35 e. appendix: the qna's measurement method, Page no – CIRCUTOR QNA-P Series User Manual

Page 36

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Page no.

35

E.

Appendix: The QNA's measurement method.

Input

: V1-V2

V2-V3
V3-V1

EVERY HALF
CYCLE

EVERY CYCLE

EVERY 10 CYCLES

EVERY 24 HOURS

Vrms

CALCULATION
150 CYCLES

Vrms
CALCULATION
FOR 10 MIN.
AND STORAGE
IN STD FILE

DIP,
OVERVOLTAGE,
INTERRUPTION,
UNBALANCE,
EVQ STORAGE
CALCULATION

UNBALANCE
CALCULATION

UNBALANCE
150 CYCLES

UNBALANCE
CALCULATION
OVER 10 MINUTES
AND STORAGE
IN STD FILE

HARMONICS
AND THD/d
CALCULATION

CnSH HARMONICS
CALCULATION
AND STORAGE
IN STD FILE

MAX CnSH VALUE
CALCULATION
FOR HARMONICS
STATISTICS
H24 FILE

PST
CALCULATION
AND STORAGE
IN STD FILE

FLICKER

Pinst

MEASUREMENT

EVERY 6
SAMPLES

MAX CnVS VALUE
CALCULATION
FOR HARMONICS
STATISTICS
H24 FILE

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