Description
The 42kV three-phase potential transformer is a power measurement device with high sensitivity and accuracy. It is made of all-copper coils with excellent conductivity to provide stable and reliable measurements. With a limit output of 2 x 400VA, it is capable of meeting measurement needs under high load conditions.
Specification
| Model | ATO-JLSZV2-10W | ||
| Phase | Three Phase | ||
| Rated Voltage Ratio | 10000/100V | ||
| Rated Insulation Level | 42kV | ||
| Voltage Accuracy | 0.2 | 2×20VA (Rated secondary output) | |
| 0.5 | 2×50VA (Rated secondary output) | ||
| Rated Primary Current | 7.5-10-15 (A) | 10-15-20 (A) | 15-20-30 (A) |
| Current Accuracy | 0.2 | 10VA (Rated secondary output) | |
| 0.5 | 10VA (Rated secondary output) | ||
| Max.output | 2×400VA | ||
| Net Weight | 150Kg |
Wiring Diagram
Overall Dimension Drawing(unit:mm)
Features
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High precision: Voltage transformers have high output precision and good linearity, which can meet the requirements of highly accurate measurement.
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Good isolation performance: Potential transformer can effectively protect the test instrument and electrical equipment, to ensure electrical safety.
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Strong adaptability: PTs can be applied to different levels of voltage equipment to meet the measurement needs of other occasions.
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Durable: VTs are made of high quality raw materials and precision manufacturing technology, with good durability.
Tips: Voltage transformers vs. transformers
1. Function
- Transformers: These devices are primarily used for changing the voltage level in an electrical circuit. They can step up (increase) or step down (decrease) voltage while maintaining the same frequency.
- Voltage Transformers: Also known as potential transformers (PTs), these devices are specifically designed to step down high voltage to a standardized, safe, and measurable level for monitoring, protection, and control purposes.
2. Voltage Ratio
- Transformers: Transformers can have a wide range of voltage ratios to suit different applications.
- Potential transformers: PTs typically have fixed voltage ratios designed for accurate voltage measurement, usually at a 1:1 ratio or other standardized values.
3. Frequency Handling
- Transformers: Transformers can operate over a broad range of frequencies.
- Voltage Transformers: VTs are typically designed for a specific frequency, such as 50 Hz or 60 Hz, and may not function optimally outside of that range.
4. Load Handling
- Transformers: Transformers are capable of handling various loads, from low to high power.
- Potential transformers: PTs are designed for low-power applications and may not handle heavy loads like power transformers.
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