Chint RT29-125-100A 100A 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 RT29-125-100A Cylindrical Fuse?
The Chint RT29-125-100A is a reliable 100A gG/gL cylindrical fuse link designed for low voltage circuit protection in industrial, commercial and electrical distribution applications. It provides dependable overload and short-circuit protection by safely disconnecting the circuit when excessive current is detected.
As part of the Chint RT29-125 Series, this fuse is intended for use in compatible fuse holders and disconnectors. Its robust cylindrical cap construction and full range protection characteristic make it suitable for distribution boards, switchgear assemblies, control panels and general power protection systems.
With a 100A rated current, 500V AC rated voltage and gG/gL protection characteristic, the RT29-125-100A is ideal for electrical contractors, panel builders and maintenance engineers requiring dependable overcurrent protection for low voltage installations.
Key Advantages
Reliable 100A cylindrical fuse link for low voltage protection.
gG/gL full range protection against overload and short-circuit faults.
Suitable for industrial, commercial and distribution applications.
Designed for compatible RT29-125 fuse holders and disconnectors.
Compact cylindrical format supports straightforward installation and replacement.
Manufactured by Chint for dependable electrical protection performance.
Key Features
Chint RT29-125 Series cylindrical fuse.
100A rated current.
500V AC rated voltage.
gG/gL fuse characteristic.
22 × 58 mm cylindrical fuse format.
High breaking capacity for fault protection.
Designed for overload and short-circuit protection.
Suitable for low voltage AC distribution equipment.
Reliable Protection for Electrical Distribution Systems
Cylindrical fuse links such as the Chint RT29-125-100A are used to protect electrical circuits by interrupting excessive fault current before damage can occur to cables, switchgear or connected equipment. The gG/gL characteristic provides general purpose full range protection for both overload and short-circuit conditions.
When installed within a compatible RT29-125 fuse holder, this 100A fuse provides dependable performance in distribution boards, switchgear assemblies, industrial control panels and commercial electrical systems where reliable overcurrent protection is essential.
Typical Applications
Electrical distribution boards.
Industrial control panels.
Switchgear and fuse disconnector assemblies.
Commercial building services.
Power distribution equipment.
Machine control and protection circuits.
General low voltage circuit protection.
Technical Specifications
Current
100 A
Manufacturer
Chint
Series
RT29-125
Model
RT29-125-100A
Product type
Cylindrical fuse link
Rated current
100A
Rated voltage
500V AC
Fuse characteristic
gG/gL
Fuse body rating
125A frame
Fuse size
22 × 58 mm
Frequency
50/60Hz
Application
Overload and short-circuit protection
Compatible fuse holders
RT29-125 Series
Product category
Cylindrical fuse links
Standard
IEC 60269
Frequently Asked Questions
What is the Chint RT29-125-100A used for?
The Chint RT29-125-100A 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 100A.
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 RT29-125-100A fuse?
The RT29-125-100A uses the standard 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
100 A
Manufacturer
Chint
Series
RT29-125
Model
RT29-125-100A
Product type
Cylindrical fuse link
Rated current
100A
Rated voltage
500V AC
Fuse characteristic
gG/gL
Fuse body rating
125A frame
Fuse size
22 × 58 mm
Frequency
50/60Hz
Application
Overload and short-circuit protection
Compatible fuse holders
RT29-125 Series
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...