44MS30-05-1-12N

Rotary switches are electrical switches that are operated by rotating a handle or dial. The 44MS30-05-1-12N is a type of rotary switch that has multiple practical applications in different industries. This article will explain the application field and working principle of the 44MS30-05-1-12N rotary switch.

Applications

The 44MS30-05-1-12N is a 2 pole, 5 position, 12 Amp rotary switch that is ideal for applications where a selection from 2 or more alternate circuits is required. Accommodating both AC and DC ratings, the switch is designed for use in motor control, appliance wiring, and heating and air conditioning systems. Additionally, the switch is perfect for controlling multiple speed, reversal, and cooling fan motors as well as for controlling multiple sections of line voltage lights.

Other applications include reversing contactor control and reversing motor starter control. This switch is also used in many audio and video systems, such as in surround sound systems, audio mixers, and video game consoles. Finally, it can be used in the design of electronically controlled toys and hobby projects, like robots and remote control cars.

Construction

The construction of the 44MS30-05-1-12N features a die-cast aluminum housing and two integral mounting lugs with two terminals each. The housing is finished with a white crackle paint, and the switches are black anodized for corrosion protection. The switch is designed with an additional spring-return system that instantly turns the switch off when released.

Working Principle

The rotary switch works by rotating a handle connected to an input shaft. As the handle is turned, it engages different levers which correspond to each switch position. When a switch position is engaged, its corresponding lever completes the electrical connection for that position. This connection is maintained until the handle is turned in the opposite direction to engage another lever and break the connection.

The 44MS30-05-1-12N is equipped with two stainless steel mounting screws at each end to ensure secure mounting in the panel without the need for additional mounting hardware. The switch is also rated for 12 Amps, meaning it is guaranteed to be able to withstand the current of whatever device it is used to control.

Conclusion

The 44MS30-05-1-12N is a versatile rotary switch with many important applications in different industries. The switch is constructed with an aluminum housing and two integral mounting lugs with two terminals each, and is rated at 12 Amps. The switch operates by rotating a handle connected to an input shaft, which engages different levers to create connections with each switch position.