Fluke 1664 FC Installation Multifunction Tester

The Fluke 1664 FC Installation Multifunction Tester is a high-performance installation tester, uniquely equipped with an “Insulation PreTest” to safeguard your testing process. This advanced function detects whether appliances are connected to the system during testing and halts the insulation test while providing clear visual and audible warnings. This feature prevents accidental damage to connected equipment, saving time and maintaining customer satisfaction. With the Fluke Connect system, you can streamline processes further by wirelessly synchronising and sharing test measurements, enabling real-time viewing and collaboration among team members.

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• During testing, the insulation pretest function warns users about connected appliances to prevent damage.
• The autotest feature executes up to seven installation tests in one sequence.
• Fluke Connect enables real-time sharing of test results via smartphone.
• Weighs less than 1.3 kg, with a padded neck strap.
• The rotary dial simplifies function selection without complex menus.
• Z-max memory supports the evaluation of the highest loop test value.
• Fast voltage measurement between L-N, L-PE and N-PE.
• Loop and line impedance can measure prospective earth fault current (PEFC) or prospective short circuit current (PSC).
• Earth resistance test feature offers a range of 200 Ω / 2000 Ω.
• Phase sequence indicator allows for easy and safe readings.

• Standard Accessories: User Manual, Test Leads and Accessory Case
• Power Supply: 6 x AA Alkaline Batteries
• AC Voltage Measurement Range: 0-500V
• Continuity Measurement Range: 0-2000 Ω
• Insulation Resistance: 10kΩ – 500MΩ
• IR Test Voltage: 100/250/500/1000VDC
• Loop Impedance Range: 20/200/2000Ω
• Loop Impedance Test Current: Maximum Test Current @ 400 V, 20A Maximum Test Current @ 230 V, 12A
• PSC Ranges: 0-50kA
• RCD Trip Current Test Ranges: Please refer to the user manual for detailed specifications
• Dimension: Width 100mm, Height 125mm, Length 250mm
• Weight: Approx. 1300 g (including batteries)

• Enhanced Safety: Prevent damage to connected equipment with the Insulation PreTest function.
• Improved Efficiency: Execute up to seven tests simultaneously with the auto test feature. 
• Real-Time Collaboration: Share and analyse results instantly with Fluke Connect. 
• Portable and Lightweight: Designed for user comfort at less than 1.3 kg, including a padded neck strap. 
• User-Friendly: Simplify operations with an intuitive rotary dial for function selection. 

• Electrical installation testing — The Fluke 1664 FC is essential for verifying the safety and compliance of electrical installations. It’s ideal for testing in residential, commercial and industrial settings, ensuring installations meet regulatory standards and function reliably.
• Preventive maintenance — This tester plays a crucial role in routine maintenance checks. It helps identify potential electrical issues before they escalate, ensuring the longevity and safety of electrical systems in factories, offices and public buildings.
• System troubleshooting — When electrical systems malfunction, the Fluke 1664 FC is invaluable for diagnosing problems. It’s used by electricians and maintenance teams to quickly locate faults, assess system integrity and ensure efficient operation of electrical equipment.
• Quality assurance in construction — During construction, this tester is used to confirm the quality and safety of electrical installations. It ensures that new constructions adhere to electrical safety standards, providing peace of mind for builders, contractors and future occupants.
• Renewable energy systems — In solar and wind power installations, the Fluke 1664 FC is used to test electrical components and connections. It ensures that renewable energy systems are installed correctly and operate safely.