Input Specifications - Panasonic kw9m User Manual

7.2 Input Specifications

Measured data
Phase/wire system
Applicable power system
Measured frequency
Sampling rate
Input voltage
Impedance
Voltage
Resolution
Power consumption Approx. 0.2VA (L-N; V1/V2/V3 - Vn)
Accuracy
VT ratio
Input current
(with CT)
Max. current
Overload capacity
Current
Resolution
Power consumption Approx. 0.2VA
Accuracy
Power Accuracy
Tempera-
Accuracy
ture
*1 Without error of current transformers (CT) and voltage transformers (VT)
・It measures from 0.1% of CT secondary current.
AC sine
Single-phase two-wire (1P2W) (max.3-circuit)
Single-phase three-wire (1P3W)
Three-phase three wire (3P3W)
Three-phase four-wire (3P4W)
100V system, 200V system, 400V system
50/60Hz
Sampling
Data update
1P2W
1P3W
3P3W
3P4W
2 MΩ or more (L-N; V1/V2/V3 - Vn)
0.01V
0.5%
*1
*1.0% for 3-1 voltage of 1P3W, 3P3W and line voltage of 3P4W.
1.00 to 600.00 (set with setting mode)
*Voltage transformer (VT) is required when you measure a load with
voltage over rated voltage. (Rated secondary voltage of VT is 110V.)
*When it input direct, VT ratio is set to 1.00.
Primary current
Secondary current 1A or 5A (set with setting mode)
10A (200% of the rating)
1000% of the rating for 3s
0.001A
0.5%
*1
*1.0% for 2(N)-phase of 1P3W and 2(S)-phase of 3P3W.
1.0%
*1
Active power
Reactive power
±5.0℃ (after ambient temperature correction with setting mode)
Passing 2 hours or more after energized
1.024MHz (approx.1.0μs)
100ms
L-L 0-500V AC
L-L 0-500V AC
L-N 0-250V AC
L-L 0-500V AC
L-N 0-500V AC
L-L 0-289V AC
4000A or less
Class 1 (IEC 62053-21)
Class 2 (IEC 62053-23)
67
KW9M Eco-POWER METER
(common)