Pool Bonding Kit Retrofit Equipotential Safety
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Solution Overview
Problem
Existing pool and spa systems often lack equipotential bonding, particularly in older installations, making it difficult and costly to meet electrical safety codes, as newer LED lights do not provide the required conductive surface area for bonding, and retrofitting existing components is challenging.
Innovation Solution
A bonding kit comprising a conductor with a body portion and extension, a strain relief fitting, and a split bolt connector, designed to be retrofitted into pool components like pumps, skimmers, and adapter fittings, ensuring equipotential bonding by providing a conductive path and electrical connection to the pool's bonding system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Use of energy by moving object
If LED lights are used in pool installations, then energy efficiency and longevity are improved, but the conductive surface area for equipotential bonding is insufficient
Solution Approach 1:
The bonding system is segmented into multiple components: a bonding conductor with body portion and extension portion, a strain relief fitting, and a conductor fitting. This segmentation allows the bonding function to be added independently from the lighting system, enabling LED lights to be used while maintaining equipotential bonding through separate dedicated bonding components.
Solution Approach 2:
A bonding conductor serves as an intermediary element between the pool water and the bonding system. The body portion of the bonding conductor provides the required conductive surface area in constant contact with pool water, while the extension portion connects to the strain relief fitting and conductor fitting, thereby mediating the bonding connection without interfering with the LED lighting installation.
2Reliability
If retrofit bonding is implemented in existing pools, then compliance with safety codes is improved, but installation complexity increases
Solution Approach 1:
The retrofit bonding system is divided into separate installable components: a bonding conductor that can be positioned in the pool, a strain relief fitting that attaches to existing pool structures, and a conductor fitting for electrical connection. This segmentation allows incremental installation and simplifies retrofitting compared to requiring complete system replacement.
Solution Approach 2:
The strain relief fitting is designed to attach to various existing pool components such as pump housings, skimmer boxes, or other structures, making it a universal mounting solution. The conductor fitting can connect to different types of bonding conductors and bonding systems, providing multi-functionality that simplifies installation across different pool types and ages.
3Reliability
If bonding conductors are installed in existing pool structures, then equipotential bonding is achieved, but structural modification requirements increase
Solution Approach 1:
The bonding function is extracted from the requirement to modify existing pool structures. Instead of embedding bonding elements during original construction, the bonding conductor and fittings are designed as separate attachable components that can be installed on existing structures without structural modification, thereby simplifying installation while achieving equipotential bonding.
Solution Approach 2:
The bonding conductor uses a flexible cable construction that is relatively simple and cost-effective to install and replace if needed. The strain relief fitting and conductor fitting are designed as straightforward mechanical and electrical connection components that do not require complex installation procedures or specialized tools, making the overall system easy to manufacture and install.
Data Source
AI summary
A bonding kit for use with a water-holding structure, the kit having a bonding conductor with a body portion configured to reside within a component attached to the water-holding structure. The bonding conductor includes an extension portion configured to extend outwardly from the component. The bonding kit includes a conductor fitting configured to attach to the extension portion of the bonding conductor and to attach to a conductive system of the water-holding structure, providing an electrical connection between the bonding conductor, or water therein, and the conductive system, the bonding conductor providing equipotential bonding for water contained in the water-holding structure.