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Procedures for Laboratory Testing of Microwave Ovens

FinalCenter for Devices and Radiological Health10/01/1981

Description

The purpose of this document is to establish procedures for laboratory testing of microwave ovens that are certified by the manufacturer as being in compliance with the OHHS Performance Standard for Microwave Ovens published in 21 CFR 1010 and 21 CFR 1030.10.

Scope & Applicability

Product Classes

4
Microwave Ovens

The specific product category subject to this guidance.

Microwave Oven

product listed under 21 CFR 1002.61; compliance survey instruments for microwave ovens; Compliance survey instruments for microwave oven compliance; The subject of the compliance survey instruments being calibrated.; Compliance survey instruments for microwave ovens.

Household Ovens

Requires 100,000 cycles of operation for endurance testing

Commercial Appliances

Requires 200,000 cycles of operation for endurance testing

Stakeholders

2
Manufacturer

Entity responsible for submitting NDINs

Supervisor

Personnel assigned to ensure compliance by individuals with the requirements of part 121

Regulatory Context

Attributes

8
100,000 cycles

Minimum endurance requirement for household ovens

maximum microwave power output

setting required for the oven during the survey

Leakage (mW/cm²)

Measurement unit for microwave radiation

Rated Line Voltage

Electrical characteristic of the microwave oven.; Electrical characteristic of the oven; voltage level set using a Variac during testing

200,000 cycles

Minimum endurance requirement for commercial ovens

Permanence

A required characteristic for user precaution, service caution, and certification labels.

Legibility

labels must remain legible under normal conditions of use

Microwave power density

Measured using specific instruments during tests

Identified Hazards

Hazards

2
Microwave radiation leakage

Safety hazard inherent in testing microwave ovens.; Safety concern if emissions exceed 5 mW/cm²

Microwave and electrical hazards

Cautionary note regarding presence of hazards during testing

Related CFR Sections (3)

See Also (8)

Procedures for Laboratory Testing of Microwave Ovens | Guideline Explorer | BioRegHub