Apparent power energy -ws[vah, Reactive power energy -wq [varh, Duration of integration – KYORITSU 6315 Instruction Manual User Manual

Page 144: Sh wsc 1, Qh c wqc 1, Qh c wqi 1

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KEW6315

Items measured at Integration measurement

KEW6315

- 142 -

Apparent power energy -WS[VAh]

Displayed digit

6-digit, Unit: m, k, M, G, T (harmonized with

WS

+

)

Display area

0.00000mVAh - 9999.99TVAh (harmonized with

WS

+

)

* “OL” is displayed when the display area is exceeded.

Equation

( )





=

i

ci

S

h

WSc

1

h: integration period (3600 sec), c: Measurment channel, i: Data point no.

1P2W-1 to 4

-WS

1

, -WS

2

, -WS

3

, -WS

4

, -WS

sum

1P3W(3P3W)-1

to 2

-WS

1

, -WS

2

, -WS

sum1

-WS

3

, -WS

4

, -WS

sum2

-WS

sum

3P3W3A(3P4W)

-WS

1

, -WS

2

, -WS

3

, -WS

sum

Reactive power energy -WQ [Varh]

Displayed digit

6-digit, Unit: m, k, M, G, T (harmonized with

WS

+

)

Display area

0.00000mvarh - 9999.99Tvarh (harmonized with

WS

+

)

* “OL” is displayed when the display area is exceeded.

Equation


Leading
phase

(

)





+

=

i

ci

Q

h

c

WQc

1

_


Lagging
phase

(

)





=

i

ci

Q

h

c

WQi

1

_

h: integration period (3600 sec), n: System No., c: Measurement channel,

i: Data point no. * where: Lagging phase: Q >0, Leading phase: Q < 0

1P2W-1 to 4

-WQ

1

, -WQ

2

, -WQ

3

, -WQ

4

, -WQ

sum

1P3W(3P3W)-1

to 2

-WQ

1

, -WQ

2

, -WQ

sum1

-WQ

3

, -WQ

4

, -WQ

sum2

-WQ

sum

3P3W3A(3P4W)

-WQ

1

, -WQ

2

, -WQ

3

, -WQ

sum

Duration of integration

Display area

00:00:00 (0 sec) - 99:59:59 (99 h 59 min 59 sec) ,

0100:00

- 9999:59 (9999 h 59 min) ,

010000

- 999999 (999999 h) * Displayed time will transit in series.


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