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    FLUKE 1662 UK Installation Tester; W/Phase sequence

    # 1662 UK

    • Tests voltage and frequency
    • Checks wiring polarity to detect broken N wires
    • Measures insulation resistance and loop and line resistance

    Fluke 1662 Multifunction Installation Tester delivers solid, basic installation testing features


    The Fluke 1662 installation tester gives you Fluke reliability and all the basic testing power you need for day-in, day-out installation testing. It tests to all local regulations and is easy and intuitive to use. Additional helpful features like the On/Off switchable auto-start for RCD and loop test, and self-test save time and give you more confidence in your results.


    • 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 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
    • Includes a phase sequence indicator
    • Comes with hard carrying case, padded carrying and waist strap, and remote control probe and lead


    Key features


    A solid, reliable, basic installation tester

    • Tests voltage and frequency
    • Checks wiring polarity to detect broken N wires
    • Measures insulation resistance and loop and line resistance
    • Measures motor windings with continuity test
    • Calculates prospective earth fault current (PEFC/IK) and prospective short-circuit current (PSC/IK)
    AC voltage measurement
    Range500 V
    Resolution0.1 V
    Accuracy 45 Hz – 66 Hz0.8% + 3
    Input impedance360 kΩ
    Overload protection660 V rms
    Continuity testing (RLO)
    Range (autoranging)20 Ω / 200 Ω / 2000 Ω
    Resolution0.01 Ω / 0.1 Ω / 1 Ω
    Open Circuit Voltage>4 V
    Insulation resistance measurement (RISO)
    Accuracy of tTest voltage (at rated test current)+10%, -0%
    Test voltage100 V
    250 V
    500 V
    1000 V
    Insulation resistance range20 MΩ / 50 MΩ
    20 MΩ / 100 MΩ
    20 MΩ / 200 MΩ
    20 MΩ / 200 MΩ / 500 MΩ
    20 MΩ / 200 MΩ / 1000 MΩ
    Resolution0.01 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
    Test current1 mA @ 50 kΩ
    1 mA @ 100 kΩ
    1 mA @ 250 kΩ
    1 mA @ 500 kΩ
    1 mA @ 1 MΩ
    Loop and line impedance (ZI)
    Range10 Ω / 0.001 Ω / High current mΩ mode
    Resolution0.01 Ω / 0.1 Ω / 1 Ω
    Prospective earth fault current, PSC test
    Range1000 A / 10 kA (50 kA)
    Resolution1 A / 0.1 kA
    ComputationProspective 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 testing, RCD types tested
    RCD TypeA4, AC¹, G², S³
    Notes¹Responds to AC
    ²General, no delay
    ³Time delay
    4Responds to pulsed signal
    5Responds to smooth DC signal
    Tripping speed test (ΔT)
    Current settings¹10-30-100-300-500-1000 mA – VAR
    10-30-100 mA
    Multiplierx ½, x 1
    x 5
    Measurement rangeRCD Type G310 ms
    50 ms
    RCD Type S510 ms
    160 ms
    Notes¹1000 mA type AC only
    700 mA maximum type A in VAR mode
    VAR mode not available for type B.
    RCD/FI-Tripping Current Measurement/Ramp Test (IΔN)
    Current range30% to 110% of RCD rated current¹
    Step size10% of IΔN²
    Dwell timeType G300 ms/step
    Type S500 ms/step
    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
    Notes¹30% to 150% for Type A IΔN > 10 mA
    30% to 210% for Type A IΔN = 10 mA
    20% to 210% for Type B
    Phase Sequence Indication
    Iconicon phase sequence indicator  Phase Sequence indicator is active.
    General Specifications
    Size (L x W x H)10 x 25 x 12.5 cm
    Weight (incl. batteries)1.3 Kg
    Battery size, quantityType AA, 6 ea.
    SafetyComplies with EN61010-1 Ed 2.0 (2001-02), UL61010, ANSI/ISA –s82.02.01 2000 and CAN/CSA c22.2 No. 1010 2nd edition
    OvervoltageCAT III / 500V; CAT IV 300V
    PerformanceEN61557-1 to EN61557-7 Second Edition and EN61557-10 Second Edition
    • 6x AA (IEC LR6) cell batteries
    • C1600 hard carrying case
    • Zero adapter
    • Heavy duty mains cord
    • STD standard test lead set
    • C1600 hard carrying case
    • Padded carrying and waist strap
    • Quick reference guide
    • TP165X remote control probe and lead

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