DS Series current transformer,Economical Toroidal CT,Sinking Row Installation
Standard
IEC60044-1 GB1208-2006
Feature
■Settled Mounting: The DS series current transformers feature a settled mounting design, facilitating quick and easy installation in various electrical equipment. This design not only saves installation space but also improves the overall aesthetics and safety of the equipment, ensuring smooth operation even in confined spaces.
■Low Cost: This series of current transformers is widely popular due to its affordable price. By optimizing manufacturing processes and material selection, the DS series effectively reduces production costs while ensuring performance and reliability, making it an ideal choice for projects with limited budgets.
■Rated Primary Current Range: The rated primary current range of the DS series current transformers ranges from 5A to 200A, meeting the needs of various application scenarios. Whether in small equipment or large industrial systems, users can select the appropriate model based on specific current requirements to ensure efficient operation and safe monitoring of the equipment.
The DS series current transformers, with their convenient installation, economical price, and wide current adaptability, have become an indispensable and important component in the field of power monitoring and control.
Technical parameters
|
Rated Frequency |
50/60Hz |
|
Rated Test Voltage |
3kv AC.(1min) |
|
Rated short-time thermal current(lth) |
60ln |
|
Rated dynamic current |
2.5lth |
|
Rated voltage (Um) |
0.72Kv AC. |
|
Continuous overload (ld) |
1.2ln |
|
Operating temperature |
-10°C~50°C |
|
Housing self-extinguishing class |
VO |
|
Safety factor |
FS 5 |
|
Secondary current |
5A/1A |
Scope of application
This series of current transformers is designed with practicality in mind, providing stable current measurement within the rated voltage and frequency range to ensure the safe and efficient operation of power systems. Although the DS series technology is relatively mature, its performance still meets many basic current monitoring and protection needs, making it suitable for use in distribution cabinets, substations, and other power facilities.
The low cost of the DS series current transformers makes them ideal for many small businesses and projects, especially in cost-sensitive situations. Their simple installation and maintenance process also saves users time and manpower, further enhancing their market competitiveness.
The DS series current transformers, with their cost-effectiveness and reliable performance, still hold a place in the power industry and are suitable for various basic current measurement and monitoring applications.

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Model |
Current ratio |
Burden |
|
|
0.5 |
1.0 |
|||
|
DS-20 |
50/5 |
- |
1.5(2T) |
|
|
60/5 |
- |
1.5(2T) |
||
|
75/5 |
- |
1.5 |
||
|
100/5 |
1.5 |
2.5 |
||
|
150/5 |
1.5 |
2.5 |
||
|
200/5 |
2.5 |
3.75 |
||

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Model |
Current ratio |
Burden |
|
|
0.5 |
1.0 |
|||
|
DS-56/30 |
50/5 |
- |
1.5(2T) |
|
|
60/5 |
- |
1.5(2T) |
||
|
75/5 |
- |
1.5 |
||
|
100/5 |
- |
2.5 |
||
|
150/5 |
1.5 |
2.5 |
||
|
200/5 |
2.5 |
3.75 |
||


JDG4-0.5 type voltage transformer,Accuracy class 0.5,designed for voltage measurement and relay protection in indoor AC circuits


