Model 143MR Current Transformer
Introducing the Model 143MR Current Transformer, a high-quality and reliable solution designed to meet the demanding needs of electrical measurement and protection applications. and brought to you by Spectrum Industries, this current transformer exemplifies precision engineering and durability, making it an essential component for professionals seeking accurate current measurement in various industrial and commercial settings.
Overview
Introducing the Model 143MR Current Transformer, a high-quality and reliable solution designed to meet the demanding needs of electrical measurement and protection applications. and brought to you by Spectrum Industries, this current transformer exemplifies precision engineering and durability, making it an essential component for professionals seeking accurate current measurement in various industrial and commercial settings.
The Model 143MR is engineered to provide excellent accuracy and stability across a wide range of operating conditions. Its robust construction ensures long-term performance, even in challenging environments, while its compact design allows for easy installation and integration into existing systems. Whether used for metering, relaying, or other electrical measurement tasks, this current transformer offers dependable performance that you can trust.
a global leader in electrical equipment and solutions, the Model 143MR benefits from decades of expertise and innovation in the field. Spectrum Industries ensures that each unit meets stringent quality standards, delivering a product that combines reliability with ease of use. With its precise current transformation capabilities, the Model 143MR helps ensure the safety, efficiency, and accuracy of your electrical systems. Whether upgrading existing infrastructure or designing new installations, this current transformer is a smart choice for professionals seeking top-tier performance from a trusted manufacturer.
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Product Specifications
- Frequency
- 50–400 Hz
- Insulation BIL
- 10 kV
- Weight
- 60 lbs
- Application
- Protection
- Standards
- UL, ANSI/IEEE C57.13, IEC 44-1
- Window Diameter
- 7.31 in
- Insulation Voltage Class
- 600 Volts
- Terminal Type
- Brass screws No. 10-32 with one flatwasher and lockwasher
- Mounting Bracket Kit
- 0221B00775
- Winding Configuration
- Multi-ratio, turns fully distributed between all taps
- Excitation Data
- Available upon request
Specification Table
| Relay Class | Thermal Rating Factor @ 30°C | Thermal Rating Factor @ 55°C |
|---|---|---|
| C200 | 2 | 1.5 |
| C400 | 1.5 | 1 |
| C400 | 1.33 | 1 |
| C800 | 1 | 0.8 |
| C800 | 1 | 0.6 |
| C800 | 1 | 0.6 |
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