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7GDS289785R0000 ABB 289785 Main Contacts 125 A 4-Pole Tin-Plated
ABB 289785 is a 125 A four-pole tin-plated main contact component designed for compatible industrial electrical switchgear and power distribution assemblies.
£300.77
Why Choose the ABB 289785 Main Contacts 125 A 4-Pole Tin-Plated?
The ABB 289785 is a specialised 125 A, four-pole main contact component designed for integration into compatible industrial electrical switchgear and power distribution assemblies. Featuring a tin-plated contact finish, this component belongs to ABB's GT product group and is intended for electrical equipment requiring the specified four-pole main contact arrangement.
Main contacts are essential current-carrying components within electrical switching and distribution equipment. They provide the conductive interfaces required for transferring electrical current through the designated circuit arrangement. The ABB 289785 features a 125 A current rating and four-pole configuration, making it suitable for compatible electrical equipment designed around this contact assembly.
Identified by ABB order code 7GDS289785R0000, the ABB 289785 incorporates tin-plated contact surfaces, a finish commonly used in electrical connections to help maintain dependable conductive interfaces. Its specified current rating, pole configuration and contact finish support accurate component selection for switchgear manufacturing, maintenance and replacement applications.
Key Advantages
- 125 A main contact rating for compatible electrical switching equipment.
- Four-pole configuration for designated electrical distribution assemblies.
- Tin-plated contact finish suitable for electrical connection applications.
- Provides the main conductive contact interface within compatible equipment.
- Supports maintenance and replacement of specified switchgear contact components.
- Suitable for industrial power distribution and electrical equipment manufacturing.
- ABB manufacturer identification enables accurate procurement and component matching.
Key Features
- ABB 289785 main contacts.
- 125 A rated current.
- 4-pole electrical configuration.
- Tin-plated contact finish.
- Designed for compatible industrial electrical switchgear assemblies.
- Main current-carrying contact component.
- Suitable for designated replacement and equipment assembly applications.
- ABB GT product group.
- Manufacturer order code 7GDS289785R0000.
Reliable Main Contact Connections for Industrial Power Distribution
Main electrical contacts provide conductive interfaces within switching and distribution equipment. Correctly specified contact components are essential for maintaining electrical continuity, managing current flow and supporting the intended operation of the complete electrical assembly. Contact condition, mechanical engagement and connection pressure all influence the performance of the electrical interface.
The ABB 289785 125 A four-pole main contacts feature a tin-plated finish and are intended for equipment requiring this specific contact configuration. The four-pole arrangement supports applications where four main contact poles are required by the compatible switchgear design. Electrical performance depends on the complete equipment assembly, correct installation and the manufacturer's operating requirements.
Typical Applications
- Industrial electrical switchgear assemblies.
- Compatible 125 A electrical distribution equipment.
- Four-pole electrical switching arrangements.
- Three-phase distribution equipment with a switched neutral, where specified by the assembly design.
- Switchgear main contact replacement and maintenance.
- Electrical distribution cabinet refurbishment.
- OEM switchgear and power distribution equipment manufacturing.
Technical Specifications
| Product type | Main electrical contacts |
|---|---|
| Rated current | 125 A |
| Number of poles | 4 |
| Contact finish | Tin-plated |
| Contact function | Main current-carrying electrical interface |
| Product group | GT |
| ABB order code | 7GDS289785R0000 |
| Application | Compatible electrical switchgear and power distribution assemblies |
Frequently Asked Questions
What is the ABB 289785 used for?
The ABB 289785 provides 125 A, four-pole main contacts for compatible electrical switchgear and power distribution equipment requiring this contact configuration.
What is the current rating of the ABB 289785?
The specified main contact current rating is 125 A. The operating limits of the complete switchgear assembly must also be observed.
How many poles does the ABB 289785 have?
The ABB 289785 features a four-pole configuration, intended for compatible equipment requiring four main electrical contact poles.
What contact finish is used on the ABB 289785?
The ABB 289785 features a tin-plated contact finish, as specified in the manufacturer's product designation.
What is the ABB order code for the 289785 main contacts?
The ABB manufacturer order code is 7GDS289785R0000.
Can the ABB 289785 main contacts be used in any 125 A switchgear?
No. The contacts must be matched to the intended switchgear model and four-pole contact assembly. A matching current rating alone does not establish mechanical or electrical compatibility.
Are the ABB 289785 contacts a complete switching device?
No. The ABB 289785 is identified as a main contact component, not a complete circuit breaker or switch-disconnector. It must be installed as part of the appropriate electrical equipment assembly.
Trusted by Switchgear Manufacturers and Electrical Engineering Professionals
ABB electrical contact components support switchgear manufacturers, industrial maintenance engineers and power distribution equipment specialists in constructing and maintaining compatible electrical assemblies. The ABB 289785 provides a specifically identified 125 A, four-pole, tin-plated main contact configuration for equipment requiring this component.
