4
Chapter 2 Specifications
2.1 Electrical Spec.
Accuracy Class
Quantity of
electricity
Voltage
0.2 %
Electrical energy
Active energy
0.5 %
Current
0.2 %
Reactive energy
0.5 %
Active power
0.5 %
Apparent energy
0.5 %
Reactive power, apparent power
0.5 %
Total harmonics in current
1.0 %
Power Factor
0.5 %
Total harmonics in voltage
1.0 %
Active power demand
0.5 %
Frequency accuracy
0.1 %
Apparent power demand
0.5 %
Reactive power demand
0.5 %
Input
Wiring
method
Single-phase two-wire, 1 CT
Three-phase three-wire,
Δ Delta-connection, 2 CT, 2 PT
Single-phase three-wire, 2 CT
Three-phase three-wire,
Δ Delta-connection, 1 CT, 2 PT
Three-phase three-wire,
Δ Delta-connection, 3 CT, No PT
Three-phase four-wire,
Y-connection, 3 CT, 3 PT
Three-phase three-wire,
Δ Delta-connection, 2 CT, No PT
Three-phase four-wire,
Y-connection, 1 CT, 3 PT
Three-phase three-wire,
Δ Delta-connection, 1 CT, No PT
Three-phase four-wire,
Y-connection, 3 CT, No PT
Three-phase three-wire,
Δ Delta-connection, 3 CT, 2 PT
Three-phase four-wire,
Y-connection, 1 CT, No PT
Voltage
Line voltage: ≦ 600 VAC （L-L）
Phase voltage: ≦ 400 VAC （L-N）
Current
1A / 5A / 333mV
Frequency
45~65 Hz
Operation
Measuring Category：CAT II
Alarm
Alarm parameters selectable
12 kinds of alarms selectable
Max/Min
Main loop: 44/40
Max/Min, Time stamp
Sub loop: 40
Max, Time stamp.
Power
Functional Range
85~264 VAC (Power Consumption 15VA),
100~300 VDC (Power Consumption 5W)
Frequency
Working Power Frequency
50/60 Hz
Communication
Interface
RS-485 Interface
MODBUS-RTU
Baud Rate 1200 / 2400 / 4800 / 9600 / 19200
/ 38400 / 57600 / 115200 bps
Exterior
Dimensions (W x H x D)
118 * 77* 199 mm
IP Protections
IP20