How to Choose the Right Ammeter and Voltmeter Selector Switches?

Ammeter Selector Cam Switches and Voltmeter Selector Cam Switches

Important Diagrams

Ammeter Selector Switches and Voltmeter Selector Switches are commonly used in industrial measurement applications. They feature four main types of contact diagrams, with two focused on current measurements (61325 and LH3/3) and two on voltage measurements (61313 and YH5/3).

Ammeter Selector Switches LH3/3, 61325
Voltmeter Selector Cam Switches YH5/3, 61313
The Ammeter Selector Switch is a specialized, multi-position switch that connects one or more phases of an electrical supply to an ammeter, allowing for the display of current levels in each phase on a single meter. On the other hand, Voltmeter Selector Switches utilize a single voltmeter to sequentially measure voltages (both phase-to-phase and phase-to-neutral) in a three-phase electrical circuit.

It’s crucial to note that there are often more contact diagrams available than recognized. For instance, Voltmeter Selector Switches come in configurations of 3, 4, 5, 6, or 7 positions, segmented into 2, 3, or 4 stages. Similarly, Ammeter Selector Switches are available in 3 or 4 positions, segmented into 3, 4, 5, or 6 stages.

Refer to the provided contact diagrams for detailed information. Keep in mind that there are numerous contact diagrams, each tailored to specific functions for Voltmeter Selector Switches and Ammeter Selector Switches across various electrical circuits.

Ammeter Selector Switches:

Ammeter Selector Switches Contact Diagrams

Voltmeter Selector Switches:

Voltmeter Selector Switches Contact Diagrams
Find more informations about the Rotary Cam Switches in below link, you can customize your own special switches without extra charge.

Rotary Cam Switches – Konrak Switch Factory

You can find the introduction of Rotary Cam Switches on Youtube.

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