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 / 0.001 Ω / High current mΩ mode
Resolution
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.
Fluke-1662
OVERVIEW & SPECIFICATION
The Fluke 1662 gives you Fluke reliability, simple operation and all the testing power you need for day-in, day-out installation testing.
Measurement function
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
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 / 0.001 Ω / High current mΩ mode
Resolution
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.