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RS PRO Current Transformer Surface Mount 400 A Primary Current, 1 and 5 A Secondary Current, 40mm Bore Diameter 171-8791
Specifications
| Country of Origin | India |
|---|---|
| Brand | RS PRO |
| Model | 171-8791 |
| Depth | 40mm |
| Width | 62mm |
| Mount Type | Surface Mount |
| Series | RS PRO |
| Maximum Operating Temperature | 55°C |
| Minimum Operating Temperature | -5°C |
| Bore Diameter | 40mm |
| Secondary current | 1, 5A |
| Terminal type | Wire |
| Primary Current | 400A |
| Minimum Operating Frequency | 50Hz |
| Maximum Operating Frequency | 60Hz |
| Siemens 4NC Series Window Current Transformer, 400A Input, 400 | 5, 5 A OutputBrand: Siemens |
| Siemens SENTRON Series Current Transformer 400 A 400 | 5Brand: Siemens |
| HOBUT CT173 Series Base Mounted Current Transformer, 400A Input, 400 | 5, 5 A Output, 40mm BoreBrand: HOBUT |
| HOBUT CT164 Series DIN Rail Mounted Current Transformer, 400A Input, 400 | 5, 5 A Output, 28mm BoreBrand: HOBUT |
Key Features
- Encapsulated square type CT made with robust polycarbonate for durability.
- Features sealable wire terminal covers for enhanced safety.
- Wide primary current range of 400 A with 1 and 5 A secondary output.
- Operates reliably between -5°C to 55°C temperature range.
- Conforms to IEC 61869-1, IEC 61010-2, IEC 60044-1 standards and UL94V-0 certification.
- Surface mount type with a width of 62mm and a depth of 40mm for versatile installation.
- Suitable for industrial and laboratory process control and automation systems.
Product Description
The RS PRO 171-8791 Current Transformer is a highly reliable surface mount device designed to measure alternating current up to 400 A with a secondary current output selectable as 1 or 5 A. Encapsulated in a robust polycarbonate case, this square type current transformer ensures durability and protection against environmental factors.
It features sealable wire terminal covers to enhance safety during installation and operation, reducing risks in industrial environments. The CT accommodates a 40mm bore diameter allowing easy placement around conductors or bus bars.
Operating within an ambient temperature range from -5°C to 55°C, this current transformer meets stringent standards such as IEC 61869-1, IEC 61010-2, IEC 60044-1, and it complies with the UL94V-0 flammability rating, ensuring safety and performance in demanding electrical applications.
The compact form factor includes a width of 62mm and depth of 40mm, optimized for surface mounting in control panels or electrical enclosures. It is ideal for a range of industrial automation, electrical process control, and monitoring applications where accurate current sensing is critical.
Encapsulated polycarbonate square type design for durability and reliability. Sealable wire terminal covers for safe connection. Primary current rating of 400 A with secondary currents of 1 A and 5 A. Wide temperature operating range from -5°C to 55°C suitable for most environments.
Certification per IEC 61869-1, IEC 61010-2, IEC 60044-1 standards and UL94V-0 rating. Surface mount installation with compact 62mm width and 40mm depth. 40mm bore diameter compatible with standard bus bars and cables.
This current transformer is manufactured in India, supporting local quality standards. It is perfectly suited for industrial, laboratory, HVAC, and commercial electrical systems requiring reliable current measurement and process control capabilities.
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Frequently Asked Questions
The primary current rating of this model is 400 A.
This current transformer offers selectable secondary current outputs of 1 A and 5 A.
It has a bore diameter of 40 mm, allowing compatibility with standard bus bars and cables.
The operating temperature range is from -5°C to 55°C.
The dimensions are 62 mm in width and 40 mm in depth, optimized for surface mounting.
It conforms to IEC 61869-1, IEC 61010-2, IEC 60044-1 standards and has a UL94V-0 certification.
This unit features wire terminal covers for enhanced safety during installation and operation.
It is designed for surface mounting, making it versatile for installation in control panels or electrical enclosures.
The minimum operating frequency is 50 Hz and the maximum is 60 Hz.
This current transformer is manufactured in India.
It is suitable for industrial automation, electrical process control, and monitoring applications where accurate current sensing is critical.
It features sealable wire terminal covers that enhance safety during installation and operation, reducing risks in industrial environments.
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