Fluke 1663 Multifunction Installation Tester

The 1663 puts more power in your hands by quickly and efficiently testing to all local regulations, protecting appliances that may be inadvertently connected to the system under test, and making it easy to share test results over your smartphone.

Measurement functions

• Continuity at L-N, N-PE inputs
• Test smooth dc sensitive RCDs (Type B)
• Earth resistance
• Voltage & frequency
• Wiring polarity checker, detects broken N wires
• Insulation resistance
• Continuity & resistance
• Measure motor windings with continuity test
• Loop & line resistance
• Prospective earth fault current (PEFC/IK)
• Prospective short-circuit current (PSC/IK)
• RCD switching time
• RCD tripping level (ramp test)
• Measures trip time & current for RCD type A & AC in one test
• RCD variable current
• Automatic RCD test sequence
• Phase sequence indicator