Button switches series KMEM 8 (red-green colour) consist of a control device (actuator) and unified removable blocks (modules) of contacts of closing and opening type, intended for switching of electric control circuits of alternating current up to 660 V, frequency 50 and 60 Hz and direct current up to 440 V. Can be supplied as assembled - drive with modules (blocks of contacts), and separately.
Operating conditions . Switches and switches are manufactured in versions for temperate (U),tropical (T) and temperate cold (UHL), including for ships of unlimited navigation area (OM) climate and are designed for operation in the following conditions: - Ambient air temperature from -50C to +55C;- Relative humidity of the environment not more than 90% at temperature 20C and not more than 50% at temperature 40C;- Environment non-explosive, not containing dust in concentrations that deteriorate the parameters of switches;- Altitude above sea level not more than 4300 m.
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