Fluke 1550C 5 kV Insulation Tester

Overview

The Fluke 1550C is a 5 kV digital insulation tester designed for preventive and predictive maintenance programs. It features wireless Fluke Connect app integration for remote operation and real-time trending, allowing technicians to minimize time spent in potentially hazardous zones. The device simplifies data collection with pre-designed report templates.

Key Features

• 5 kV digital insulation testing capability
• Automatic calculation of Dielectric Absorption (DAR) and Polarization Index (PI)
• Guard system eliminates surface leakage current effects on high-resistance measurements
• Selectable test voltages in 50 V steps (250–1000 V) and 100 V steps (above 1000 V)
• CAT III 1000 V, CAT IV 600 V safety rating
• Line voltage warning function (up to 600 V AC/DC detection)
• Up to 99 memory locations with user-defined labels
• Resistance measurements up to 2 TΩ
• Capacitance and leakage current measurement
• Ramp function for breakdown testing
• Timer settings up to 99 minutes
• Over 750 tests per charge
• Large digital/analog LCD display
• Fluke Connect wireless app integration with real-time trending and mobile reporting
• 3-year warranty

Applications

• Preventive maintenance testing of electrical equipment
• Predictive maintenance programs to identify potential failures
• Cable insulation testing
• Transformer and motor insulation diagnostics