OTP45BA3U ABB 45A 3 Pole Plastic Enclosed Switch Disconnector Red Yellow

OTP45BA3U ABB 45A 3 Pole Plastic Enclosed Switch Disconnector Red Yellow

ABB OTP45BA3U is a 45 A three-pole manually operated plastic enclosed switch-disconnector with a red/yellow handle for local electrical switching and isolation in industrial machinery and distribution installations.

SKU: OTP45BA3UMPN: OTP45BA3U
Price
List Price £157.98 ex VAT
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£157.98
Manufacturer Lead Time Estimated Delivery 5 weeks
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Manufacturer Lead Time

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Why Choose the ABB OTP45BA3U 45 A 3-Pole Plastic Enclosed Switch?

The ABB OTP45BA3U is a robust 45 A, three-pole plastic enclosed switch-disconnector designed for reliable electrical isolation and local load switching in industrial and commercial installations. Part of the ABB OTP enclosed switch range, it combines a durable non-metallic enclosure with a distinctive red/yellow operating handle for clear identification of the switching function.

The OTP45BA3U provides three-pole manual switching, making it suitable for appropriately rated three-phase electrical circuits, motor installations and industrial machinery. Its enclosed construction helps protect the switching components, while the red/yellow handle provides a recognisable operating interface for local equipment isolation.

Designed for fixed installation, the ABB OTP45BA3U offers a practical solution for electrical contractors, panel builders and industrial maintenance teams requiring a 45 A enclosed isolator. Its plastic housing and manual ON/OFF operation support straightforward integration into electrical distribution systems, machinery installations and local isolation arrangements.

Key Advantages

  • 45 A rated switching capacity for suitable industrial electrical applications.
  • Three-pole construction enables simultaneous switching of three conductors.
  • Red/yellow operating handle provides clear visual identification.
  • Plastic enclosure offers durable, non-metallic construction.
  • Enclosed design helps protect internal switching components.
  • Manual ON/OFF operation provides straightforward local control.
  • Suitable for appropriately rated three-phase electrical circuits.
  • Useful for industrial motor isolation and machinery maintenance.
  • Compact enclosed construction supports installation near electrical equipment.
  • Part of ABB's established OTP enclosed switch-disconnector range.

Key Features

  • ABB OTP45BA3U enclosed switch-disconnector.
  • 45 A current rating.
  • Three switching poles.
  • Red/yellow manual operating handle.
  • Plastic enclosure construction.
  • Manual ON/OFF switching functionality.
  • Designed for local electrical isolation.
  • Suitable for three-phase switching arrangements within applicable ratings.
  • Enclosed switch mechanism for fixed electrical installation.
  • Non-metallic housing for suitable industrial environments.
  • Applicable to machinery, electrical distribution and equipment isolation.
  • ABB OTP product family construction.

Technical Specifications

  • Manufacturer: ABB
  • Series: OTP Enclosed Switches
  • Model: OTP45BA3U
  • ABB order code: OTP45BA3U
  • Product type: Plastic enclosed switch-disconnector
  • Rated current: 45 A
  • Number of poles: 3
  • Handle colour: Red/yellow
  • Enclosure material: Plastic
  • Operation: Manual
  • Switching function: ON/OFF
  • Construction: Enclosed
  • Installation type: Fixed mounting
  • Product category: Plastic Enclosed Switches (OTP)

Dependable Three-Pole Switching for Industrial Electrical Installations

The ABB OTP45BA3U provides a practical means of manually disconnecting electrical equipment from its power supply. Its three-pole switching arrangement allows three conductors to be operated together, making it suitable for appropriately designed three-phase circuits and machinery isolation applications. The 45 A rating supports industrial electrical installations where the operating current and switching duty remain within the manufacturer's applicable limits.

The plastic enclosure helps protect the switch mechanism, while the red/yellow handle makes the switching point readily identifiable to operators and maintenance personnel. When selecting the OTP45BA3U, installers should verify the applicable voltage, utilisation category, protective device coordination, cable connections and environmental requirements for the complete installation.

Typical Applications

  • Industrial machinery local isolation.
  • Three-phase motor switching and isolation.
  • Pump and fan electrical isolation.
  • Manufacturing and production equipment.
  • Commercial building plant installations.
  • Industrial electrical distribution systems.
  • Conveyor and material handling equipment.
  • Maintenance isolation points for electrical machinery.
  • OEM equipment and machinery assemblies.
  • Fixed installations requiring a 45 A three-pole enclosed switch.

Frequently Asked Questions

What is the ABB OTP45BA3U used for?

The ABB OTP45BA3U is a 45 A three-pole plastic enclosed switch-disconnector used for manual electrical switching and isolation in industrial and commercial installations.

What is the current rating of the ABB OTP45BA3U?

The OTP45BA3U has a specified 45 A current rating. The applicable load characteristics, voltage and switching duty must be considered when selecting the device.

How many poles does the ABB OTP45BA3U have?

The ABB OTP45BA3U has three switching poles, enabling simultaneous switching of three conductors through a common manual operating mechanism.

What colour is the ABB OTP45BA3U operating handle?

The OTP45BA3U features a red/yellow operating handle, providing a readily identifiable manual switching interface for electrical equipment isolation.

What material is the ABB OTP45BA3U enclosure made from?

The switch is supplied in a plastic enclosure, providing durable non-metallic construction for suitable electrical installations.

Is the ABB OTP45BA3U suitable for three-phase electrical circuits?

Yes. Its three-pole construction makes it suitable for appropriately designed three-phase electrical circuits, provided the installation remains within the applicable electrical ratings.

Can the ABB OTP45BA3U be used for motor isolation?

Yes. The OTP45BA3U can be used for local isolation of appropriately rated motor installations. The motor current, operating voltage and required utilisation category should be checked before selection.

Is the ABB OTP45BA3U manually operated?

Yes. The ABB OTP45BA3U is a manually operated enclosed switch designed for local ON/OFF switching rather than automatic power transfer.

What is the difference between a three-pole and four-pole enclosed switch?

A three-pole switch operates three conductors together, typically the three phase conductors in a three-phase system. A four-pole switch provides an additional switching pole, which may be used for a neutral conductor where required by the installation design.

Is the ABB OTP45BA3U suitable for industrial machinery?

Yes. The OTP45BA3U is suitable for industrial machinery and electrical equipment requiring a 45 A three-pole enclosed switch-disconnector, subject to the applicable load ratings and installation requirements.

Trusted by Industrial Electrical and Maintenance Professionals

ABB OTP enclosed switch-disconnectors are designed for electrical contractors, industrial maintenance engineers, panel builders and machine manufacturers requiring dependable local electrical isolation. The ABB OTP45BA3U combines a 45 A three-pole switching arrangement, durable plastic enclosure and red/yellow manual operating handle for practical use in industrial machinery and electrical distribution installations.

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