Model 780 Current Transformer
Introducing the Model 780 Current Transformer, a precision-engineered product, brought to you by Spectrum Industries. Designed to meet the demanding needs of electrical measurement and protection, this current transformer offers exceptional accuracy and reliability for a wide range of industrial and commercial applications. Whether you're monitoring power systems, performing maintenance, or conducting detailed analyses, the Model 780 provides the dependable performance required to ensure optimal operation.
Overview
Introducing the Model 780 Current Transformer, a precision-engineered product, brought to you by Spectrum Industries. Designed to meet the demanding needs of electrical measurement and protection, this current transformer offers exceptional accuracy and reliability for a wide range of industrial and commercial applications. Whether you're monitoring power systems, performing maintenance, or conducting detailed analyses, the Model 780 provides the dependable performance required to ensure optimal operation.
a global leader in electrical equipment and technology, the Model 780 embodies decades of innovation and engineering excellence. Its robust construction and advanced design features enable it to deliver precise current measurements while maintaining durability in challenging environments. Spectrum Industries takes pride in offering this high-quality product, ensuring that customers receive a device that not only meets industry standards but exceeds expectations for performance and longevity.
The Model 780 Current Transformer is versatile and easy to install, making it suitable for various applications including metering, protective relays, and control systems. Its compact size and user-friendly design facilitate seamless integration into existing setups, providing accurate data essential for efficient system management. With Spectrum Industries' commitment to quality and our legacy of technological innovation, the Model 780 stands out as a reliable solution for your electrical measurement needs.
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Product Specifications
- Frequency
- 50–400 Hz
- Insulation BIL
- 10 kV
- Weight
- 30 lbs
- Application
- Metering, Protection
- Standards
- UL, ANSI/IEEE C57.13, IEC 44-1
- Insulation Rated Voltage
- 0.6 kV
- Window Diameter
- 6.50 in
- Secondary Terminals
- Brass screws No. 10-32 with one flat washer, lockwasher, and regular nut
- Revenue Metering Approval
- Approved for revenue metering by Industry Canada No. AE-0656
- Excitation Data
- Available upon request
Specification Table
| Primary A | Secondary A | Ratio (display) | Relay Class | ANSI Metering Class | Thermal Rating Factor @ 30°C | Thermal Rating Factor @ 55°C |
|---|---|---|---|---|---|---|
| 50 | 5 | 50:5 | — | — | 2 | 1.5 |
| 75 | 5 | 75:5 | C10 | — | 2 | 1.5 |
| 100 | 5 | 100:5 | C10 | 1.2B0.1 | 2 | 1.5 |
| 150 | 5 | 150:5 | C20 | 0.6B0.1 | 2 | 1.5 |
| 200 | 5 | 200:5 | C20 | 0.6B0.2 | 2 | 1.5 |
| 250 | 5 | 250:5 | C20 | 0.6B0.5 | 2 | 1.5 |
| 300 | 5 | 300:5 | C20 | 0.3B0.1 | 2 | 1.5 |
| 400 | 5 | 400:5 | C50 | 0.3B0.2 | 2 | 1.5 |
| 500 | 5 | 500:5 | C50 | 0.3B0.5 | 2 | 1.5 |
| 600 | 5 | 600:5 | C100 | 0.3B0.9 | 2 | 1.5 |
| 800 | 5 | 800:5 | C100 | 0.3B0.9 | 2 | 1.5 |
| 1000 | 5 | 1000:5 | C100 | 0.3B1.8 | 2 | 1.5 |
| 1200 | 5 | 1200:5 | C200 | 0.3B1.8 | 2 | 1.5 |
| 1500 | 5 | 1500:5 | C200 | 0.3B1.8 | 1.5 | 1.33 |
| 1600 | 5 | 1600:5 | C200 | 0.3B1.8 | 1.5 | 1.33 |
| 2000 | 5 | 2000:5 | C200 | 0.3B1.8 | 2 | 1.5 |
| 2500 | 5 | 2500:5 | C200 | 0.3B1.8 | 1.5 | 1.33 |
| 3000 | 5 | 3000:5 | C200 | 0.3B1.8 | 1.5 | 1.33 |
| 3200 | 5 | 3200:5 | C200 | 0.3B1.8 | 1.5 | 1.33 |
| 3500 | 5 | 3500:5 | C200 | 0.3B1.8 | 1.5 | 1.33 |
| 4000 | 5 | 4000:5 | C200 | 0.3B1.8 | 1 | — |
| 5000 | 5 | 5000:5 | C200 | 0.3B1.8 | 1 | — |
| 6000 | 5 | 6000:5 | C200 | 0.3B1.8 | 0.8 | — |
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