Fluke 1555 Insulation Resistance Tester

The Fluke 1555 Insulation Resistance Tester is a high-voltage insulation tester capable of testing up to 10 kV, making it ideal for testing a wide range of electrical equipment and systems, including transformers, motors, generators, and cables. This instrument is designed for both diagnostic and preventive maintenance purposes, providing reliable and accurate insulation resistance measurements.

Key Features:

1. High Voltage Testing:

   • Capable of insulation testing up to 10 kV, with selectable test voltages from 250 V to 10 kV.

2. Wide Measurement Range:

   • Measures insulation resistance from 200 kΩ to 2 TΩ, suitable for high-resistance applications.

3. Data Storage and Logging:

   • Stores up to 99 test results internally, which can be logged over time for trend analysis.
   • Allows for time-based programming for automatic data collection.

4. Remote Testing:

   • Includes a remote control probe to initiate tests from a distance, enhancing safety and convenience.

5. Digital/Analog Display:

   • Large, backlit digital/analog LCD display for easy reading in various lighting conditions.

6. Advanced Analysis:

   • Includes features such as DAR (Dielectric Absorption Ratio) and PI (Polarization Index) calculations for thorough insulation testing.

7. Safety and Durability:

   • CAT IV 600 V safety rating, ensuring safe operation in high voltage environments.
   • Rugged design with a strong carrying case to withstand harsh field conditions.

8. Automatic Discharge:

   • Automatically discharges capacitive voltage after the completion of a test, ensuring user safety.

9. Battery Life:

   • Long battery life, capable of performing multiple tests without needing frequent recharging.

Applications:

• Industrial Maintenance:

  • Regular testing of insulation resistance in industrial electrical systems to prevent failures and extend equipment life.

• Electrical Utilities:

  • Testing of high-voltage cables, switchgear, and other utility equipment to ensure operational reliability and safety.

• Motor Testing:

  • Diagnosing insulation integrity in motors and generators to prevent unexpected breakdowns.

• Transformer Testing:

  • Assessing the insulation condition of transformers to maintain efficient and safe operation.

Specifications:

• Test Voltage Range:

  • 250 V, 500 V, 1000 V, 2500 V, 5000 V, 10000 V

• Insulation Resistance Measurement Range:

  • 200 kΩ to 2 TΩ

• Measurement Accuracy:

  • ±5% at >1 TΩ

• Capacitance Measurement:

  • 0.01 µF to 15 µF

• Leakage Current:

  • Up to 3 mA

• Safety Rating:

  • CAT IV 600 V, CAT III 1000 V

• Power Supply:

  • Rechargeable battery or AC power

• Display:

  • Digital/analog LCD with backlight

• Memory:

  • Stores up to 99 test results

Usage Tips:

1. Preparation:

   • Ensure the device is fully charged or connected to a reliable power source before starting tests.
   • Verify that the test voltage is appropriate for the equipment being tested to avoid damage.

2. Performing Tests:

   • Connect the test leads securely to the equipment under test.
   • Use the remote control probe for starting tests safely from a distance.
   • Select the appropriate test voltage and initiate the test.

3. Interpreting Results:

   • Analyze the insulation resistance readings displayed on the screen.
   • Use the DAR and PI ratios to gain deeper insights into the insulation condition.
   • Log and store test results for trend analysis and future reference.

4. Safety Measures:

   • Follow standard safety protocols when working with high voltage equipment.
   • Ensure that the capacitive discharge function is working properly to prevent accidental shocks.

5. Maintenance:

   • Keep the tester and accessories clean and in good condition.
   • Regularly check the test leads and connectors for any signs of wear or damage.
   • Calibrate the instrument periodically to maintain measurement accuracy.

Package Contents:

• Fluke 1555 Insulation Resistance Tester
• Test leads and probes
• Remote control probe
• Alligator clips
• Rechargeable battery pack
• AC power adapter
• USB interface cable
• Software for data management
• Hard carrying case
• User manual

The Fluke 1555 Insulation Resistance Tester is an essential tool for professionals involved in the maintenance and testing of high voltage electrical equipment. Its advanced features, wide measurement range, and robust design make it ideal for ensuring the safety and reliability of electrical systems.