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OT250KLAA3B ABB 250A 3 Pole Enclosed Switch Disconnector
ABB OT250KLAA3B enclosed switch disconnector with 250 A rating, 3 pole configuration and IP54 steel enclosure for industrial power isolation applications.
£980.02
Why Choose the ABB OT250KLAA3B Switch Disconnector?
The ABB OT250KLAA3B is a robust enclosed AC switch disconnector designed for reliable isolation and switching of industrial electrical circuits. As part of the durable ABB OT enclosed switch series, it provides secure operation, high current capability and strong environmental protection for demanding low-voltage power distribution applications.
This enclosed switch disconnector features a 3-pole configuration, a galvanised steel enclosure and a black pistol handle for safe manual operation. The IP54 enclosure provides protection suitable for industrial environments, while the enclosed construction supports secure installation in power distribution and machinery applications.
With a rated current of 250 A, the OT250KLAA3B is designed for industrial switching and isolation duties where a compact, enclosed solution is required. Its steel enclosure construction and reliable ABB OT switching mechanism provide dependable performance in electrical installations. :chatgpt-content-reference{index="0"}
Key Advantages
- Reliable enclosed switch disconnector for industrial power applications.
- 250 A rated current capability for low-voltage distribution systems.
- 3-pole configuration for three-phase switching applications.
- Steel sheet enclosure for robust mechanical protection.
- IP54 protection rating for industrial installation environments.
- Black pistol handle for clear and dependable manual operation.
Key Features
- ABB OT enclosed switch disconnector series.
- 250 A conventional thermal current when fully enclosed.
- 3-pole switch disconnector design.
- Steel sheet enclosure construction.
- IP54 enclosure protection.
- Black pistol handle for manual switching.
- Suitable for industrial power isolation and distribution.
- Designed according to IEC 60947-1 and IEC 60947-3 standards. :chatgpt-content-reference{index="1"}
Reliable Enclosed Power Isolation for Industrial Systems
Enclosed switch disconnectors such as the ABB OT250KLAA3B provide a practical solution for safe manual isolation and switching of industrial electrical circuits. The integrated enclosure protects the switching mechanism while allowing convenient access for operators.
The ABB OT enclosed switch range combines durable construction, high electrical ratings and flexible installation options for industrial distribution systems, machinery and commercial power applications.
Typical Applications
- Industrial electrical distribution systems.
- Machinery isolation and maintenance switching.
- Factory power distribution installations.
- Motor control and industrial equipment isolation.
- Commercial electrical switchboards.
- Low-voltage energy distribution systems.
Technical Specifications
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| Material | Steel | |
|---|---|---|
| Voltage | 1000 V AC | |
| Device Type | Enclosed switch disconnector | |
| Series | OT Enclosed Switch Disconnectors | |
| Product type | Enclosed AC switch disconnector | |
| Rated operational current | 250 A | |
| Number of poles | 3P | |
| Rated operational voltage | 1000 V AC | |
| Rated insulation voltage | 1000 V | |
| Rated impulse withstand voltage | 8 kV | |
| Rated short-time withstand current | 8 kA for 1 s | |
| Rated short-circuit making capacity | 30 kA at 1000 V AC | |
| Utilisation category | AC-22A / AC-23A | |
| Mounting type | Enclosed mounting | |
| Enclosure material | Steel sheet | |
| Protection rating | IP54 | |
| Handle type | Pistol handle | |
| Handle colour | Black | |
| Terminal type | Cable terminals | |
| Cable entry position | Open / Open | |
| Dimensions (W × H × D) | 400 × 600 × 230 mm | |
| Weight | approx. 17 kg |
Frequently Asked Questions
What is the ABB OT250KLAA3B used for?
The ABB OT250KLAA3B is used for manual isolation and switching of industrial electrical circuits within an enclosed switch disconnector assembly.
What current rating does this switch disconnector support?
The OT250KLAA3B has a rated operational current of 250 A.
How many poles does the ABB OT250KLAA3B have?
The OT250KLAA3B is a 3-pole enclosed switch disconnector.
What enclosure protection rating is provided?
The OT250KLAA3B provides an enclosed design with IP54 protection for industrial environments.
Where is the OT250KLAA3B typically installed?
The OT250KLAA3B is typically installed in industrial switchboards, machinery areas and electrical distribution assemblies.
Trusted by Industrial Power Engineers Worldwide
ABB OT enclosed switch disconnectors are widely used by electrical engineers and industrial operators to provide reliable isolation, safe switching and durable performance in demanding electrical installations.
