Specification:
Item No : WPE (LCD display)
Rated voltage (Un) 3x220/380V
Working voltage 181/279 – 300/500V AC (3~)
Rated current (Ib) 1.5A 5A 10A 15A 20A 30A
Max current (Imax) 6A 20A 40A 60A 80A 100A
start current ≤0.004b
Withstands overcurrent: 30Imax 0.01s
workiing frequency: 50Hz±10%
Internal power consumption: ≤2W / 10VA
Pulse constant: 400imp 1600imp
RS485 port 15(A)and 16（B）or 2（A）and3（B）
data saved time >20 years
LCD display type, after power on the display type is as follows:
|
PAGE 1 dispalys ID ADDRESS: Add 001 |
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page 2 displayes baud rate: bd 9600 |
|
page 3 displays meter parameters CoSE 1600imp |
The fourth screen often significant
|
page 4 displayes the total electronic amount: 000000.00 kWh |
Three-phase balanced load
0.05Ib Cosφ = 1 ±1.5%
0.1Ib Cosφ = 0.5L ±1.5%
Cosφ = 0.8C ±1.5%
0.1Ib -
Imax Cosφ = 1 ±1.0%
0.2Ib -
Imax Cosφ = 0.5L ±1.0%
Cosφ = 0.8C ±1.0%
Single-phase unbalanced load
0.1Ib -
Imax Cosφ = 1 ±2.0%
Parameters:
|
|
Terminal |
Remark |
|
L1/L1 |
Ia input/output |
|
|
L2/L2 |
Ib input/output |
|
|
L3/L3 |
Ic input/output |
|
|
2/3 |
RS485 port |
|
|
4/5 |
pulse port |
|
|
Terminal |
Remark |
|
L1/L1 |
Ia input/ output |
|
|
L2/L2 |
Ib input/output |
|
|
L3/L3 |
Ic input/output |
|
|
6/7/8/N |
A voltage/B voltage/C voltage/N neutral line |
|
|
N |
Neutral line |
|
|
2/3 |
RS485 port |
|
|
4/5 |
pulse port |
