60
Directional overcurrent relays67
Directional ground fault relays67N
DC overcurrent relays76
Phase-angle measuring or out-of-step protection relays78
Automatic reclosing devices79
Frequency relays81
Motor overload protection relays86
Differential protection relays87
Directional voltage relays91
Voltage and power directional relays92
Tripping relays94
Voltage regulating relays 
Overimpedance relays, Z> 
Underimpedance relays, Z 
Time-delay relays 
K68i Protection Relay Test Set
Specification Details
Voltage Outputs
  • Output Range & Power: 4×300 V ac (L-N) 120 VA max each, 3×300 V dc (L-N) 120 W max each
  • Accuracy: <0.02%Rd+0.005Rg Typ., <0.05%Rd+0.01Rg Guar., ±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, 1×105A ac (3L-N) 1200 VA max, 3×20A dc (L-N) 300W max each
  • Accuracy: <0.03%Rd+0.02Rg Typ., <0.1%Rd+0.05Rg Guar., ±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: 8 pairs
  • 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: 4 pairs
  • 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
  • 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
Others
  • 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)

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