Loop And Line Impedance (Z I ); No Trip And Hi Current Modes Rcd/Fi; Prospective Earth Fault Current Test (Psc/I K ) - Fluke 1652C User Manual

1652C/1653B/1654B
Users Manual

No Trip and Hi Current Modes RCD/FI

Mains Input Voltage Range
Input Connection (soft key selection)
Limit on Consecutive Tests
Maximum Test Current @ 400 V
Maximum Test Current @ 230 V
Range
10
20
200
2000
Notes
[1] Valid for resistance of neutral circuit <20
must be zeroed before testing.
[2] Valid for mains voltage >200 V.
Prospective Earth Fault Current Test (PSC/I
Computation
Range
Resolution and Units
Accuracy
52
100 - 500 V ac (50/60 Hz)
Loop Impedance: phase to earth
Line impedance: phase to neutral
Automatic shutdown when internal
components are too hot. There is also a
thermal shutdown for RCD tests.
20 A sinusoidal for 10 ms
12 A sinusoidal for 10 ms
Resolution
0.001 Hi Current m mode: (2 % + 15 digits)
No Trip mode: (3 % + 6 digits)
0.01
Hi Current mode: (2 % + 4 digits)
No Trip mode: (3 %)
0.1
Hi Current mode: (2 %)
1 6 %
and up to a system phase angle of 30 . Test leads
Prospective Earth Fault Current (PEFC/I
Short Circuit Current (PSC/I
measured mains voltage by measured loop (L-PE)
resistance or line (L-N) resistance, respectively.
0 to 10 kA or 0 to 50 kA
(See Power-On Options earlier in this manual)
Resolution
I <1000 A
K
I >1000 A
K
Determined by accuracy of loop resistance and mains
voltage measurements.
Accuracy
[2]
) determined by dividing
K
Units
1 A
0.1 kA
[1]
)
K
) or Prospective
K