Product description
UNI-T UT503PV is an insulation tester developed for troubleshooting and verification of photovoltaic systems as well as conventional electrical installations. The instrument can measure insulation resistance directly in energized PV systems up to 1000V DC without disconnecting panel strings.
Features:
- Insulation measurement for energized PV systems
- Standard insulation measurement for electrical installations
- Automatic AC/DC voltage detection
- Automatic discharge after measurement
- Stepping test voltage
- Continuous measurement
- Time measurement
- Comparison function for insulation measurement
- Bluetooth communication
- USB communication
- High voltage warning
- Internal data storage
- Portable design for field work
Specifications:
- Test voltages: 125V, 250V, 500V, 1000V
- Insulation resistance: up to 4000MΩ
- PV insulation resistance: up to 4000MΩ
- Rated voltage DC measurement: 5 to 1000V DC
- Rated voltage AC measurement: 5 to 600V AC
- Short-circuit current IR measurement: <1.5mA
- Short-circuit current PV IR measurement: <1.2mA
- Data storage: 1000 measurement values
- Communication: Bluetooth and USB
- Protection class: IP54
- Safety category: CAT II 1000V, CAT III 600V
- Weight: approximately 0.5kg including battery
- Dimensions: 161 x 117.3 x 63mm