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1SCA022341R1710 ABB 630A 4 Pole IP54 Steel Enclosed Switch Disconnector Open Top and Bottom
ABB OT630KLAA4B (1SCA022341R1710) is a 630 A four-pole steel enclosed switch-disconnector with IP54 protection, open top and bottom cable entries, a black pistol-grip handle and neutral and protective earth terminals for industrial electrical isolation and load switching.
£2,206.19
Why Choose the ABB OT630KLAA4B 630 A 4-Pole IP54 Steel Enclosed Switch-Disconnector?
The ABB OT630KLAA4B (1SCA022341R1710) is a heavy-duty 630 A, four-pole steel enclosed switch-disconnector designed for dependable manual electrical isolation and load switching in industrial and commercial power distribution installations. Part of ABB's OT enclosed switch range, it combines a high-current switching assembly with a robust IP54-rated steel enclosure and open top and bottom cable entry provisions.
The OT630KLAA4B provides a 570 A AC-22A operational current rating at 690 V AC and a 570 A AC-23A operational current rating at 415 V AC. Its four-pole configuration allows four conductors to be switched together, making it suitable for appropriately designed three-phase distribution systems where neutral switching is required.
Supplied with a black pistol-grip operating handle, neutral and protective earth terminals, the OT630KLAA4B offers a practical enclosed isolation solution for industrial installations. The 1000 × 400 × 230 mm steel enclosure features open top and bottom cable entry areas, with compatible cable entry components and flanges selected separately to suit the installation.
Key Advantages
- 630 A nominal current rating for demanding industrial power distribution applications.
- Four-pole switching configuration enables simultaneous disconnection of four conductors.
- 570 A AC-23A operational current at 415 V AC supports appropriately rated industrial load-switching duties.
- 570 A AC-22A operational current at 690 V AC provides a defined switching capability for mixed resistive and inductive loads.
- IP54 steel enclosure provides protection against harmful dust ingress and splashing water when correctly assembled.
- Robust steel sheet construction protects the internal switch-disconnector assembly.
- Open top and bottom cable entries support flexible incoming and outgoing cable routing.
- Black pistol-grip handle provides clear manual ON/OFF operation.
- Neutral terminal included for suitable four-pole wiring arrangements.
- Protective earth terminal included for appropriate enclosure earthing.
- 1000 mm enclosure height provides space for the high-current switching assembly and cable connections.
- Separate cable entry accessories allow the installation to be configured for the required cable arrangement.
- Suitable for industrial electrical distribution, feeder isolation and machinery supply applications.
- Provides a dedicated local electrical isolation point for maintenance and operational switching.
Key Features
- ABB OT630KLAA4B enclosed switch-disconnector.
- 630 A nominal current rating.
- Four-pole switching mechanism.
- 570 A AC-22A operational current at 690 V AC.
- 570 A AC-23A operational current at 415 V AC.
- IP54-rated steel sheet enclosure.
- Manual I–0 / ON–OFF switching.
- Black pistol-grip operating handle.
- Open top cable entry.
- Open bottom cable entry.
- Neutral terminal included.
- Protective earth terminal included.
- Enclosure height: 1000 mm.
- Enclosure width: 400 mm.
- Enclosure depth: 230 mm.
- Catalogue weight: 30 kg.
- Cable entry components and flanges: Ordered separately.
- Suitable for fixed industrial electrical installations.
Technical Specifications
- Manufacturer: ABB
- Series: OT Enclosed Switch-Disconnectors
- Model: OT630KLAA4B
- ABB order code: OT630KLAA4B
- ABB product ID: 1SCA022341R1710
- Product type: Steel enclosed switch-disconnector
- Nominal current rating: 630 A
- Number of poles: 4
- Rated operational current AC-22A at 690 V AC: 570 A
- Rated operational current AC-23A at 415 V AC: 570 A
- Enclosure material: Steel sheet
- Enclosure protection rating: IP54
- Operating method: Manual
- Operating handle: Pistol-grip handle
- Operating handle colour: Black
- Operating positions: I–0 / ON–OFF
- Switching function: Load breaking and electrical isolation
- Top cable entry: Open
- Bottom cable entry: Open
- Cable entry arrangement: Provision for separately ordered cable entry components
- Compatible cable entry options: C-flange or ring-flange arrangements using suitable accessories
- Cable entry flanges: Ordered separately
- Neutral terminal: Included
- Protective earth terminal: Included
- Enclosure height: 1000 mm
- Enclosure width: 400 mm
- Enclosure depth: 230 mm
- Catalogue weight: 30 kg
- Installation type: Fixed mounting
- ABB product group: Metal Enclosed (Loadbreak)
- Product category: Metal Enclosed Switch-Disconnectors
Reliable 630 A Four-Pole Isolation with IP54 Steel Enclosure Protection
The ABB OT630KLAA4B provides a dedicated manual switching and isolation point for high-current electrical distribution circuits. Its four-pole mechanism operates the four switched conductors together, supporting installations where the electrical design requires three-phase and neutral disconnection. The switch has a 570 A AC-23A operational current rating at 415 V AC, with the applicable current determined by the circuit voltage, utilisation category and installation conditions.
