Chint RT29-125-63A 63A gG/gL cylindrical fuse link designed for overload and short-circuit protection in low voltage AC electrical distribution systems.
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Why Choose the Chint RT29-125-63A Cylindrical Fuse?
The Chint RT29-125-63A is a dependable 63A gG/gL cylindrical fuse link designed for low voltage circuit protection in industrial, commercial and electrical distribution applications. It provides reliable overload and short-circuit protection by safely disconnecting the circuit when excessive current is detected.
As part of the Chint RT29 cylindrical cap fuse range, this fuse is designed for use in compatible fuse bases and fuse disconnectors. Its robust construction and full range protection characteristic make it suitable for line protection, power distribution equipment and control panel installations.
With a 63A rated current, 500V AC rated voltage and gG/gL protection characteristic, the RT29-125-63A is ideal for electrical contractors, panel builders and maintenance engineers requiring a reliable cylindrical fuse link for low voltage distribution systems.
Key Advantages
Reliable 63A cylindrical fuse link for low voltage protection.
gG/gL characteristic for general purpose full range protection.
Protects circuits against overload and short-circuit faults.
Suitable for distribution boards, control panels and switchgear assemblies.
Designed for compatible RT29 fuse bases and fuse disconnectors.
Manufactured by Chint for dependable electrical protection performance.
Key Features
Chint RT29 Series cylindrical cap fuse.
63A rated current.
500V AC rated voltage.
gG/gL fuse characteristic.
Full range breaking capacity for general circuit protection.
Designed for overload and short-circuit protection.
Suitable for low voltage AC distribution systems.
Compatible with suitable RT29-125 fuse holders and bases.
Reliable Fuse Protection for Low Voltage Distribution
Cylindrical fuse links such as the Chint RT29-125-63A are used to protect electrical circuits by interrupting fault current quickly and safely. When installed in a suitable fuse holder, the fuse link melts under overload or short-circuit conditions, helping protect cables, equipment and downstream devices.
The RT29-125-63A is well suited to professional distribution and control panel applications where dependable overcurrent protection is required. Its 63A rating and gG/gL characteristic make it suitable for general line protection across a wide range of industrial and commercial installations.
Typical Applications
Electrical distribution boards.
Industrial control panels.
Switchgear and fuse disconnector assemblies.
Commercial building services.
Power distribution equipment.
Machine control and protection circuits.
Overload and short-circuit protection systems.
Technical Specifications
Current
63 A
Manufacturer
Chint
Series
RT29
Model
RT29-125-63A
Product type
Cylindrical cap fuse link
Rated current
63A
Rated voltage
500V AC
Fuse characteristic
gG/gL
Fuse body rating
125A frame
Fuse size
22 × 58 mm
Frequency
45Hz to 62Hz
Application
Overload and short-circuit protection
Compatible bases
Suitable RT29-125, RT14-63 and NRT28-125 fuse bases, subject to installation requirements
Product category
Cylindrical fuse links
Standard
IEC 60269
Frequently Asked Questions
What is the Chint RT29-125-63A used for?
The Chint RT29-125-63A is used for overload and short-circuit protection in low voltage AC distribution circuits.
What current rating does this fuse have?
This fuse has a rated current of 63A.
What does gG/gL mean on this fuse?
gG/gL indicates a general purpose full range fuse characteristic, suitable for protecting cables and electrical distribution circuits against overload and short-circuit faults.
What size is the RT29-125-63A fuse?
The RT29-125-63A is typically supplied in a 22 × 58 mm cylindrical fuse format.
Which standard applies to the Chint RT29 fuse range?
The RT29 fuse range is designed for low voltage fuse protection applications in accordance with IEC 60269.
Trusted by Electrical Professionals Worldwide
Chint cylindrical fuses are trusted by electrical contractors, panel builders and maintenance engineers to provide reliable overload and short-circuit protection in commercial and industrial electrical installations.
Current
63 A
Manufacturer
Chint
Series
RT29
Model
RT29-125-63A
Product type
Cylindrical cap fuse link
Rated current
63A
Rated voltage
500V AC
Fuse characteristic
gG/gL
Fuse body rating
125A frame
Fuse size
22 × 58 mm
Frequency
45Hz to 62Hz
Application
Overload and short-circuit protection
Compatible bases
Suitable RT29-125, RT14-63 and NRT28-125 fuse bases, subject to installation requirements
Product category
Cylindrical fuse links
Standard
IEC 60269
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...