ABB OTHV2500E03 3-pole 2500 A switch disconnector for 800 to 1000 V AC industrial power distribution and electrical isolation applications.
The ABB OTHV2500E03 (1SCA162964R1001) is a heavy-duty 3-pole switch disconnector engineered for the safe isolation and manual switching of high current electrical circuits. Part of the ABB OTHV high voltage switch disconnector range, it is designed for demanding industrial and commercial power distribution systems operating between 800 and 1000 V AC.
Its front-operated, base-mounted construction provides dependable isolation, excellent mechanical durability and reliable long-term performance. The switch is supplied without an operating handle or shaft, allowing installers to select the most suitable operating accessories for their application.
With a 2500 A rated operational current, three switched poles and compliance with IEC 60947-3, the OTHV2500E03 is ideally suited to heavy industrial installations, renewable energy systems, utilities, infrastructure projects and OEM electrical equipment where dependable electrical isolation is essential.
The ABB OTHV2500E03 provides dependable manual isolation of high current electrical circuits during maintenance and operational switching. Its rugged construction and high electrical ratings help protect personnel and valuable electrical equipment while ensuring reliable performance in demanding industrial environments.
Designed for panel builders, OEM manufacturers and industrial engineers, this switch disconnector integrates easily into high-power electrical distribution systems where safety and reliability are critical.
| Current | 2500 A |
|---|---|
| Voltage | 800 V |
| Phase | Three Phase |
| IP Rating | IP00 |
| Manufacturer | ABB |
| Series | OTHV High Voltage Switch Disconnectors |
| Model | OTHV2500E03 |
| Manufacturer Part Number | 1SCA162964R1001 |
| Product type | Switch disconnector |
| Rated operational current | 2500 A |
| Rated operational voltage | 800 to 1000 V AC |
| Number of poles | 3 |
| Rated insulation voltage (Ui) | 1000 V |
| Rated impulse withstand voltage (Uimp) | 12 kV |
| Short-circuit making capacity (Icm) | 176 kA |
| Protection rating | IP00 |
| Mounting type | Base mounted |
| Connection type | Lug terminals / bolt connection |
| Mechanical durability | Approx. 6,000 operations |
| HS Code | 85365080 |
| Country of Manufacture | Finland |
The OTHV2500E03 is a 3-pole switch disconnector designed to safely isolate and manually switch high current electrical circuits in industrial power distribution systems.
The switch has a 2500 A rated operational current, making it suitable for demanding industrial applications.
This switch disconnector is designed for 800 to 1000 V AC electrical installations.
No. The OTHV2500E03 is supplied without an operating handle or shaft. These accessories are available separately.
It is commonly installed in industrial switchboards, electrical distribution panels, renewable energy systems, utility installations and heavy-duty industrial machinery.
ABB OTHV switch disconnectors are trusted by panel builders, industrial engineers and electrical contractors for dependable circuit isolation, robust construction and reliable long-term performance.
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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...