UT593AU is a multifunction digital safety testing instrument, designed with a combination of large-scale integrated analog & digital circuits and the microprocessor chip. It measures RCD, line/loop impedance, continuity, insulation resistance, DC and AC voltage, phase sequence, featuring versatile functionality and high accuracy. The instrument is widely used to measure RCD, insulation and earth connections on electrical equipment, and is an ideal tool for testing, inspection and maintenance.
Uni-T is one of the leading Test and Measurement solutions providers in the world and a prestige test meter brand throughout Asia. They are well known for their high quality and affordable test and measurement products.
Features:
- 9999-count LCD display with analogue bar
- 250V~1000V DC insulation resistance test
- 200mA earth-resistance continuity test
- Loop impedance/Prospective Fault Current (PFC)/Prospective Short Current (PSC) test
- Lock test
- Phase Rotation
- CATIII 300V
- RCD trip time test and the data storage with one key
- Full/Half wave and count downing (30s) test mode selectable
- 0°/180° phase angle option to detect the fastest trigger time
- Trip current test of RCD trip time x 0.5, x 1 and, x 5
- RCD trip trigger current test
- Phase sequence and missing test
- AC/DC voltage auto-check and test
- Connection check with status real-time display
- White backlight; auto power off
- Heavy Duty Cary Case
- 12-month warranty.
Includes:
1 x Carry case, batteries, test leads (red×1, green×1, black×1), special power test lead, remote-control test lead and 12-month warranty.
Specifications:
| Specifications | Range | Best Accuracy | |
| Model | UT593AU | ||
| Insulation resistance (Ω) | Output voltage | 250V/500V/1000V | ±10% |
| 250V | 0.05MΩ～250MΩ | ±(5%+5) | |
| 500V | 0.05MΩ～500MΩ | ||
| 1000V | 0.05MΩ～1000MΩ | ||
| Short-circuit current | <2mA | ||
| Low-resistance continuity test | Range | 0.00Ω～199Ω | ±(2%+5) |
| Test current | 0.00～2Ω: >200mA | √ | |
| Line impedance (Ω) | Range | 0.01Ω～2000Ω | ±(5%+5) |
| Operating voltage (Frequency) | 195V～440V (45Hz～65Hz) | √ | |
| Test current | 20A | √ | |
| PFC test | 0kA～26kA | √ | |
| Loop impedance (Ω) | Range | 0.01Ω～2000Ω | ±(5%+5) |
| Operating voltage (Frequency) | 195V～253V (45Hz～65Hz) | √ | |
| Test current | 20A | √ | |
| PFC test | 0kA～26kA | √ | |
| Non-trip loop impedance (Ω) | Range | 1.00Ω～2000Ω | ±(5%+5) |
| Operating voltage (Frequency) | 195V～253V (45Hz～65Hz) | √ | |
| Test current | 15mA | √ | |
| PFC test | 0kA～26kA | √ | |
| RCD test | Operating voltage (Frequency) | 195V～253V (45Hz～65Hz) | √ |
| Test current | 10mA/30mA/100mA/300mA/500mA | ±10% | |
| Trip time | ×1/2 *I△n Range: 0ms～2000ms | ±(5%+5) | |
| ×1 *I△n Range: 0ms～300ms | |||
| ×1 *I△n Range: 0ms～500ms (Select count down) | |||
| ×5 *I△n Range: 0ms～40ms | ±(5%+5) | ||
| Phase sequence test | Operating voltage (Frequency) | 100V～440V (45Hz～65Hz) | √ |
| Display | Phase sequence: L1→ L2→ L3, forward rotation; L1→ L3→ L2 reverse rotation | √ | |
| Ramp RCD test | Test current | 10mA/30mA/100mA/300mA/500mA | ±10% |
| AC voltage (V) | Range | 0V～440V | ±(5%+2) |
| Frequency response | 45Hz～60Hz | √ | |
| Resolution | 1V | √ | |
| Features | |||
| Display count | 9999 | ||
| Auto power off | √ | ||
| Low battery indication | √ | ||
| Data storage | √ | ||
| LCD backlight | √ | ||
| Auto half-wave test | √ | ||
| RCD count down test | 30s | √ | |
| RCD half-wave test | √ | ||
| Phase conversion (RCD) | 0° and 180° | √ | |
| General Characteristics | |||
| Power | 1.5V battery (AA) × 6 | ||
| LCD size | 125mm × 37mm | ||
| Product colour | Red and grey | ||
| Product net weight | 1000g | ||
| Product size | 210mm × 175mm × 90 mm | ||
| Standard accessories | Battery, test leads (red×1, green×1, black×1), special power test lead, remote-control test lead | ||
| Standard individual packing | Cardboard Box, manual, toolbox | ||
