Fluke 1663 Multifunction Testers

The 1663 installation tester delivers the full-featured functionality and advanced measurement capabilities that professional installers need. It is compact and lightweight (less than 1.3 kg) and comes with a padded carrying and waist strap for convenient handling. Operation is intuitive and easily mastered by all levels of workers so you can put it to work immediately for quick and efficient testing to all local regulations. Additional helpful features like On/Off switchable auto-start for RCD and loop test, and self-test save time and give you more confidence in your results.

Key features 

• Checks wiring polarity to detect broken N wires
• Measures insulation resistance and loop and line resistance
• Includes Z-max memory for loop tests to support easy evaluation of the highest loop test value
• Provides unique zero adapter for fast, reliable and accurate test lead and mains cord compensation
• Measures motor windings with continuity test
• Calculates prospective earth fault current (PEFC/IK) and prospective short-circuit current (PSC/IK)
• Measures RCD switching time and tripping level (ramp test)
• Measures trip time and current for RCD type A & AC in one test
• Measures RCD variable current
• Provides automatic RCD test sequence
• Includes a phase sequence indicator
• Safety rated CAT III 500V, CAT IV 300V
• Comes with hard carrying case, padded carrying and waist strap, and remote control probe and lead