Model 144 Current Transformer
Introducing the Model 144 Current Transformer, a precision-engineered product proudly and distributed by Spectrum Industries. Designed to deliver accurate current measurements in a variety of electrical applications, this current transformer is an essential component for professionals seeking reliable and high-quality instrumentation. Whether used in industrial, commercial, or research settings, the Model 144 provides consistent performance, ensuring that your electrical systems operate safely and efficiently.
Overview
Introducing the Model 144 Current Transformer, a precision-engineered product proudly and distributed by Spectrum Industries. Designed to deliver accurate current measurements in a variety of electrical applications, this current transformer is an essential component for professionals seeking reliable and high-quality instrumentation. Whether used in industrial, commercial, or research settings, the Model 144 provides consistent performance, ensuring that your electrical systems operate safely and efficiently.
a global leader in electrical and electronic solutions, the Model 144 Current Transformer benefits from decades of engineering expertise and innovation. Its robust construction and precise calibration make it suitable for a wide range of current measurement tasks, from monitoring power systems to testing electrical equipment. The transformer’s design emphasizes durability and ease of use, allowing technicians and engineers to obtain accurate readings with minimal setup time.
Spectrum Industries is proud to offer this exceptional product, ensuring that customers receive a dependable solution backed by ’s reputation for quality. The Model 144’s compatibility with various measurement instruments and its reliable performance make it a valuable addition to any electrical testing or monitoring toolkit. With Spectrum Industries’ commitment to customer satisfaction and technical support, you can trust that your investment in the Model 144 Current Transformer will serve your needs for years to come.
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Product Specifications
- Frequency
- 50–400 Hz
- Insulation BIL
- 10 kV
- Weight
- 40 lbs
- Application
- Metering, Protection
- Standards
- UL, ANSI/IEEE C57.13, IEC 44-1
- Window Diameter
- 6.00"
- Insulation Level
- 600 Volt, 10 kV BIL full wave
- Terminals
- Brass screws No. 10-32 with one flatwasher and lockwasher
- Mounting Bracket
- Mounting bracket kit 0221B00259 (order separately)
- Multi-ratio Availability
- Multi-ratios available on request
- Regulatory Approval
- Approved for revenue metering by Industry Canada No. AE-0642
Specification Table
| Primary A | Secondary A | Ratio (display) | Relay Class | ANSI Metering Class | Thermal Rating Factor @ 30°C | Thermal Rating Factor @ 55°C | Secondary Resistance |
|---|---|---|---|---|---|---|---|
| 50 | 5 | 50:5 | C10 | — | 2 | 2 | 0.02 |
| 75 | 5 | 75:5 | C10 | 1.2B0.2 | 2 | 2 | 0.032 |
| 100 | 5 | 100:5 | C10 | 1.2B0.5 | 2 | 2 | 0.04 |
| 150 | 5 | 150:5 | C20 | 0.6B0.5 | 2 | 2 | 0.057 |
| 200 | 5 | 200:5 | C20 | 0.6B0.5 | 2 | 2 | 0.067 |
| 250 | 5 | 250:5 | C50 | 0.3B0.5 | 2 | 2 | 0.125 |
| 300 | 5 | 300:5 | C50 | 0.3B0.5 | 2 | 2 | 0.15 |
| 400 | 5 | 400:5 | C50 | 0.3B0.9 | 2 | 2 | 0.195 |
| 500 | 5 | 500:5 | C100 | 0.3B0.9 | 2 | 2 | 0.282 |
| 600 | 5 | 600:5 | C100 | 0.3B1.8 | 2 | 1.5 | 0.338 |
| 750 | 5 | 750:5 | C100 | 0.3B1.8 | 2 | 2 | 0.213 |
| 800 | 5 | 800:5 | C100 | 0.3B1.8 | 2 | 1.5 | 0.451 |
| 1000 | 5 | 1000:5 | C200 | 0.3B1.8 | 2 | 1.5 | 0.563 |
| 1200 | 5 | 1200:5 | C200 | 0.3B1.8 | 1.5 | 1.33 | 0.676 |
| 1500 | 5 | 1500:5 | C200 | 0.3B1.8 | 1.5 | 1 | 0.845 |
| 1600 | 5 | 1600:5 | C200 | 0.3B1.8 | 1.5 | 1 | 0.902 |
| 2000 | 5 | 2000:5 | C200 | 0.3B1.8 | 1.5 | 1 | 1.002 |
| 2500 | 5 | 2500:5 | C400 | 0.3B1.8 | 1.33 | 1 | 1.252 |
| 3000 | 5 | 3000:5 | C400 | 0.3B1.8 | 1 | 0.8 | 1.503 |
| 3200 | 5 | 3200:5 | C400 | 0.3B1.8 | 1 | 0.8 | 1.603 |
| 3500 | 5 | 3500:5 | C200 | 0.3B1.8 | 1 | 0.8 | 1.592 |
| 4000 | 5 | 4000:5 | C400 | 0.3B1.8 | 1 | 0.8 | 1.82 |
| 5000 | 5 | 5000:5 | C400 | 0.3B1.8 | 1 | 0.6 | 2.275 |
| 6000 | 5 | 6000:5 | C400 | 0.3B1.8 | 0.8 | 0.6 | 2.73 |
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