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
ติดต่อสอบถาม
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
K68i Protection Relay Test Set
Basic functions:
- 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
- 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 |
| 3×300 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 |
| 1×105A 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 | ||
| 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) | |