YZTW LW5D 40A Manual 40 Amp Changeover Switch 40A

Product's introduction

LW5D series universal switch is mainly applicable to the electrical control circuit of AC 50Hz, rated voltage AC380V rated current 16A for manual conversion, not frequent switch on and off the shelf return, as control or transfer is used mainly for NBC gas shielded welding machine, inverter welding machine and air plasma cutting machine, and auto parts industry repair machine, tyre dismantling machine, balancing machine for regulating the current and voltage, also can directly control the motor starting, the reversible conversion speed, etc..
Theproductconformstothestandard GB1 4048.3-2008

Model and its meaning

Main technical parameters

Mechanical and electrical life

• Mechanical life   :  20000 times, operating frequency 360 times/hour
• Electrical life       :  10000 times, operating frequency 120 times/hour

Normal work condition

• The ambient air temperature shall not exceed+40°C, the lower limit shall not exceed-25 °C, and the average temperature in the 24h shall not exceed+35.
• The installation location of the elevation of not more than 2000m; ambient pollution level is not greater than 3.
• When the maximum temperature is+40 °C, the relative humidity of the air is not more than 50%, and the relative humidity can be higher at lower te mperature, for exa m pi e, reaching 90% at the temperature of 20 0C. Due to temperature change and occasionally produce special measures should be taken.

Outline and installation dimensions

On-off principle can be designed and manufactured according to user's requirements