KYORITSU 6310 Instruction Manual - Manual (Page 286)

16.2 Inst measurement KEW6310
16.3
KEW6310
(6) Item and formula
Apparent power S [VA]
Display digit same to the indication for active power
×1 A V S
Ч =
Ч2
) 2 , 1 ( 1 _ = Ч =
i Ai V i S ，
2 _ 1 _
S S S
+ =
Ч3 ) 3 , 2 , 1 ( 1 _ = Ч =
i Ai V i S ， 3 _ 2 _ 1 _
S S S S
+ + =
1P2W
Ч4
) 4 , 3 , 2 , 1 ( 1 _ = Ч =
i Ai V i S ，
4 _ 3 _ 2 _ 1 _
S S S S S
+ + + =
Ч1
) 2 , 1 ( = Ч =
i Ai Vi Si ，
2 1 S
S S
+ =
1P3W
×2
2 _ 1 _
S S S
+ =
( )
2 _ 2 2 _ 1 2 _ , 1 _ 2 1 _ 1 1 _
S S S S S S
+ = + =
Ч1
) 2 , 1 ( = Ч =
i Ai Vi Si ，
( )
2 1
2
3
S S S
+ =
3P3W
×2
2 _ 1 _
S S S
+ =
(
( )
1 _ 2 1 _ 1
2
3
1 _
S S S
+ =
，
( )
2 _ 2 2 _ 1
2
3
2 _
S S S
+ =
)
Formula
3P3W3A
3P4W
Ч1
) 3 , 2 , 1 ( = Ч =
i Ai Vi Si ，
3 2 1
S S S S
+ + =
Reactive power Q [Var]
Display digit same to the indication for active power
Mark - : leading phase (current phase against voltage)
+ : lagging phase (ditto)
×1
2 2
P S Q
− =
×2 ( )
2 , 1 _ _ _ 2 2 = − =
i i P i S i Q ，
2 _ 1 _
Q Q Q
+ =
×3 ( )
3 , 2 , 1 _ _ _ 2 2 = − =
i i P i S i Q ，
3 _ 2 _ 1 _
Q Q Q Q
+ + =
1P2W
×4 ( )
4 , 3 , 2 , 1 _ _ _ 2 2 = − =
i i P i S i Q ，
4 _ 3 _ 2 _ 1 _
Q Q Q Q Q
+ + + =
×1
( )
2 , 1 2 2 = − =
i Pi Si Qi ，
2 1 Q
Q Q
+ =
1P3W
×2
2 _ 1 _
Q Q Q
+ =
( )
2 _ 2 2 _ 1 2 _ , 1 _ 2 1 _ 1 1 _
Q Q Q Q Q Q
+ = + =
×1
( )
2 , 1 2 2 = − =
i Pi Si Qi ，
2 1 Q
Q Q
+ =
3P3W
×2
2 _ 1 _
Q Q Q
+ =
( )
2 _ 2 2 _ 1 2 _ , 1 _ 2 1 _ 1 1 _
Q Q Q Q Q Q
+ = + =
Formula
3P3W3A
3P4W ×1
( )
3 , 2 , 1 2 2 = − =
i Pi Si Qi ，
3 2 1
Q Q Q Q
+ + =