8
Measurement
Number of input channels
Voltage: 3 channels
/
Current: 3 channels
Measurement targets
(50/60Hz)
Single-phase 2-wire (1P2W, 1P2W
5
2 circuits, 1P2W
5
3 circuits)
Single-phase 3-wire (1P3W, 1P3W+I, 1P3W1U, I)
Three-phase 3-wire (3P3W2M, I, 3P3W3M/Y-wiring only)
Three-phase 4-wire (3P4W), Current only: 1 to 3 channels
Simultaneous
power/current
measurement modes
1P3W+I : 1 power circuit and 1 current channel
I : 1 power circuit and 1 current channel
Measurement
items
Voltage
RMS value, fundamental wave value, waveform peak (absolute value), fundamental wave phase angle, frequency (U1)
Current
RMS value, fundamental wave value, waveform peak (absolute value), fundamental wave phase angle
Power
Active power, reactive power, apparent power, power factor, (with lag/lead display) or displacement power factor (with lag/lead display),
active energy (consumption, regeneration, regeneration), reactive energy(lag, lead)
Energy cost display (per-kWh price × power consumption)
Demand
Active power demand value (consumption, regeneration),
reactive power demand value
(lag, lead),
active power demand quantity (consumption, regeneration), reactive power demand quantity (lag, lead),
power factor demand value
Voltage range
400 V AC
Total display area: 5V to 520 V (less than 5 V displays as 0 V)
Effective measurement range: 90 V to 520 V, peak: ±750V [OVER] indicates over-range warning
Current ranges
Load
current
CLAMP ON SENSOR 9660
: 5/10/50/100 A
CLAMP ON SENSOR 9661
: 5/10/50/100/500 A
CLAMP ON SENSOR 9669
: 100/200/1k A
CLAMP ON SENSOR 9694
: 500m/1/5/10/50 A
CLAMP ON SENSOR 9695-02
: 500m/1/5/10/50 A
CLAMP ON SENSOR 9695-03
: 5/10/50/100 A
AC FLEXIBLE CURRENT SENSOR CT9667-01, -02, -03 : 50/100/500 A (500A range)
AC FLEXIBLE CURRENT SENSOR CT9667-01, -02, -03 : 500/1k/5k A (5000A range)
Leakage
current
LEAK CLAMP ON SENSOR 9675
: 50m/100m/500m/1/5 A
LEAK CLAMP ON SENSOR 9657-10
: 50m/100m/500m/1/5 A
Total display range: Within 0.4 to 130% of the range (zero is suppressed for less than 0.4%)
Effective measurement range: Within 5 to 110% of the range [OVER] indicates over-range warning
Power ranges
200.00 W to 6.0000 MW
Depends on voltage/current combination and measured line type (see Measurement Range Configuration Tables)
Total display range: Within 0 to 130% of the range (“0W” display indicates zero rms voltage and/or current)
Effective measurement area: Within 5 to 130% of the range
Measurement accuracy
(50/60Hz)
Voltage : ±1.5% rdg. ±0.2% f.s. (combined accuracy with PW3365-20 + PW9020)
Current : ±0.3% rdg. ±0.1% f.s. + clamp sensor accuracy
Active power : ±2.0% rdg. ±0.3% f.s. + clamp sensor accuracy (power factor = 1)
Calculations
RMS calculation/ fundamental wave calculation
VT ratio settings
Any
0.01 to 9999.99
Selections
1/60/100/200/300/600/700/1000/2000/2500/5000
CT ratio settings
Any
0.01 to 9999.99
Selections
1/40/60/80/120/160/200/240/300/400/600/800/1200
Input methods
Voltage: Isolated inputs using Voltage Sensor PW9020 Current: Isolated input using a clamp-on sensor
Display update rate
Approx. 0.5 sec (except when accessing SD card or internal memory, or during LAN/USB communication)
Measurement method
Digital sampling and zero cross synchronization calculation method
Sampling: 10.24 kHz (2048 points)
Calculation processing
50 Hz: Continuous, gapless measurement at 10 cycles
60 Hz: Continuous, gapless measurement at 12 cycles
A/D converter resolution
16bit
*1
For individual clamp sensors’ accuracy and combined accuracy figures, see pages 10 and 11.
PW3365-20 Specifications
Product guaranteed for one year
No dirt or moisture on insulated wire or voltage sensor
