Why Choose the ABB OTHV800E03 Switch Disconnector?
The ABB OTHV800E03 (1SCA162994R1001) is a high performance 3-pole switch disconnector engineered to provide safe isolation and dependable switching for high current AC power distribution systems. As part of the trusted ABB OT switch disconnector range, it is designed for demanding industrial, commercial and renewable energy installations where reliable electrical isolation is essential.
Designed for operation on 800 to 1000 V AC systems, this switch disconnector delivers excellent operational reliability while supporting safe maintenance procedures and system protection. Its robust construction, high short-circuit withstand capability and long mechanical life make it suitable for critical power distribution applications.
With a rated current of 800 A, three-pole configuration and 1000 V AC insulation rating, the OTHV800E03 is ideal for switchboards, motor control centres, renewable energy installations, industrial machinery and electrical distribution equipment. Please note that the operating handle and shaft are supplied separately and must be ordered independently.
Key Advantages
Heavy-duty 3-pole switch disconnector for industrial power distribution.
800 A rated current for high power applications.
Suitable for 800 to 1000 V AC systems.
Reliable electrical isolation for maintenance and safety.
High mechanical durability for long service life.
Compatible with ABB operating handles and shaft accessories.
Key Features
ABB OT High Voltage switch disconnector series.
Model: OTHV800E03.
Manufacturer part number: 1SCA162994R1001.
800 A rated operational current.
1000 V AC rated insulation voltage.
Three-pole switching.
Bolt connection terminals.
Base mounted front-operated design.
Mechanical endurance of approximately 10,000 operations.
Designed in accordance with IEC 60947-3.
Reliable Isolation for High Power Electrical Systems
Switch disconnectors are designed to safely isolate electrical circuits while providing dependable switching under load conditions. The ABB OTHV800E03 delivers robust performance for high current installations, helping protect personnel and equipment during maintenance and servicing.
Its heavy-duty construction, high breaking capability and compliance with international standards make it a preferred solution for industrial power distribution, renewable energy infrastructure and demanding electrical installations.
Typical Applications
Industrial switchboards.
Power distribution systems.
Motor control centres.
Renewable energy installations.
Manufacturing and processing plants.
Commercial and industrial electrical infrastructure.
Technical Specifications
Current
800 A
Voltage
800 V
Phase
Three Phase
IP Rating
IP00
Manufacturer
ABB
Series
OT High Voltage Switch Disconnectors
Model
OTHV800E03
Manufacturer Part Number
1SCA162994R1001
Product type
Switch disconnector
Number of poles
3
Rated operational current
800 A
Operating voltage
800 to 1000 V AC
Rated insulation voltage
1000 V AC
Impulse withstand voltage
12 kV
Rated short-time withstand current
20 kA (1 s)
Making capacity
80 kA
Terminal type
Bolt / lug connection
Protection rating
IP00 (front)
Mounting type
Base mounted
Dimensions (H × W × D)
approx. 250 × 266 × 140 mm
Weight
approx. 6.5 kg
HS Code
85365080
Country of Manufacture
Finland
Frequently Asked Questions
What is the ABB OTHV800E03 used for?
It is used to safely isolate and switch high current electrical circuits in industrial and commercial AC power distribution systems.
What is the current rating?
The switch disconnector has a rated operational current of 800 A.
What voltage is it designed for?
The OTHV800E03 is designed for 800 to 1000 V AC electrical systems with a rated insulation voltage of 1000 V AC.
Does it include the operating handle and shaft?
No. The operating handle and shaft are supplied separately and must be ordered independently.
Where is this switch disconnector commonly installed?
It is commonly installed in industrial switchboards, motor control centres, renewable energy systems and power distribution equipment.
Trusted by Electrical Professionals Worldwide
ABB OT switch disconnectors are trusted by panel builders, electrical contractors and industrial engineers for delivering safe isolation, dependable switching performance and long-term reliability in demanding power distribution applications.
Current
800 A
Voltage
800 V
Phase
Three Phase
IP Rating
IP00
Manufacturer
ABB
Series
OT High Voltage Switch Disconnectors
Model
OTHV800E03
Manufacturer Part Number
1SCA162994R1001
Product type
Switch disconnector
Number of poles
3
Rated operational current
800 A
Operating voltage
800 to 1000 V AC
Rated insulation voltage
1000 V AC
Impulse withstand voltage
12 kV
Rated short-time withstand current
20 kA (1 s)
Making capacity
80 kA
Terminal type
Bolt / lug connection
Protection rating
IP00 (front)
Mounting type
Base mounted
Dimensions (H × W × D)
approx. 250 × 266 × 140 mm
Weight
approx. 6.5 kg
HS Code
85365080
Country of Manufacture
Finland
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
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
What product ranges do you supply
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Can you help specify the correct part?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Do you have stock for urgent orders?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What are your delivery times and costs?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What about warranties, returns and faulty items?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
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...