Current transformer is an important type of measuring transformer, mainly used to convert large current into small current in proportion for measurement, protection and control. Our current transformers adopt advanced electromagnetic induction technology, using high-quality iron cores with high magnetic permeability and high-performance winding materials. They have high conversion accuracy and good linearity, and can provide accurate current signals for the power system. They are essential key equipment for power measurement and monitoring.
Product Advantages and Features
1. High precision measurement: using advanced winding technology and high-quality magnetic materials, the accuracy level can reach 0.2S, and the current can be accurately measured. Within the rated current range, the measurement error is controlled within ± 0.2%, providing reliable data for power measurement.
2. Wide range: The range covers from 5A to 5000A, meeting the measurement needs of different power systems and equipment. Whether it is small civilian equipment or large industrial facilities, they can find suitable ranges and have a wide range of applications.
3. Good anti-interference ability: adopting special shielding technology to effectively resist external electromagnetic interference, ensuring stable and accurate current signal output in complex electromagnetic environments, and ensuring stable operation of the power system.
4. High insulation performance: The insulation material is made of high-quality epoxy resin, with an insulation level of 35kV, which can effectively prevent leakage and breakdown phenomena, ensure equipment and personnel safety, and adapt to power systems of different voltage levels. (Keywords: high insulation current transformer, safe and reliable)
5. Long life and stable operation: After rigorous aging and durability testing, the average time between failures exceeds 100000 hours. Key components are made of wear-resistant and corrosion-resistant materials, reducing maintenance frequency and lowering usage costs.
Technical Parameter
Serial Number | Name | Unit | Standard Parameter Values |
1 | Highest Voltage For Equipment | KV | 12 |
2 | Rated Short-Time Power Frequency Withstand Voltage | KV | 42 |
3 | Rated Lightning Impulse Withstand Voltage | KV | 75 |
4 | Rated Primary Current | A | 600 |
5 | Rated Secondary Current | A | 5 |
6 | Rated Output Standard Value | VA | 10,15 |
7 | Accuracy Class | 0.2S, 10P | |
8 | Instrument Security Factor | FS10 | |
9 | Accuracy Limit Factor | 10 | |
10 | Rated Continuous Thermal Current | A | 720 |
12 | Insulation Material Grade | E | |
13 | Rated Short-Term Thermal Current | KA | 36 |
14 | Rated Dynamic Stable Current | KA | 90 |
15 | Rated Short-Circuit Duration | S | 1 |
Application Scenarios
1. Power plant: used to measure and monitor the output current of generators, helping operators to grasp the power generation situation in real time, ensuring stable operation of power generation equipment, and guaranteeing reliable power output.
2. Substation: In the substation, precise measurement and monitoring of incoming and outgoing line currents are carried out to provide data support for power dispatch and distribution, ensuring the safe and stable operation of the power grid.
3. Industrial enterprises: In factories, monitoring the current of various production equipment can timely detect potential equipment failures, achieve preventive maintenance of equipment, and improve production efficiency.
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