TK4830 Portable Tester for AC DC EV Chargers
The TUNKIA TK4830 is a high-precision AC & DC integrated EVSE verification device designed for testing and validating modern electric vehicle charging stations. With Class 0.1 accuracy for both AC and DC energy measurement, the TK4830 ensures reliable evaluation of EV charger performance across voltage, current, power, energy, clock time, and temperature parameters.
Its advanced measurement capabilities allow it to perform working error tests and clock error tests for AC and DC EVSE, making it an essential tool for metrology institutions, EV charger manufacturers, field testers, and power utilities. Compact, portable, and engineered for multi-scenario use, the TK4830 delivers accuracy, efficiency, and stability for next-generation EVSE validation.
| Parameter | Specification |
|---|---|
| DC Measurement Function | |
| DC Voltage Range | 30 V ~ 1150 V |
| DC Voltage Uncertainty (k=2) | 0.05% * RD |
| DC Current Range | 1 A ~ 300 A [1] |
| DC Current Uncertainty (k=2) | 5 A ≤ I ≤ 300 A : 0.05% * RD 1 A ≤ I < 5 A : 0.1% * RD |
| DC Power/Energy Uncertainty (k=2) | 5 A ≤ I ≤ 300 A : 0.1% * RD 1 A ≤ I < 5 A : 0.15% * RD |
| AC Measurement Function | |
| AC Voltage Range | 30 V ~ 300 V (Phase Voltage) |
| AC Voltage Uncertainty (k=2) | 0.05% * RD |
| AC Current Range | Three-phase 0.1 A ~ 80 A [1] |
| AC Current Uncertainty (k=2) | 0.05% * RD |
| AC Power/Energy Uncertainty (k=2) | 0.1% * RD |
| Clock Function | |
| Timing Mode | GPS Clock Timing |
| Time Error | ≤ 1 s |
| Temperature Function | |
| Temperature Range | -30â ~ 60â |
| Maximum Permissible Error | 0.5â |
Key Features
- Integrated AC & DC EVSE verification in a portable device
- High-precision Class 0.1 accuracy for AC/DC energy measurement
- Wide DC voltage range up to 1150 V suitable for fast-charging systems
- DC current measurement up to 300 A for high-power EV chargers
- Accurate AC three-phase current measurement from 0.1 A to 80 A
- GPS-based clock timing with ≤1s time error
- Supports full charger evaluation: voltage, current, energy, power, and timing
- Temperature measurement from -30â to 60â with 0.5â error
- Portable, rugged, and ideal for field inspections and lab verification
- Suitable for EVSE manufacturers, grid companies, testing agencies, and service engineers