EMAS PSA020AK231AQ EMAS 20 A 2 POL. ON-OFF KEY OPER. CAM SWIT (0-1) 60

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

The switch has a rated operational current of 20 A.

Q: What switching positions does the PSA020AK231AQ provide?

The switch provides a 0-1 on-off switching configuration with a 60° operating angle.

Q: Does this cam switch include a key-operated feature?

Yes, the PSA020AK231AQ includes a key-operated mechanism for controlled switching operation.

EMAS PSA020AK231AQ rotary cam switch, a 20 A two phase 0-1 on-off key-operated quickmount switch designed for industrial control panels and automation applications.

SKU: PSA020AK231AQMPN: PSA020AK231AQ

List Price £24.93 ex VAT

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Manufacturer Lead Time

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Why Choose the EMAS PSA020AK231AQ Cam Switch?

The EMAS PSA020AK231AQ is a compact and reliable rotary cam switch designed for manual electrical switching and control applications in industrial machinery, automation systems and electrical panels. As part of the proven EMAS PSA series, this switch provides dependable on-off control with a key-operated mechanism and quick mounting design for efficient installation.

This cam switch combines robust mechanical construction with reliable electrical performance, making it suitable for machine builders, control panel manufacturers and industrial automation engineers requiring secure manual switching. The quickmount design simplifies installation while the key-operated feature helps provide controlled access to switching functions.

With a rated current of 20 A, a two-phase 0-1 on-off switching configuration and a 60° switching angle, the EMAS PSA020AK231AQ is suitable for industrial control and isolation applications where dependable switching performance is required.

Key Advantages

Compact rotary cam switch designed for industrial control applications.
20 A rated current suitable for electrical switching requirements.
Key-operated switching mechanism for controlled operation.
Quickmount design enables fast panel installation.
Two-phase 0-1 on-off switching for straightforward circuit control.
Durable construction with long mechanical and electrical service life.

Key Features

EMAS PSA series cam switch.
20 A rated operational current.
Two-phase switching configuration.
0-1 on-off switch positions.
60° switching angle.
Key-operated design.
Quickmount panel mounting.
IP54 protection rating for industrial applications.

Reliable Switching for Industrial Control Systems

Rotary cam switches such as the EMAS PSA020AK231AQ provide a dependable method for manually controlling electrical circuits in industrial equipment. Their mechanical switching mechanism allows reliable operation while supporting frequent switching cycles in demanding environments.

The PSA series is designed for industrial automation, machine building and electrical panel applications where compact dimensions, reliable contacts and simple installation are important. The key-operated quickmount configuration provides a practical solution for applications requiring controlled manual switching.

Typical Applications

Industrial control panels.
Machine switching and isolation systems.
Automation equipment.
Electrical cabinets and enclosures.
Manufacturing machinery.
Industrial power control applications.

Technical Specifications

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Operation	2 positions
Product Series	Emas PSA Series
Device Type	Cam Switch
IP Rating	IP54
Manufacturer	EMAS
Series	PSA Series
Model	PSA020AK231AQ
Product type	Rotary cam switch
Switch type	On-Off
Mounting type	Quickmount
Rated current	20 A
Poles / phases	2-phase
Switch positions	0-1
Switching angle	60°
Usage category	AC21A
Insulation voltage	690 V
Impulse withstand voltage	4 kV
Protection rating	IP54
Contact material	AgNi
Cable section	1–2.5 mm²
Operating temperature	-25 to +80 °C
Mechanical life	minimum 100,000 operations
Electrical life	minimum 50,000 operations
Standard	TS EN 60947-3

Frequently Asked Questions

What is the EMAS PSA020AK231AQ used for?

The EMAS PSA020AK231AQ is a rotary cam switch used for manual on-off control and switching of electrical circuits in industrial machinery and control panels.

What is the current rating of this cam switch?

The switch has a rated operational current of 20 A.

What switching positions does the PSA020AK231AQ provide?

The switch provides a 0-1 on-off switching configuration with a 60° operating angle.

Does this cam switch include a key-operated feature?

Yes, the PSA020AK231AQ includes a key-operated mechanism for controlled switching operation.

Where is this switch typically installed?

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

Trusted for Industrial Switching Applications

EMAS PSA series cam switches are widely used in industrial automation and electrical control systems where reliable manual switching, compact installation and durable performance are required.

Operation	2 positions
Product Series	Emas PSA Series
Device Type	Cam Switch
Manufacturer	EMAS
Series	PSA Series
Model	PSA020AK231AQ
Product type	Rotary cam switch
Switch type	On-Off
Mounting type	Quickmount
Rated current	20 A
Poles / phases	2-phase
Switch positions	0-1
Switching angle	60°
Usage category	AC21A
Insulation voltage	690 V
Impulse withstand voltage	4 kV
Protection rating	IP54
Contact material	AgNi
Cable section	1–2.5 mm²
Operating temperature	-25 to +80 °C
Mechanical life	minimum 100,000 operations
Electrical life	minimum 50,000 operations
Standard	TS EN 60947-3
IP Rating	IP54

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