EMAS PSA020KT332S EMAS 20 A 3 POLES MULTI STEP CAM SWIT (0-1-2) 60

Q: What is the current rating of this cam switch?

The PSA020KT332S has a rated current of 20 A.

Q: What switching function does the PSA020KT332S provide?

The switch provides a 0-1-2 step switching function with a three-pole configuration.

Q: What is the protection rating of this cam switch?

The PSA020KT332S has an IP54 protection rating, making it suitable for industrial environments.

EMAS PSA020KT332S rotary step cam switch, a 20 A three-pole 0-1-2 switching device designed for industrial electrical control applications.

SKU: PSA020KT332SMPN: PSA020KT332S

List Price £34.94 ex VAT

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£34.94

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Manufacturer Lead Time

£34.94

Why Choose the EMAS PSA020KT332S Step Cam Switch?

The EMAS PSA020KT332S is a robust and reliable rotary step cam switch designed for industrial electrical control and multi-position switching applications. Part of the EMAS PSA Series cam switch range, it provides dependable manual step control for machinery, electrical panels and automation systems.

This cam switch features a three-pole step switching configuration with a 0-1-2 switching function and a 60° operating angle. Its compact 48 × 48 mm panel mounting format allows straightforward installation while providing reliable switching performance in demanding industrial environments.

With a rated current of 20 A and an AC21A utilisation category, the PSA020KT332S is suitable for applications requiring dependable manual step control, long service life and compact industrial switching solutions.

Key Advantages

Compact rotary step cam switch designed for industrial applications.
20 A rated current suitable for industrial switching circuits.
Three-pole 0-1-2 step switching function for flexible manual control.
60° switching operation for precise operator control.
Durable construction designed for reliable long-term performance.
Suitable for industrial control panels, machinery and automation equipment.

Key Features

EMAS PSA Series cam switch.
20 A rated operational current.
Step switching function (0-1-2).
Three-pole configuration.
60° operating angle.
48 × 48 mm frame size.
High precision switching mechanism.
Suitable for industrial electrical control applications.

Reliable Multi-Position Switching for Industrial Systems

Rotary step switches such as the EMAS PSA020KT332S provide a simple and reliable method of manually controlling electrical circuits through predefined operating positions. The cam-operated mechanism enables accurate switching while maintaining dependable electrical performance in industrial equipment.

The PSA Series is designed for machine builders, panel manufacturers and automation engineers requiring compact switching devices with reliable operation, long mechanical life and straightforward installation.

Typical Applications

Industrial electrical control panels.
Machine control systems.
Automation equipment.
Electrical switching applications.
Manufacturing machinery.
Industrial electrical installations.

Technical Specifications

Tick the specs you need, then view products that match.

Operation	2 positions
Product Series	Emas PSA Series
Device Type	Cam Switch
IP Rating	IP54
Manufacturer	EMAS
Series	PSA Series
Model	PSA020KT332S
Product type	Rotary cam switch
Switch type	Step
Switch position	0-1-2
Poles	3 poles
Rated current (Ie)	20 A
Operating angle	60°
Frame size	48 × 48 mm
Utilisation category	AC21A
Insulation voltage (Ui)	690 V
Impulse withstand voltage (Uimp)	4 kV
Protection rating	IP54
Contact material	AgNi
Mechanical life	Minimum 100,000 operations
Electrical life	Minimum 50,000 operations
Operating temperature	-25 to +80 °C
Pollution degree	3
Cable section	1–2.5 mm²
Short circuit breaking capacity (Ics)	6 kA
Mounting type	Panel mounting

Frequently Asked Questions

What is the EMAS PSA020KT332S used for?

The EMAS PSA020KT332S is a rotary step cam switch used for manual multi-position switching and control of electrical circuits in industrial applications.

What is the current rating of this cam switch?

The PSA020KT332S has a rated current of 20 A.

What switching function does the PSA020KT332S provide?

The switch provides a 0-1-2 step switching function with a three-pole configuration.

What is the protection rating of this cam switch?

The PSA020KT332S has an IP54 protection rating, making it suitable for industrial environments.

Where is this cam switch typically installed?

The switch is typically installed in electrical control panels, machinery and industrial automation systems.

Trusted by Industrial Control Professionals

EMAS PSA Series cam switches are widely used in industrial automation and electrical control applications where reliable manual switching, compact design and long service life are essential.

Operation	2 positions
Product Series	Emas PSA Series
Device Type	Cam Switch
Manufacturer	EMAS
Series	PSA Series
Model	PSA020KT332S
Product type	Rotary cam switch
Switch type	Step
Switch position	0-1-2
Poles	3 poles
Rated current (Ie)	20 A
Operating angle	60°
Frame size	48 × 48 mm
Utilisation category	AC21A
Insulation voltage (Ui)	690 V
Impulse withstand voltage (Uimp)	4 kV
Protection rating	IP54
Contact material	AgNi
Mechanical life	Minimum 100,000 operations
Electrical life	Minimum 50,000 operations
Operating temperature	-25 to +80 °C
Pollution degree	3
Cable section	1–2.5 mm²
Short circuit breaking capacity (Ics)	6 kA
Mounting type	Panel mounting
IP Rating	IP54

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