Why Choose the ABB OT630KLUU3BZ 630 A Enclosed Switch Disconnector?
The ABB OT630KLUU3BZ is a robust 630 A three-pole steel enclosed switch disconnector designed for dependable electrical isolation and load switching in industrial and commercial power distribution systems. As part of the ABB OT enclosed loadbreak switch range, it combines reliable switching performance with a durable steel enclosure, making it suitable for demanding electrical installations requiring safe and accessible isolation.
This enclosed switch disconnector features an IP65-rated galvanised steel sheet enclosure with a protective polyester coating, providing resistance to dust, water jets and environmental exposure when correctly installed. The enclosure incorporates blank cable entries at the top and bottom, allowing cable entry positions to be prepared to suit installation requirements while maintaining the appropriate degree of protection.
With a 630 A nominal current classification, three-pole switching configuration and 570 A AC-23A operational current rating at 415 V AC, the OT630KLUU3BZ is suitable for high-current industrial electrical isolation. Its front-operated black pistol handle, padlocking facility and interlocked enclosure cover support controlled operation and safe maintenance procedures.
Key Advantages
- Heavy-duty 630 A enclosed switch disconnector for industrial electrical isolation.
- Three-pole switching configuration suitable for three-phase power distribution systems.
- IP65-rated steel enclosure provides protection against dust ingress and water jets.
- Blank top and bottom cable entries allow flexible cable installation arrangements.
- Galvanised steel construction with a protective polyester coating provides durability and corrosion resistance.
- Black pistol-type operating handle offers clear ON/OFF indication and straightforward manual operation.
- Padlockable handle and interlocked cover support electrical isolation and maintenance safety.
- Suitable for outdoor installations when correctly installed and sealed.
Key Features
- ABB OT enclosed switch disconnector series.
- 630 A nominal current classification.
- 570 A rated operational current for AC-23A applications at 415 V AC.
- Three-pole (3P) switching configuration.
- IP65 enclosure protection rating.
- Galvanised steel sheet enclosure with polyester coating.
- Blank cable entries at the top and bottom.
- Front-operated black pistol-type handle with I-0 / ON-OFF indication.
- Padlockable handle accommodating up to three padlocks.
- Cover interlock with defeatable interlocking functionality.
- Neutral and protective earth terminals included.
- Enclosure door earthed through its hinges.
- Integrated enclosure pressure-relief provision.
- Provision for compatible auxiliary contacts.
- Suitable for fixed installation in industrial electrical distribution systems.
Technical Specifications
- Manufacturer: ABB
- Series: ABB OT Enclosed Switch Disconnectors
- Model: OT630KLUU3BZ
- ABB order code: 1SCA022750R1510
- Product group: 311019-Metal Enclosed (Loadbreak)
- Product type: Enclosed loadbreak switch disconnector
- Nominal current classification: 630 A
- Rated operational current (AC-22A, 415 V): 570 A
- Rated operational current (AC-23A, 415 V): 570 A
- Motor power rating (AC-23A, 415 V): 315 kW
- Motor power rating (AC-23A, 690 V): 560 kW
- Rated operational current (AC-23A, 690 V): 570 A
- Number of poles: 3
- Enclosure material: Galvanised steel sheet
- Enclosure finish: Protective polyester coating
- Protection rating: IP65
- Operating mechanism: Front operated
- Handle type: Black pistol-type handle
- Switch indication: I-0 / ON-OFF
- Padlocking provision: Up to 3 padlocks
- Interlocking: Cover interlock with defeatable interlock
- Cable entry arrangement: Blank top and bottom entries
- Auxiliary contacts included: None
- Maximum auxiliary contact configuration: 2 NO + 1 NC
- Neutral terminal: Included
- Protective earth terminal: Included
- Dimensions (H × W × D): 1000 × 400 × 230 mm
- Weight: 33 kg
- Mounting type: Fixed enclosed installation
Reliable Electrical Isolation for Industrial Power Distribution
Enclosed switch disconnectors such as the ABB OT630KLUU3BZ provide a dependable means of manually disconnecting electrical circuits from their power supply. The loadbreak switching mechanism enables circuits to be switched under suitable rated operating conditions, while the enclosed construction helps prevent accidental contact with live electrical components during normal operation.
The ABB OT series is designed for industrial environments where reliable isolation, robust construction and straightforward operation are essential. The OT630KLUU3BZ combines a steel sheet enclosure, flexible blank cable entry arrangement, padlockable operating handle and cover interlocking to support integration into industrial power distribution networks, machinery installations and electrical infrastructure.
Typical Applications
- Industrial electrical power distribution systems.
- Three-phase machinery and equipment isolation.
- Main and local electrical isolation points.
- Motor control centres and industrial motor circuits.
- Manufacturing plants and production facilities.
- Industrial processing and material handling equipment.
- Commercial and industrial electrical switchgear installations.
- Outdoor electrical installations requiring IP65 enclosure protection.
