(1)、Small in size, high precision, excellent uniformity.
(2)、Wide limitation standard, strong resistance to saturation.
(3)、Flexible installation, both the PCB mode and the connection way are available for installation.
b. Electrical Parameters:
(1)、Rated input current (Lin)：0-20A (According to customer requirements)
(2)、Rated output current(Lin):0-20mA (According to customer requirements)
(3)、Max overload current(Lin): 20×Iin
(4)、Non-linearity: Ratio difference ＜±0.1%; Angle difference ＜±5′
(5)、Load resistance: ≤20Ω
(6)、Power frequency withstand voltage: 4kV 2mA 1min
(7)、Operation temperature: -400C～+850C(6)
(8)、Insulation resistance: 500MΩ @500VDC
Transformers Dedicated in Watt-hour Meters "" />
a. xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" />
(1)、Small in size, high precision, excellent uniformity.
(2)、Wide limitation standard, strong resistance to saturation.
(3)、Flexible installation, both the PCB mode and the connection way are available for installation.
b. Electrical Parameters:
(1)、Rated input current (Lin)：0
(2)、Rated output current(Lin):0-20mA (According to customer requirements)
(3)、Max overload current(Lin): 20×Iin
(4)、Non-linearity: Ratio difference ＜±0.1%; Angle difference ＜±5′
(5)、Load resistance: ≤20Ω
(6)、Power frequency withstand voltage: 4kV 2mA 1min
(7)、Operation temperature:
(8)、Insulation resistance: 500MΩ @500VDC
C.Technical parameters of commonly used product specifications
|
Commodity |
Specifications |
Primary current |
Secondary current |
Overload multiple |
Linearity |
(Ω) Load | |
|
(±%) Ratio difference |
(±%) Phase displancement | ||||||
|
CTs |
10(40)A/10mA |
10 |
10 |
4 |
＜0.1 |
≤5 |
＜20 |
|
10(60)A/10mA |
10 |
10 |
6 |
＜0.1 |
≤5 |
＜20 | |
|
10(60)A/4mA |
10 |
4 |
6 |
＜0.1 |
≤5 |
＜20 | |
|
10(60)A/4mA |
10 |
4 |
6 |
＜0.1 |
≤5 |
＜20 | |
|
5(60)A/2.5mA |
5 |
2.5 |
12 |
＜0.1 |
≤5 |
＜20 | |
|
5(60)A/2mA |
5 |
2 |
12 |
＜0.1 |
≤5 |
＜20 | |
|
5(80)A/5mA |
5 |
5 |
16 |
＜0.1 |
≤5 |
＜20 | |
|
20(100)A/20mA |
20 |
20 |
5 |
＜0.1 |
≤5 |
＜20 | |
|
5(40)A/5mA |
5 |
5 |
8 |
＜0.1 |
≤5 |
＜20 | |
|
15(60)A/10mA |
15 |
10 |
4 |
＜0.1 |
≤5 |
＜20 | |
|
5(30)A/5mA |
5 |
5 |
6 |
＜0.1 |
≤5 |
＜20 | |
|
20(80)A/10mA |
20 |
10 |
4 |
＜0.1 |
≤5 |
＜20 | |
|
10(100)A/10mA |
10 |
10 |
10 |
＜0.1 |
≤5 |
＜20 | |
|
5(20)A/5mA |
5 |
5 |
4 |
＜0.1 |
≤5 |
＜20 | |
|
The Triple CTs |
0.3(1.2)A/5mA |
0.3 |
5 |
4 |
＜0.1 |
≤5 |
＜20 |
|
0.5(2)A/5mA |
0.5 |
5 |
4 |
＜0.1 |
≤5 |
＜20 | |
|
1(4)A/5mA |
1 |
5 |
4 |
＜0.1 |
≤5 |
＜20 | |
|
1.5(6)A/5mA |
1.5 |
5 |
4 |
＜0.1 |
≤5 |
＜20 | |
|
2.5(10)A/5mA |
2.5 |
5 |
4 |
＜0.1 |
≤5 |
＜20 | |
Note: The above specifications are stock products’ specifications. We can also design for customers according to their requirements.