The IP54 steel enclosure provides mechanical protection for the internal switching components and helps prevent harmful dust ingress and water splashing. Its open top and bottom cable entry areas accommodate separately selected cable entry arrangements. ABB specifies that suitable entry components are also used when fixing the enclosed switch assembly, making correct accessory selection important for the completed installation.
The supplied black pistol-grip handle provides manual I–0 / ON–OFF operation. Neutral and protective earth terminals are included to support appropriate electrical connections. The completed installation must maintain the required enclosure protection rating through correctly fitted cable entry components and suitable sealing.
As a non-fused switch-disconnector, the OT630KLAA4B provides manual switching and isolation rather than automatic overload or short-circuit protection. Appropriate protective devices must be selected separately, and the electrical designer should verify the switching duty, conductor sizing, fault protection and neutral isolation requirements before commissioning.
Typical Applications
- Industrial four-pole electrical isolation.
- High-current electrical feeder switching.
- Three-phase distribution systems requiring neutral switching.
- Industrial electrical distribution boards.
- Manufacturing and production facilities.
- Commercial building power distribution.
- Industrial machinery supply isolation.
- Large mechanical plant electrical installations.
- Industrial pump and ventilation systems.
- Electrical distribution and sub-distribution equipment.
- Local maintenance isolation points.
- Fixed industrial switchgear installations.
- Projects requiring open top and bottom cable entry arrangements.
- Industrial installations requiring IP54 steel enclosed switching.
Technical Specifications
Tick the specs you need, then view products that match.
| Device Type | Enclosed switch disconnector | |
|---|---|---|
| Material | Steel |
Frequently Asked Questions
What is the ABB OT630KLAA4B used for?
The ABB OT630KLAA4B is a 630 A four-pole steel enclosed switch-disconnector used for manual electrical isolation and load switching in industrial and commercial power distribution installations.
What is the current rating of the ABB OT630KLAA4B?
The OT630KLAA4B has a 630 A nominal current rating. ABB's enclosed switch catalogue lists an AC-23A operational current of 570 A at 415 V AC and an AC-22A operational current of 570 A at 690 V AC.
How many poles does the ABB OT630KLAA4B have?
The ABB OT630KLAA4B has four switching poles, enabling four conductors to be operated together through a common switching mechanism.
Can the ABB OT630KLAA4B switch a neutral conductor?
Yes. Its four-pole configuration supports appropriately designed three-phase and neutral switching arrangements. The required neutral switching sequence and installation compliance must be verified by the electrical designer.
What is the IP rating of the ABB OT630KLAA4B?
The OT630KLAA4B has an IP54 enclosure rating, providing protection against harmful dust ingress and splashing water when the complete enclosure is correctly assembled and sealed.
What material is the ABB OT630KLAA4B enclosure made from?
The enclosure is manufactured from steel sheet, providing a robust protective housing for the internal switch-disconnector assembly.
Does the ABB OT630KLAA4B have open cable entries?
Yes. The OT630KLAA4B is supplied with open top and bottom cable entry areas, allowing suitable cable entry accessories to be selected for the installation.
Are cable entry flanges included with the ABB OT630KLAA4B?
No. ABB specifies that cable entry components and flanges must be ordered separately. Compatible accessories must be selected to suit the cable arrangement and maintain the required enclosure protection.
What type of cable entry accessories can be used with the ABB OT630KLAA4B?
ABB's enclosed switch range provides C-flange and ring-flange cable entry arrangements. Suitable entry components and flanges must be selected for the OT630KLAA4B and the intended cable installation.
What type of operating handle does the ABB OT630KLAA4B include?
The OT630KLAA4B includes a black pistol-grip operating handle providing manual I–0 / ON–OFF switching.
Does the ABB OT630KLAA4B include neutral and earth terminals?
Yes. ABB specifies that the OT630KLAA4B includes neutral and protective earth terminals for appropriate electrical connections within the enclosure.
What are the dimensions of the ABB OT630KLAA4B?
The enclosure measures 1000 mm high × 400 mm wide × 230 mm deep, with a catalogue weight of 30 kg.
Is the ABB OT630KLAA4B a fused switch?
No. The ABB OT630KLAA4B is a non-fused switch-disconnector. Suitable overload and short-circuit protective devices must be provided separately according to the electrical installation requirements.
Does the ABB OT630KLAA4B provide automatic switching?
No. The OT630KLAA4B is a manually operated switch-disconnector. It does not automatically monitor electrical supplies or transfer loads between sources.
What is the difference between the ABB OT630KLAA4B and OT630KLAA3B?
The OT630KLAA4B is a four-pole model, while the OT630KLAA3B is a three-pole model. Both belong to ABB's steel enclosed switch-disconnector range, but the appropriate configuration depends on the number of conductors requiring isolation.
Trusted by Industrial Electrical and Switchgear Professionals
ABB OT enclosed switch-disconnectors are designed for electrical contractors, panel builders, industrial maintenance engineers and power distribution specialists requiring dependable manual switching and electrical isolation. The ABB OT630KLAA4B (1SCA022341R1710) combines a 630 A four-pole switching arrangement, IP54 steel enclosure, black pistol-grip handle, neutral and protective earth terminals, and open top and bottom cable entry provisions for demanding industrial electrical installations.
