| Model |
1662 |
1663 |
1664 FC |
| Measurement Function |
| Insulation-PreTest ™ safety function NEW |
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| Insulation at L-N, L-PE, N-PE inputs NEW |
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| Auto Test sequence NEW |
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| Loop and line resistance—mΩresolution |
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| Continuity at L-N, L-PE, N-PE inputs NEW |
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| Test smooth dc sensitive RCDs (Type B/B+) |
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| Earth resistance |
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| Voltage trms (ac and dc) and frequency |
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| Wiring polarity checker, detects broken PE and N wires |
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| Insulation resistance |
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| Continuity and resistance |
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| Measure motor windings with continuity test (@ 10 mA) |
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| Loop and line resistance |
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| Prospective Earth Fault Current (PEFC/IK) |
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| Prospective Short-Circuit Current (PSC/IK) |
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| RCD trip time |
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| RCD trip current (ramp test) |
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| Measures trip time and current for RCD type A and AC in one test |
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| RCD variable test current |
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| Automatic RCD test sequence |
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| Phase sequence test |
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| Other features |
| Fluke Connect ® compatibility NEW |
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| ShareLive ™ calling NEW |
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| Fluke Cloud ™ storage NEW |
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| On/Off switchable Auto Start for RCD and Looptest NEW |
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| Self-test |
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| Illuminated display |
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| Memory, interface |
| Z Max memory NEW |
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| Memory |
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| IR-USB and BLE interface (use with optional Fluke DMS software and FVF) |
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IR-USB |
IR-USB/BLE |
| Included Accessories |
| Heavy duty mains cord with single input connector NEW |
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| Hard case |
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| Remote control probe |
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| Zero adapter |
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| General specifications |
| Specification |
Characteristic |
| Size |
10 cm (L) x 25 cm (W) x 12.5 cm (H) |
| Weight (incl. batteries) |
approx. 1.3 kg |
| Battery size, quantity |
1.5 V type AA (IEC LR6), 6 pcs. |
| Sealing |
IP 40 |
| Safety |
Complies with IEC/EN61010-1, UL61010, ANSI/ISA –s82.02.01 and
CAN/CSA c22.2 No. 1010 |
| Overvoltage |
CAT III 500 V, CAT IV 300 V |
| Performance |
EC/EN61557-1 to IEC/EN61557-7 and IEC/EN61557-10 |
| AC and DC voltage measurement trms |
| Range |
Resolution |
Input Impedance |
Overload Protection |
| 500 V |
0.1 V |
3.3 MΩ |
660 V rms |
| Continuity testing (R LO ) |
| Range (Autoranging) |
Resolution |
Open Circuit Voltage |
| 20 Ω/200 Ω/2000 Ω |
0.01 Ω/0.1 Ω/1 Ω |
> 4 V |
| Insulation resistance measurement (R ISO ) |
| Test voltages |
| 1662 |
1663/1664 FC |
| 100-250-500-1000 V |
50-100-250-500-1000 V |
| Test Voltage |
Insulation Resistance Range |
Resolution |
Test Current |
| 50 V |
20 MΩ/50 MΩ |
0.01 MΩ/0.1 MΩ |
1 mA @ 50 kΩ |
| 100 V |
20 MΩ/100 MΩ |
0.01 MΩ/0.1 MΩ |
1 mA @ 100 kΩ |
| 250 V |
20 MΩ/200 MΩ |
0.01 MΩ/0.1 MΩ |
1 mA @ 250 kΩ |
| 500 V |
20 MΩ/200 MΩ/500 MΩ |
0.01 MΩ/0.1 MΩ/1 MΩ |
1 mA @ 500 kΩ |
| 1000 V |
20 MΩ/200 MΩ/1000 MΩ |
0.01 MΩ/0.1 MΩ/1 MΩ |
1 mA @ 1 MΩ |
| Insulation pretest |
| Insulation safety pretest |
Requires to connect the Tester to L, N and PE. |
| Loop and line impedance (Z I ) |
| Range |
Resolution |
| 10 Ω(Hi current mΩmode)/20 Ω/200 Ω/2000 Ω |
1 mΩ/ 0.01 Ω/ 0.1 Ω/1Ω |
| Prospective earth fault current, PSC test |
| Range |
Resolution |
| 1000 A/10 kA (50 kA) |
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 |
|
Model 1662 |
Model 1663/1664 FC |
| AC1 |
G2, S3 |
A/F4, AC1, G2, S3 |
A/F, AC, B/B+5, G, S |
| 1Responds to AC. 2General, no delay. 3Time delay. 4Responds to pulsed signal. 5Responds to smooth DC signal. |
| RCD trip time test (▵T) |
| Current Settings1 |
Multiplier |
Measurement Range |
| RCD Type G |
RCD Type S |
| 10-30-100-300-500-1000 mA – VAR |
x ½, x 1 |
310 ms |
510 ms |
| 10-30-100 mA |
x 5 |
50 ms |
160 ms |
| 11000 mA type AC only. 700 mA maximum type A in VAR mode, VAR mode not available for type B. |
| RCD trip current measurement/ramp test (I ▵N) |
| Current Range |
Step Size |
Dwell Time |
Measurement Accuracy |
| Type G |
Type S |
| 30 % to 110 % of RCD rated current1 |
10 % of I ▵N 2 |
300 ms/step |
500 ms/step |
± 5 % |
Notes
30 % to 210 % for Type A I▵N = 10mA
20 % to 210 % for Type B |
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 |
| 130 % to 150 % for Type A I▵N > 10 mA. 25 % for Type B |
| Earth resistance test (RE) Model 1664 FC and 1663 only |
| Range |
Resolution |
Frequency |
Output Voltage |
| 200 Ω/2000 Ω |
0.1 Ω/1Ω |
128 Hz |
25 V |
| Phase sequence indicaton |
| Icon |
Range |
Display |
| Phase Sequence indicator is active |
100 to 500 V |
“1-2-3”: or “3-2-1” |