Final answer:
Fittings and connectors must be used with the wiring methods for which they are approved and listed. The correct answer to the multiple-choice question is I & III only. This ensures safety and compliance with electrical standards.
Explanation:
Understanding Fittings and Connectors
Fittings and connectors are essential components used in various wiring methods, particularly in electrical engineering and construction. The use of these components must adhere to specific guidelines to ensure safety and functionality.
Approved, Designed, and Listed
When we consider fittings and connectors, the terms approved, designed, and listed are crucial:
- Approved: Refers to fittings and connectors that have been officially sanctioned for use by relevant authorities or standards organizations.
- Designed: Indicates that fittings and connectors are engineered for particular wiring methods, ensuring compatibility and safety.
- Listed: Means that the fittings and connectors have been tested and certified by an organization that verifies their compliance with certain safety standards.
To use fittings and connectors correctly, they must be utilized with the specific wiring methods for which they are approved and listed. Therefore, the correct answer to the question is (c) I & III only.
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