Small size, high accuracy and good consistency Excellent in linearity
Using high conductivity permalloy or noncrystalline
PCB welding and epoxy resin potting
Widely used for high accuracy instruments, transmitters, energy monitorsItem NO.:
PT531
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. |
|
Linear（%） |
Load Resistance |
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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Small size, high accuracy and good consistency Excellent in linearity Using high conductivity permalloy or nanocrystalline PCB welding and epoxy resin potting Widely used for high accuracy instruments, transmitters, energy monitors
Small size, high accuracy and good consistency Excellent in linearity Using high conductivity permalloy or nanocrystalline PCB welding and epoxy resin potting Widely used for high accuracy instruments, transmitters, energy monitors
Small size, high accuracy and good consistency Excellent in linearity Using high conductivity permalloy or nanocrystalline PCB welding and epoxy resin potting Widely used for high accuracy instruments, transmitters, energy monitors
High sensitivity and close to zero load shift Excellent characteristics in temperature and balance Small change of output voltage after large DC impulse A variety of configuration and output characteristics Used for leakage current detection
High sensitivity and close to zero load shift Excellent characteristics in temperature and balance Small change of output voltage after large DC impulse A variety of configuration and output characteristics Used for leakage current detection
﹡High precision current transformer,wide linearity range for output current ﹡Small size and elegant looking ﹡Mount directly to PCB ﹡A variety of configuration and output characteristics ﹡Used for electric metering
High accuracy current transformer ﹡High precision,wide linearity range for output current ﹡Small size and elegant looking ﹡Mount directly to PCB ﹡A variety of configuration and output characteristics
Zero phase current transformer, High sensitivity and close to zero load shift Excellent characteristics in temperature and balance Small change of output voltage after large DC impulse A variety of configuration and output characteristics Used for leakage current detection
IPv6 network supported
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