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Basic Functions
Universal Relay Test Applications.
7 Channels (3x35A & 4x310V) 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 60x harmonics.
Variable battery simulator, DC 0-350V, 140Watts max.
Transient play back up to 3KHz.
Fully function KRT software testing modules.
Graphical test modules and templates for testing of various relays.
Quick relay testing facility in Manual mode.
Shot/Search/Check, Point & Click testing.
RIO/XRIO import & export facility.
Switch on to fault test(SOTF).
Power system model for dynamic testing.
Online Vector display.
Automatic test results assume.
Automatic test report creation.
Inbuilt GPS sync end-to-end testing.
Anti-clipping detect, Wrong wiring connect alarm and self-protect, overload and overheat protection.
3-Years guarantee of free repair and life-long maintenance.
Lightweight, <19.5Kg.
Free software upgrade.
Advance Feature
Energy meter calibration (Mechanical & Electronic meters).
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 | 4×310 V ac (L-N) | 124 VA max each |
| 3×350 V dc (L-N) | 140 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: 310V | ||
| 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 |
| 1×100A ac (6L-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~1KHz, 3KHz transient | |
| Frequency Accuracy | ±0.5ppm | |
| Frequency Resolution | 0.001 Hz | |
| Phase Range | -360°~360° | |
| Phase Accuracy | <0.02° Typ. / <0.1° Guar. 50/60Hz | |
| Phase Resolution | 0.001° | |
| Aux. DC Voltage Source (Battery simulator) | ||
| Range | 0~350V @ 140W max | |
| Accuracy | 0.5%Rg Guar. | |
| Binary Input | ||
| Quantity | 8pairs | |
| Type | wet/dry, up to 300Vdc max input | |
| Time resolution | 10us | |
| Sampling Rate | 10KHz | |
| Debounce time | 0~25ms (Software Controlled) | |
| Time range | Infinite | |
| Time errors | ±1ms @ ≤1s, ±0.1% @ >1s | |
| Galvanic isolation | Isolated each pairs | |
| Binary Output (Relay Type) | ||
| Quantity | 4pairs | |
| Type | Potential free relay contacts, software controlled | |
| Break Capacity AC | Vmax: 400Vac / Imax:8A / Pmax:2500VA | |
| Break Capacity DC | Vmax: 300Vdc / Imax:5A / Pmax:150W | |
| Binary Output (Semiconductor Type) | ||
| Quantity | 4pairs | |
| Type: | Open-collector, Combination type male | |
| Break Capacity DC | 5~15Vdc / 5mA, 10mA max | |
| Response time: | 100us | |
| Synchronization | ||
| Synchronization Mode | GPS, SMA type antenna connector | |
| Power Supply & Environment | ||
| Nominal Input Voltage | 110V/220/230V ac, Appointed | |
| 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 | 19.5 Kg | |
| Dimensions(W x D x H) | 360×450×140(mm) | |
| Energy Meter Calibration (Hardware is ready, to be active) | |
| Sensor Usage | Mechanical meters / Electronic meters |
| Sensor Output | High lever: >4.5V, Low level: <0.2V |
| Pulse Input | 1 pulse input port, 5Vdc high level valid only. |
| Pulse Range | 500KHz pulse input Max. |
| Pulse Output | 1 Transistor output, Open-collector, 5Vdc/5mA |
| Model | Current Outputs | Voltage Outputs | Optional Function |
| K3066i | 6×35A @ 450VA max 3×70A @ 850VA max | 7×310V @ 90VA max | ● Energy Meter Cal. |
| K3063i | 6×35A @ 450VA max 3×70A @ 850VA max | 4×310V @ 124VA max | |
| K3030i | 3×35A @ 450VA max | 4×310V @ 124VA max |
