Fluke Fluke-1664FC Installation Multifunction Tester

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

Continuity testing (RLO)

Range (autoranging)

20 Ω / 200 Ω / 2000 Ω

Resolution

0.01 Ω / 0.1 Ω / 1 Ω

Open Circuit Voltage

>4 V

Insulation resistance measurement (RISO)

Test voltages

50-100-250-500-1000 V

Accuracy of test voltage (at rated test current)

+10%, -0%

Test voltage

50 V

100 V

250 V

500 V

1000 V

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

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

Test current

1 mA @ 50 kΩ

1 mA @ 100 kΩ

1 mA @ 250 kΩ

1 mA @ 500 kΩ

1 mA @ 1 MΩ

Loop and line impedance (ZI)

Range

10 Ω (Hi current mΩ mode)/20 Ω/200 Ω/2000 Ω

Resolution

0.001 Ω/ 0.01 Ω/ 0.1 Ω/1 Ω

Prospective earth fault current, PSC test

Range

1000 A / 10 kA (50 kA)

Resolution

1 A / 0.1 kA

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 testing, RCD types tested

RCD Type

AC¹

G²,S³

Model 1663

A4, AC¹, G²,S³

Model 1664 FC

A, AC, B5, S

Notes

¹Responds to AC

²General, no delay

³Time delay

⁴Responds to pulsed signal

⁵Responds to smooth DC signal

Tripping speed test (ΔT)

Current settings¹

10-30-100-300-500-1000 mA – VAR

10-30-100 mA

Multiplier

x ½, x 1

x 5

VAR Mode Type B - 6, 60, 200 mA

Measurement range

RCD Type G

310 ms

50 ms

RCD Type S

510 ms

160 ms

EV / RDC-DD

6 mA - 10s

60 mA - 0.3s

200 mA - 0.1s

Notes

¹1000 mA type AC only

700 mA maximum type A in VAR mode

The VAR Mode at RCD type B (smooth DC currents) generates the test currents acc. to IEC 62955 for RCD type A-EV or RDC-DD (6/60/200 mA and ramp <2 to 6 mA).

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

Current range

30% to 110% of RCD rated current¹

<2 mA to 6 mA smooth DC³

Step size

10% of IΔN²

Linear rising within 30 s

Dwell time

RCD Type G

300 ms/step

RCD Type S

500 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

Notes

¹30% to 150% for Type A IΔN > 10 mA

30% to 210% for Type A IΔN = 10 mA

20% to 210% for Type B

²5% for Type B

³For RCD type A-EV/RDC-DD acc. to IEC 62955 

Earth Resistance Test (RE)

Range

200 Ω / 2000 Ω

Resolution

0.1 Ω / 1Ω

Frequency

128 Hz

Output Voltage

25 V

Phase Sequence Indication

Icon

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, quantity

Type AA, 6 ea.

Sealing

IP-40

Safety

Complies with EN/IEC 61010-1 and EN/IEC 61010-2-034

Overvoltage

CAT III / 500V; CAT IV 300V

Performance

EN61557-1 to EN61557-7 and EN61557-10