DT-6503 Insulation and RCD Tester | 5000MΩ Insulation Test | RCD Trip Time Tester | IP65 | CAT IV 600V | Bluetooth

DT-6503 Insulation and RCD Tester

The DT-6503 combines a digital insulation tester with a full-featured RCD (Residual Current Device) tester in one compact handheld unit. With IP65 waterproof rating, CAT IV 600V safety, and Bluetooth connectivity, it provides maximum versatility for both troubleshooting and preventive maintenance of electrical installations.

Features:

• Rugged, utility hard case construction

• Auto power off to save battery power

• RCD trip time tester: Tests rated non-working current at x0.5, x1, x2, x5 ranges

• Residual current test: Automatically uses different currents to test residual current value

• Hands-free operation after test key is locked

• Automatic test initiation after detecting main voltage

• Test rated voltage in standby mode for each range

• Automatic detection of contact voltage during RCD testing

• Grounding protection to avoid electric shock accidents (stops testing above AC50V)

• Automatic calculation of Polarization Index and Dielectric Absorption Ratio

• Slim probes designed with test button

• Compare function (pass/fail) for fast repetitive tests

• Insulation test voltages: 250V, 500V, 1000V

• Insulation test range: 0.001MΩ to 5000MΩ

• Auto discharge of voltage test signal

• Insulation test smoothing reading

• Bluetooth interface for data transfer

• IP65 waterproof and dustproof rating (IEC 60529)

• CAT III 1000V, CAT IV 600V measurement category

Specifications:

Insulation Tester:

• 250V test: 0.250-5000MΩ range, 0.001MΩ resolution, ±(2%+10)% accuracy, 1mA @ load250kΩ

• 500V test: 0.500-5000MΩ range, 0.001MΩ resolution, ±(2%+10)% accuracy, 1mA @ load150kΩ

• 1000V test: 1.000-5000MΩ range, 0.001MΩ resolution, ±(2%+10)% accuracy, 1mA @ load1MΩ

RCD Tester:

• x5 range: 15/30/50/100mA rated residual current, ±(1%+3dgt) +2%→+8% accuracy, 0-2000ms test time

• x2 range: 15/30/50/100/200mA rated residual current, ±(1%+3dgt) +2%→+8% accuracy, 0-2000ms test time

• x1 range: 15/30/50/100/200/500mA rated residual current, ±(1%+3dgt) +2%→+8% accuracy, 0-2000ms test time

• x0.5 range: 15/30/50/100/200/500mA rated residual current, ±(1%+3dgt) +2%→+8% accuracy, 0-2000ms test time

• Residual current test: 15/30/50/100/200/500mA ranges, -4%→+4% accuracy, 40%-300% of rated residual current

Voltage Tester:

• Range: 80-450V

• Accuracy: ±(2% reading +4 digits)

• Frequency: 50/60Hz

Safety Features:

• Automatic contact voltage detection

• Stops testing when voltage exceeds AC50V

• Grounding protection system

• IP65 waterproof and dustproof

• CAT III 1000V, CAT IV 600V safety rating

Physical Specifications:

• Size: 97mm x 210mm x 68mm

• Weight: 634g

• Protection: IP65 (IEC 60529)

• Safety: CAT III 1000V, CAT IV 600V

• Power: 6 x 1.5V "AA" batteries

Accessories:

• Test leads

• 6 x 1.5V "AA" batteries

• Type K temperature probe

• Software

• Gift box with carrying case

Applications:

• Electrical installation safety testing

• RCD/GFCI device verification

• Insulation resistance testing

• Preventive maintenance programs

• Electrical contractor field testing

• Facility management inspections

• Industrial plant maintenance

• Commercial building electrical safety