Why Choose the EMAS PSA040KD333S Changeover Cam Switch?
The EMAS PSA040KD333S is a robust 40 A three-pole changeover cam switch designed for reliable manual circuit selection in industrial electrical and control applications. As part of the EMAS PSA Series, it provides a defined 1-2 switching arrangement with a 60° switching angle and a 64 × 64 mm frame for panel-mounted installations.
This cam switch provides dependable mechanical switching between two alternative circuit positions. Its three-pole configuration allows three circuits to be switched together from a single rotary control, making it suitable for machinery, electrical panels and industrial control equipment requiring reliable manual changeover operation.
With a rated current of 40 A, a three-pole configuration, a rated insulation voltage of 690 V and an AC-21A utilisation category, the PSA040KD333S is suitable for a wide range of industrial switching duties. Its 64 × 64 mm frame provides a practical format for panel-mounted control equipment.
Key Advantages
- Robust three-pole changeover cam switch designed for industrial applications.
- 40 A rated current suitable for industrial manual switching.
- 1-2 changeover switching arrangement provides two defined circuit positions.
- 60° switching angle provides positive rotary operation.
- 64 × 64 mm frame provides a practical panel-mounted format.
- High contact reliability with long mechanical and electrical service life.
Key Features
- EMAS PSA Series cam switch.
- 40 A rated current.
- Three-pole configuration.
- 1-2 changeover switching arrangement.
- 60° switching angle.
- 64 × 64 mm frame size.
- 690 V rated insulation voltage.
- 4 kV impulse withstand voltage.
- AC-21A utilisation category.
- High-precision rotary mechanism for dependable industrial control.
Reliable Changeover Switching for Industrial Control
Cam switches such as the EMAS PSA040KD333S provide a straightforward mechanical method of switching electrical circuits between defined operating positions. The rotary mechanism allows operators to select between alternative circuit states while providing positive and repeatable switching action.
The PSA Series is designed for industrial electrical control and switching duties, combining robust construction, high contact reliability and long service life. The PSA040KD333S provides three-pole changeover switching in a 64 × 64 mm format, making it suitable for machinery and electrical control panels where dependable manual circuit selection is required.
Typical Applications
- Industrial electrical control panels.
- Three-phase circuit selection and changeover.
- Machinery control systems.
- Industrial automation equipment.
- Electrical equipment requiring alternative circuit selection.
- General-purpose industrial switching and control applications.
