Hioki PW3360-20, Instruction Manual

Page: 194 / 224

12.5 Calculation Formulas
186
Demand value, Pulse input
Wiring
setting
Item
Single-phase
2 wire
Single-phase
3 wire
Three-phase
3 wire
Three-
phase
4 wire
1P2W 1P3W 1P3W1U 3P3W2M 3P3W3M 3P4W
Active power
demand value
(consumption)
P dem+[W]
P dem+ = (+)
• h: Interval duration
• P(+): Only the consumption component of active power (positive component) is used.
Active power
demand value
(regeneration)
P dem-[W]
P dem- = (-)
• h: Interval duration
• P(-): Only the regeneration component of active power (negative component) is used.
Reactive
power
demand value
(Lag)
Q dem_LAG
[var]
Q dem_LAG = (LAG)
• h: Interval duration
• Q(LAG): Only the lag component of reactive power is used.
Reactive
power
demand value
(Lead)
Q dem_LEAD

[var]
Q dem_LEAD = (LEAD)
• h: Interval duration
• Q(LEAD): Only the lead component of reactive power is used.
Power factor
demand value
PF
dem[ ]
PF dem =
Pulse input
P in
[Unit: user-
specified]
P in = Pulse×Sc
• Pulse: Pulse input count value during the interval duration
• Sc: Scaling setting (user-specified, 0.001 to 100.000)
1
h
---
P
1
h

1
h
---
P
1
h

1
h
---
Q
1
h

1
h
---
Q
1
h

(
P
dem+)
2
+ (
Q
dem_LAG)
2
P dem+