ABB OS100GB03K front-operated 3-pole 100A switch fuse disconnector for British Standard A2, A3 and A4 fuse links, rated to 690 V AC.
£309.39
The ABB 1SCA116747R1001, also known as the OS100GB03K, is a high-performance front-operated switch fuse disconnector designed to provide safe isolation and reliable circuit protection in industrial and commercial power distribution systems. Manufactured by ABB, it combines a load break switch with fuse protection in one compact unit, ensuring dependable switching and isolation for demanding applications.
This 3-pole, 100 A switch fuse disconnector is designed for use with British Standard A2, A3 and A4 fuses and is suitable for installations up to 690 V AC. Its robust front-operated direct handle provides safe manual operation, while the compact base-mounted design simplifies installation within switchboards and control panels.
Designed to meet the requirements of IEC 60947-3, the ABB OS100GB03K delivers excellent operational reliability, high conditional short-circuit withstand capability and dependable isolation, making it ideal for industrial machinery, distribution boards, motor control centres and OEM equipment.
The ABB OS100GB03K combines a load break switch with fuse protection to provide safe isolation during maintenance while protecting downstream equipment against overcurrent and short-circuit faults. Its front-operated mechanism offers simple, positive switching, while the compact design allows efficient installation within modern electrical panels.
With its high conditional short-circuit withstand capability and compliance with IEC 60947-3, this switch fuse disconnector is well suited to demanding industrial environments where dependable isolation and protection are essential.
| Current | 100 A |
|---|---|
| Phase | Three Phase |
| Manufacturer | ABB |
| Product ID | 1SCA116747R1001 |
| Model | OS100GB03K |
| Product type | Switch fuse disconnector |
| Number of poles | 3 |
| Rated operational current (Ie) | 100 A |
| Fuse type | British Standard A2, A3 and A4 |
| Rated operational voltage (Ue) | 690 V AC |
| Rated insulation voltage (Ui) | 1000 V |
| Rated impulse withstand voltage (Uimp) | 8 kV |
| Rated conditional short-circuit current | 100 kA at 500 V AC, 80 kA at 690 V AC |
| Mounting type | Base mounted |
| Operation | Front operated with direct mounted handle |
| Terminal type | Lug terminals |
| Protection rating | IP20 |
| Applicable standard | IEC 60947-3 |
| EAN | 6417019488332 |
It is a front-operated 3-pole switch fuse disconnector designed for safe isolation and overcurrent protection in industrial and commercial electrical installations.
The ABB OS100GB03K has a rated operational current of 100 A.
The switch is designed for British Standard A2, A3 and A4 fuse links.
The switch fuse disconnector has a rated operational voltage of 690 V AC.
It is commonly installed in industrial switchboards, distribution panels, motor control centres and commercial power distribution systems requiring reliable load isolation.
ABB switch fuse disconnectors are trusted worldwide for delivering dependable load isolation, high fault withstand capability and long-term reliability in industrial, commercial and infrastructure electrical installations.
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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...