31.040.20 Potentiometers, variable resistors

BS EN 61643-331 Ed.3.0. Components for low-voltage surge protective devices Part 331. Performance requirements and test methods for metal oxide varistors (MOV)

Detail specification for single turn low power non-wirewound rotary potentiometers. Spindle insulated from resistance element, spindle and panel sealed or container, spindle and panel sealed. Full assessment level

Rules for the preparation of detail specifications for single turn low power rotary potentiometers of assessed quality

Harmonized system of quality assessment for electronic components: sectional specification: lead screw actuated and rotary preset potentiometers

Harmonized blank detail specification for lead screw actuated non-wirewound preset potentiometers. Square form, container sealed, actuating device insulated from resistive element, slipping clutch at each end of travel, rigid terminations. Assessment level S.

Specification for harmonized system of quality assessment for electronic components. Blank detail specification: preset potentiometers (assessment level S)

Specification for harmonized system of quality assessment for electronic components. Blank detail specification: preset potentiometers (assessment level M)

Harmonized system of quality assurance for electronic components: sectional specification: power potentiometers

Specification for harmonized system of quality assessment for electronic components. Blank detail specification: power potentiometers (assessment level S)

Specification for harmonized system of quality assessment for electronic components. Blank detail specification: power potentiometers (assessment level M)

Harmonized system of quality assessment for electronic components. Sectional specification: low power single-turn rotary potentiometers

Specification for harmonized system of quality assessment for electronic components. Blank detail specification: low power single turn rotary potentiometers (assessment level S)