Model 624 Current Transformer
Introducing the Model 624 Current Transformer, a reliable and precise instrument designed to meet the demanding needs of electrical measurement and monitoring. and distributed by Spectrum Industries, this current transformer is engineered to deliver accurate current readings essential for industrial, commercial, and utility applications. With its robust construction and advanced design, the Model 624 ensures consistent performance even in challenging environments, making it a trusted choice for professionals who require dependable electrical measurement tools.
Overview
Introducing the Model 624 Current Transformer, a reliable and precise instrument designed to meet the demanding needs of electrical measurement and monitoring. and distributed by Spectrum Industries, this current transformer is engineered to deliver accurate current readings essential for industrial, commercial, and utility applications. With its robust construction and advanced design, the Model 624 ensures consistent performance even in challenging environments, making it a trusted choice for professionals who require dependable electrical measurement tools.
The Model 624 Current Transformer is built to provide high accuracy and stability, helping users monitor electrical systems effectively. Its compact and durable design allows for easy installation across a variety of settings, from control panels to complex power distribution networks. The transformer’s high-quality materials and precise manufacturing standards by guarantee long-lasting performance and minimal maintenance requirements. Spectrum Industries’ distribution of this product ensures that customers receive not only a top-tier instrument but also excellent support and service.
Whether used for metering, protective relaying, or system analysis, the Model 624 offers versatility and reliability. It is an essential component for ensuring the safety and efficiency of electrical systems. With ’s reputation for innovation and Spectrum Industries’ commitment to customer satisfaction, this current transformer stands out as a dependable solution for accurate electrical measurement needs.
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Product Specifications
- Frequency
- 50–400 Hz
- Insulation BIL
- 10 kV
- Weight
- 68 lbs
- Application
- Metering, Protection
- Standards
- UL, ANSI/IEEE C57.13, IEC 44-1
- Insulation Level
- 600 Volts, 10 kV BIL full wave
- Window Diameter
- 5.25 in
- Continuous Thermal Current Rating Factor
- 50:5-3200:5: 1.33 at 30C amb., 1.0 at 55C amb.; 4000:5: 1.0 at 30C amb., 0.8 at 55C amb.; 5000:5: 0.8 at 30C amb., 0.6 at 55C amb.
- Secondary Terminals
- Brass screws No. 10-32 with one flatwasher, lockwasher, accessible from either side
- Ratio Availability
- Multi-ratios available on request; consult factory
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 | C20 | — | 1.33 | 1 | 0.031 |
| 75 | 5 | 75:5 | C20 | 1.2B0.1 | 1.33 | 1 | 0.047 |
| 100 | 5 | 100:5 | C50 | 0.6B0.1 | 1.33 | 1 | 0.062 |
| 150 | 5 | 150:5 | C50 | 0.6B0.2 | 1.33 | 1 | 0.096 |
| 200 | 5 | 200:5 | C100 | 0.3B0.1 | 1.33 | 1 | 0.127 |
| 250 | 5 | 250:5 | C100 | 0.3B0.1 | 1.33 | 1 | 0.159 |
| 300 | 5 | 300:5 | C100 | 0.3B0.2 | 1.33 | 1 | 0.191 |
| 400 | 5 | 400:5 | C200 | 0.3B0.9 | 1.33 | 1 | 0.255 |
| 500 | 5 | 500:5 | C200 | 0.3B0.9 | 1.33 | 1 | 0.319 |
| 600 | 5 | 600:5 | C200 | 0.3B1.8 | 1.33 | 1 | 0.382 |
| 750 | 5 | 750:5 | C200 | 0.3B1.8 | 1.33 | 1 | 0.478 |
| 800 | 5 | 800:5 | C200 | 0.3B1.8 | 1.33 | 1 | 0.51 |
| 1000 | 5 | 1000:5 | C400 | 0.3B1.8 | 1.33 | 1 | 0.637 |
| 1200 | 5 | 1200:5 | C400 | 0.3B1.8 | 1.33 | 1 | 0.765 |
| 1500 | 5 | 1500:5 | C400 | 0.3B1.8 | 1.33 | 1 | 0.918 |
| 1600 | 5 | 1600:5 | C400 | 0.3B1.8 | 1.33 | 1 | 0.979 |
| 2000 | 5 | 2000:5 | C400 | 0.3B1.8 | 1.33 | 1 | 1.224 |
| 2500 | 5 | 2500:5 | C800 | 0.3B1.8 | 1.33 | 1 | 1.529 |
| 3000 | 5 | 3000:5 | C800 | 0.3B1.8 | 1.33 | 1 | 1.702 |
| 3200 | 5 | 3200:5 | C800 | 0.3B1.8 | 1.33 | 1 | 1.912 |
| 4000 | 5 | 4000:5 | C800 | 0.3B1.8 | 1 | 0.8 | 2.185 |
| 5000 | 5 | 5000:5 | C800 | 0.3B1.8 | 0.8 | 0.6 | 3.428 |
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