Modular Bus Plug Interconnected Enclosures
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Solution Overview
Problem
Bus duct applications often require unique combinations of power distribution and control components, leading to custom-made plug-in units that increase costs and production delays due to a lack of commonality among installations.
Innovation Solution
A modular bus plug assembly comprising multiple interconnected enclosures that interface with a bus duct using a single outlet, allowing for interchangeable circuit protection and monitoring devices, including current transformers, displays, and communications circuitry, with wiring passages for interconnection between enclosures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If custom-made plug-in units are used to meet unique application requirements, then adaptability to specific customer requirements is improved, but manufacturing complexity and production time increase
Solution Approach 1:
The plug-in unit is divided into multiple separate enclosures, each housing different functional components (circuit breakers, metering devices, communication devices). This segmentation allows each enclosure to be manufactured independently using standardized processes, then assembled into custom configurations to meet specific application requirements, thereby maintaining adaptability while reducing overall manufacturing complexity.
Solution Approach 2:
Multiple functional enclosures are nested or interconnected within a modular framework, where each enclosure can be independently manufactured and then combined. This nesting approach enables standardized production of individual modules while allowing flexible assembly into custom configurations, resolving the contradiction between adaptability and manufacturing complexity.
2Adaptability or versatility
If custom-made plug-in units are used to meet unique application requirements, then adaptability to specific customer requirements is improved, but production time increases
Solution Approach 1:
By segmenting the plug-in unit into standardized enclosures that can be manufactured independently and simultaneously, production time is reduced while still allowing custom configurations to be assembled from these pre-manufactured modules to meet specific customer requirements.
Solution Approach 2:
Standardized enclosures are pre-manufactured with common components and interfaces before final assembly. This preliminary action allows multiple custom configurations to be assembled from ready-made modules, significantly reducing production time while maintaining adaptability to different application requirements.
3Device complexity
If multiple functional components are housed in a single enclosure, then device complexity is reduced, but adaptability to different component combinations is limited
Solution Approach 1:
The system uses multiple separate enclosures for different functional components (circuit protection, metering, communication) rather than housing all components in a single enclosure. This segmentation maintains relatively simple individual enclosures while enabling high adaptability through various interconnection configurations of the modular units.
Solution Approach 2:
The modular enclosure design incorporates universal interfaces and standardized mounting configurations that allow the same basic enclosure type to house different functional components. This universality enables adaptability to different component combinations without increasing the complexity of individual enclosure designs.
Data Source
AI summary
An apparatus includes a first enclosure configured to be mounted on a first wall of a bus duct and housing at least one circuit protective device and a connector assembly configured to engage an outlet of the bus duct of the first wall of the bus duct. The apparatus further includes a second unit including a second enclosure mounted on the first enclosure and housing at least one metering device and wiring passing between the first and second enclosures.