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OT1250E30W4P ABB 1250 A 3-Pole Switch-Disconnector 140 mm Phase Distance
ABB OT1250E30W4P is a 1250 A 3-pole front-operated, base-mounted switch-disconnector with 140 mm phase spacing, a black IP65 handle and shaft for high-current industrial electrical isolation.
£1,497.98
Why Choose the ABB OT1250E30W4P 1250 A 3-Pole Switch-Disconnector?
The ABB OT1250E30W4P is a heavy-duty 1250 A 3-pole switch-disconnector designed for reliable switching and isolation of high-current low-voltage electrical circuits. As part of the proven ABB OT switch-disconnector series, it is suited to industrial power distribution, switchboards and machinery installations requiring dependable three-phase circuit isolation.
This configuration is front operated and base mounted and features a wide 140 mm phase distance for installations requiring increased spacing between the power poles. The OT1250E30W4P is supplied with a black IP65 handle and shaft, together with the terminal bolt kit, providing the principal operating components required for integration into a suitable enclosure or switchboard.
With a rated current of 1250 A, a 3-pole configuration and rated operational voltage up to 1000 V, the OT1250E30W4P provides robust performance for demanding industrial distribution systems. Its AC-23 operational capability supports switching duties where reliable high-current control and positive electrical isolation are required.
Key Advantages
- Heavy-duty 1250 A switch-disconnector for industrial electrical isolation.
- 3-pole configuration for three-phase power distribution systems.
- Wide 140 mm phase distance for increased pole spacing.
- Front-operated, base-mounted design for switchboard integration.
- Supplied with a black IP65 handle and shaft.
- Terminal bolt kit included for convenient installation.
Key Features
- ABB OT switch-disconnector series.
- 1250 A rated current.
- 3-pole switching configuration.
- 1000 V maximum rated operational voltage.
- 140 mm wide phase distance.
- 50 kA rated short-time withstand current.
- 710 kW rated operational power at AC-23, 400 V.
- Front-operated mechanism with long rotary handle.
- Black IP65 handle and shaft supplied.
- Base-mounted construction with bolt-connected main circuit.
Reliable High-Current Electrical Isolation
Switch-disconnectors provide a defined means of disconnecting electrical equipment from its power source for operational switching, servicing and isolation. The ABB OT1250E30W4P combines a high 1250 A current rating with a robust three-pole mechanism, making it suitable for demanding industrial power distribution and main-switch applications.
The wide 140 mm phase spacing supports electrical assemblies requiring increased separation between the poles, while the supplied black IP65 handle and shaft provide a practical front-operated arrangement. Its base-mounted construction allows straightforward integration into suitable industrial switchboards and distribution assemblies.
Typical Applications
- Industrial low-voltage switchboards and distribution panels.
- Main switches for industrial electrical installations.
- High-current three-phase power distribution systems.
- Machinery and production-line electrical isolation.
- Industrial plant power distribution assemblies.
- OEM switchgear and panel-building applications.
Technical Specifications
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| Poles | 3-pole | |
|---|---|---|
| Current | 1250 A | |
| Device Type | Switch Disconnector | |
| Power | 710 kW | |
| Product Series | ABB OT | |
| Series | OT Switch-Disconnectors | |
| ABB order code | 1SCA022871R7730 | |
| ABB product group | 311027-OT Switches | |
| Product type | Switch-disconnector / isolator switch | |
| Rated current | 1250 A | |
| Number of poles | 3 | |
| Rated operational voltage | up to 1000 V | |
| Phase distance | 140 mm | |
| Rated short-time withstand current | 50 kA | |
| Rated operational power AC-23 at 400 V | 710 kW | |
| Operating method | Front operated | |
| Mounting type | Base mounted | |
| Main-circuit connection | Bolt connection | |
| Handle | Black long rotary handle | |
| Handle protection | IP65 | |
| Handle and shaft | Included | |
| Terminal bolt kit | Included | |
| Product dimensions (W × H × D) | 454.5 × 306 × 145.5 mm | |
| Product net weight | 16.7 kg | |
| EAN | 6417019338613 | |
| Country of origin | Finland |
Frequently Asked Questions
What is the ABB OT1250E30W4P used for?
The ABB OT1250E30W4P is a 1250 A 3-pole switch-disconnector designed for switching and isolating high-current electrical circuits in industrial distribution, switchboard and machinery applications.
What is the current rating of the OT1250E30W4P?
The OT1250E30W4P has a rated current of 1250 A.
What is the phase distance of the ABB OT1250E30W4P?
The OT1250E30W4P has a wide phase distance of 140 mm, providing increased spacing between the three power poles.
Does the ABB OT1250E30W4P include a handle and shaft?
Yes. The OT1250E30W4P is supplied with a black IP65 handle and shaft, as well as the terminal bolt kit.
What is the maximum rated operational voltage of the OT1250E30W4P?
The OT1250E30W4P has a maximum rated operational voltage of 1000 V.
How is the ABB OT1250E30W4P installed?
The switch-disconnector is front operated and base mounted, making it suitable for integration into industrial switchboards and electrical distribution assemblies.
Trusted by Industrial Electrical Professionals Worldwide
ABB OT switch-disconnectors are widely used in industrial power distribution, switchgear and machinery installations where dependable switching, positive circuit isolation and robust high-current performance are required.
