Fluke 1663 Multifunction Testers

The Fluke 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.

Fluke 1663 Multifunction Testers specifications:

• AC voltage measurement:

• Range:500 V
• Resolution:0.1 V
• Accuracy 45 Hz – 66 Hz:0.8% + 3
• Input impedance:360 kΩ
• Overload protection:660 V rms
• Test current:1 mA @ 50 kΩ
  1 mA @ 100 kΩ
  1 mA @ 250 kΩ
  1 mA @ 500 kΩ
  1 mA @ 1 MΩ
• Resolution:0.01 MΩ / 0.1 MΩ
  0.01 MΩ / 0.1 MΩ
  0.01 MΩ / 0.1 MΩ
  0.01 MΩ / 0.1 MΩ / 1 MΩ
  0.01 MΩ / 0.1 MΩ / 1 MΩ
• Insulation resistance range:20 MΩ /50 MΩ
  20 MΩ / 100 MΩ
  20 MΩ / 200 MΩ
  20 MΩ / 200 MΩ / 500 MΩ
  20 MΩ / 200 MΩ / 1000 MΩ
• Computation:Prospective earth fault current (PEFC) or Prospective short circuit current (PSC) determined by dividing measured mains voltage by measured loop (L-PE) resistance or line (L-N) resistance, respectively.

• RCD/FI-Tripping Current Measurement/Ramp Test (IΔN):

• Current range:30% to 110% of RCD rated current
• Step size:10% of IΔN
• Measurement accuracy:±5%
• Specified trip current ranges (EN 61008-1):50% to 100% for Type AC
  35% to 140% for Type A (>10 mA)
  35% to 200% for Type A (≤10 mA)
  50% to 200% for Type B
  ²5% for Type B