Why Choose the ABB SLD 1 Fuse Switch Disconnector?
The ABB SLD 1, product code 2CGX063050108, is a high performance three-pole fuse switch disconnector designed for safe switching, isolation and protection of low voltage distribution systems. Part of the trusted ABB Kabeldon range, it is widely used by utilities, industrial facilities and electrical contractors requiring reliable protection for power distribution networks.
Designed with dependent manual operation, the SLD 1 combines load switching and fuse protection in a compact assembly. Its robust construction provides dependable operation in demanding outdoor and indoor distribution applications, whilst allowing safe maintenance and quick fuse replacement when required.
Rated at 250 A with support for NH Size 1 fuse links, the ABB SLD 1 is suitable for installations operating at up to 690 V AC. The unit is engineered for Kabeldon distribution systems and offers excellent mechanical durability together with dependable electrical performance.
Key Advantages
Reliable ABB Kabeldon fuse switch disconnector.
250 A rated operational current for industrial and utility distribution.
Three-pole switching for three-phase power systems.
Compatible with NH Size 1 fuse links.
Provides safe isolation and dependable overcurrent protection.
Compact design suitable for distribution cabinets and switchboards.
Key Features
ABB Kabeldon SLD series.
Dependent manual operation.
250 A rated operational current.
690 V AC maximum rated operational voltage.
NH Size 1 fuse compatibility.
Wire clamp terminals accepting 50 to 300 mm² conductors.
IP2X protection rating.
Suitable for busbar mounting in low voltage distribution systems.
Reliable Protection for Low Voltage Distribution
Fuse switch disconnectors provide safe manual isolation whilst protecting electrical circuits against overloads and short circuits when fitted with the appropriate fuse links. Their combination of switching and protective functions makes them an essential component in industrial, commercial and utility electrical installations.
The ABB Kabeldon SLD range has been developed for demanding low voltage distribution applications, offering dependable operation, straightforward maintenance and long service life across a wide variety of power distribution systems.
Typical Applications
Utility distribution cabinets.
Industrial switchboards.
Low voltage power distribution systems.
Commercial electrical installations.
Motor control centres.
Infrastructure and energy distribution networks.
Technical Specifications
Phase
Three Phase
Manufacturer
ABB
Series
Kabeldon SLD
Model
SLD 1
Product code
2CGX063050108
Product type
Fuse switch disconnector
Number of poles
3
Rated operational current
250 A
Rated operational voltage
Up to 690 V AC
Fuse size
NH Size 1
Rated insulation voltage (Ui)
690 V
Rated impulse withstand voltage (Uimp)
8 kV
Rated conditional short-circuit current
50 kA
Terminal type
Wire clamp
Cable size
50 to 300 mm²
Protection rating
IP2X
Dimensions (H × W × D)
Approx. 517 × 120 × 160 mm
Weight
Approx. 4.3 kg
Frequently Asked Questions
What is the ABB SLD 1 used for?
The SLD 1 is used for switching, isolating and protecting three-phase low voltage electrical distribution circuits.
What is the rated current?
The ABB SLD 1 has a rated operational current of 250 A.
Which fuse type does it use?
This fuse switch disconnector is designed for NH Size 1 fuse links.
What voltage is supported?
The unit is suitable for operation at voltages up to 690 V AC.
Where is the SLD 1 typically installed?
It is commonly installed in utility distribution cabinets, industrial switchboards and commercial low voltage power distribution systems.
Trusted by Power Distribution Professionals
ABB Kabeldon fuse switch disconnectors are trusted by utilities, electrical contractors and industrial engineers for delivering dependable circuit isolation, reliable protection and long-term performance in low voltage distribution systems.
Phase
Three Phase
Manufacturer
ABB
Series
Kabeldon SLD
Model
SLD 1
Product code
2CGX063050108
Product type
Fuse switch disconnector
Number of poles
3
Rated operational current
250 A
Rated operational voltage
Up to 690 V AC
Fuse size
NH Size 1
Rated insulation voltage (Ui)
690 V
Rated impulse withstand voltage (Uimp)
8 kV
Rated conditional short-circuit current
50 kA
Terminal type
Wire clamp
Cable size
50 to 300 mm²
Protection rating
IP2X
Dimensions (H × W × D)
Approx. 517 × 120 × 160 mm
Weight
Approx. 4.3 kg
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.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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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...