Fluke 1745-BASIC, User Manual

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Power Quality Logger
Technical Specifications
49
Power P, S, |P|
Active power P As per EN 61036, class 2
Distorting power D As per EN 61268, class 2 (A-version only)
Max value Highest value per interval
Min value Smallest value per interval
Phase uncertainty < 0.3 degrees
Conditions Conductor centered within clamp jaws or
Flexi Set.
Harmonics (Logging Function A Only)
V
m
, I
m
, THDV, THDI per IEC/EN 61000-4-7, class B
Voltage harmonics (function A)
intrinsic uncertainty: For V
m
< 3 % V
N
: < 0.15 % V
N
For V
m
≥
3 % V
N
: < 5 % V
m
Current harmonics (function A)
Intrinsic uncertaintyi For I
m
< 10 % I
N
: < 0.5 % I
N
For I
m
≥ 10 % I
N
: < 5 % I
m
THD V (function A) intrinsic
uncertainty at V
N
For THD V < 3 %: < 0.15 %
For THD V ≥ 3 %: < 5 %
THD V (function P) intrinsic
uncertainty at V
N
For THD V < 3 %: < 1 %
For THD ≥ 3 %: < 5 %
THD I (functions A, P) intrinsic
uncertainty at I
I
For THD I < 3 %: < 2 %
For THD I ≥ 3 %: < 5 %
Statistics
Frequency 42 classes for 10 s mean values
Ripple-control signals.
Interharmonics 21 classes for 3 s mean values.
Analysis of logging data
Programming and analysis is done by PQ Log software on PC.
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