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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+
Содержание PW3360-20
Страница 2: ......
Страница 66: ...3 8 Verifying Correct Wiring Wiring Check 58 ...
Страница 104: ...7 2 Settings That Can Be Added to Quick Set Settings 96 ...
Страница 120: ...8 8 Formatting the SD Memory Card or Internal Memory 112 ...
Страница 166: ...11 4 Outputting a Pulse Signal 158 ...
Страница 210: ...13 4 Disposing of the Instrument 202 ...
Страница 218: ...A8 ...
Страница 222: ...Index Index 4 ...
Страница 223: ......
Страница 224: ......