Low price high accuracy voltage transformer PT531
Voltage transformer is used to change the voltage,mainly used to supply power for the measuring instrument and the relay protection device,also used for measuring the voltage, power and electric energy in the line, or to protect the valuable equipment,transformer and motor from line fault.
Rated Current :30A
DC Resistance at 25℃: 145±10%Ω
Dielectric Withstanding Voltage(Hi-pot): 2500Vrms
Inductance: △I≤0.05mA
Electrical Characteristic
|
Model No.
|
Current Ratio
|
Linear（%）
|
Load Resistance
(Ω)
|
Dimension(Unit: mm/inch)
|
|
A
|
B
|
C
|
D
|
E
|
F
|
G
|
PIN
|
|
PT519
|
1mA/1mA
|
0.2,0.5
|
100
|
5.7
|
19
|
18.2
|
7.8
|
7.2
|
14.2
|
4.5
|
0.8
|
|
0.224
|
0.748
|
0.717
|
0.307
|
0.283
|
0.559
|
0.177
|
0.031
|
|
PT526
|
2mA/2mA
|
0.2,0.5
|
200
|
5.8
|
19
|
18.2
|
7.8
|
14.2
|
5.3
|
4.7
|
0.64
|
|
0.228
|
0.748
|
0.717
|
0.307
|
0.559
|
0.209
|
0.185
|
0.025
|
|
PT531
|
2mA/2mA
|
0.2,0.5
|
200
|
23.2
|
12.5
|
25.5
|
12.5
|
10
|
15
|
3.5
|
0.8
|
|
0.913
|
0.492
|
1.004
|
0.492
|
0.394
|
0.591
|
0.138
|
0.031
|
|
PT551
|
2mA/2mA
|
0.2,0.5
|
200
|
18.6
|
21.6
|
12.8
|
10
|
20.4
|
4.5
|
—
|
0.8
|
|
0.732
|
0.850
|
0.504
|
0.394
|
0.803
|
0.177
|
0.031
|
Output voltage and Turns / resistor graph
Testing
Packing and Shipping
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