OT315KLAA4B ABB 315A 4-Pole IP54 Steel Enclosed Switch-Disconnector

OT315KLAA4B ABB 315A 4-Pole IP54 Steel Enclosed Switch-Disconnector

ABB OT315KLAA4B is a 315 A four-pole switch-disconnector in an IP54 steel-sheet enclosure with open cable entries for dependable industrial load switching and electrical isolation.

SKU: OT315KLAA4BAlt SKU: 1SCA022341R0900MPN: OT315KLAA4B
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Why Choose the ABB OT315KLAA4B 315A 4-Pole IP54 Steel Enclosed Switch-Disconnector?

The ABB OT315KLAA4B is a heavy-duty 315 A four-pole enclosed switch-disconnector designed for reliable load switching and electrical isolation in industrial low-voltage installations. Part of the ABB OT enclosed switch-disconnector range, it combines a high-performance switching device with a robust steel-sheet enclosure to provide a complete local isolation solution.

The OT315KLAA4B is housed in a steel-sheet enclosure rated IP54 and features open cable-entry areas at the top and bottom. The enclosure measures approximately 400 × 600 × 230 mm, providing a robust format for industrial switchgear while allowing suitable cable-entry flanges to be selected separately according to the installation.

Rated at 315 A, the OT315KLAA4B provides 315 A AC-22A duty up to 690 V AC and 315 A AC-23A duty up to 415 V AC. The enclosed assembly includes a black pistol-type operating handle with I-0 / ON-OFF indication and a protective-earth terminal, making it a practical solution for industrial machinery, distribution and maintenance-isolation applications.

Key Advantages

  • Complete 315 A four-pole enclosed switch-disconnector for industrial switching and isolation.
  • Robust steel-sheet enclosure with IP54 protection.
  • 315 A AC-22A rating up to 690 V AC.
  • 315 A AC-23A rating up to 415 V AC.
  • Black pistol-type operating handle provides clear I-0 / ON-OFF indication.
  • Open top and bottom cable-entry areas provide flexibility when configuring the installation.

Key Features

  • ABB OT enclosed switch-disconnector range.
  • 315 A rated operational current.
  • 4-pole switching configuration.
  • Steel-sheet enclosure.
  • IP54 degree of protection.
  • Front-operated enclosed switching arrangement.
  • Black pistol-type operating handle included.
  • I-0 and ON-OFF handle indication.
  • Protective-earth terminal included.
  • Open cable-entry areas at the top and bottom.
  • Cable-entry flanges selected separately to suit the installation.
  • Approximate enclosure dimensions of 400 × 600 × 230 mm.

Protected Four-Pole Switching and Electrical Isolation

Enclosed switch-disconnectors combine manual load switching and electrical isolation with a protective enclosure, providing a practical complete assembly for local disconnection of equipment and distribution circuits. The four-pole ABB OT315KLAA4B enables four conductors to be switched together and is housed in a steel-sheet enclosure providing IP54 protection for industrial environments.

The OT315KLAA4B combines 315 A switching capability, four-pole operation and a 400 × 600 × 230 mm steel enclosure. Its AC-22A and AC-23A ratings support demanding load-switching duties, while the open top and bottom cable-entry arrangement allows suitable ABB cable-entry flanges to be selected for the installation.

Typical Applications

  • Industrial machinery and equipment isolation.
  • Four-pole low-voltage power-distribution systems.
  • Local main-switch and maintenance-isolation applications.
  • Manufacturing and process-industry installations.
  • Industrial plant and infrastructure electrical systems.
  • Applications requiring a steel enclosed IP54 switch-disconnector.

Technical Specifications

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Material Steel
Device Type Enclosed switch disconnector
Series OT Enclosed Switch-Disconnectors
ABB order code 1SCA022341R0900
Product group 311027-OT Switches
Product type Enclosed switch-disconnector
Rated operational current 315 A
Number of poles 4
Rated operational current AC-22A 315 A up to 690 V AC
Rated operational current AC-23A 315 A up to 415 V AC
Enclosure material Steel sheet
Degree of protection IP54
Operation Front operated
Handle Black pistol-type handle
Handle indication I-0 / ON-OFF
Cable-entry arrangement Open top and bottom
Enclosure width 400 mm
Enclosure height 600 mm
Enclosure depth 230 mm
Product weight approx. 17 kg
Protective-earth terminal Included

Frequently Asked Questions

What is the ABB OT315KLAA4B?

The ABB OT315KLAA4B is a 315 A four-pole enclosed switch-disconnector supplied in an IP54 steel-sheet enclosure for industrial load switching and electrical isolation.

What is the current rating of the ABB OT315KLAA4B?

The OT315KLAA4B is rated at 315 A, with an AC-22A rating of 315 A up to 690 V AC and an AC-23A rating of 315 A up to 415 V AC.

How many poles does the OT315KLAA4B have?

The OT315KLAA4B has a four-pole configuration, enabling four conductors to be switched and isolated together.

What enclosure protection does the ABB OT315KLAA4B provide?

The OT315KLAA4B is supplied in a steel-sheet enclosure rated IP54, providing protection against limited dust ingress and splashing water.

What are the enclosure dimensions of the ABB OT315KLAA4B?

The steel enclosure measures approximately 400 mm wide × 600 mm high × 230 mm deep.

Does the ABB OT315KLAA4B include an operating handle?

Yes. The enclosed switch-disconnector includes a black pistol-type operating handle with I-0 / ON-OFF indication.

Does the OT315KLAA4B have open cable entries?

Yes. The enclosure has open cable-entry areas at the top and bottom. Suitable cable-entry flanges are ordered separately according to the installation requirements.

Trusted by Industrial Electrical Professionals Worldwide

ABB OT enclosed switch-disconnectors are used in industrial power distribution, machinery and local isolation applications where dependable switching, secure electrical isolation and robust enclosed construction are required.