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EMAS PSA120AK141E EMAS 120 A 1 POLE EMER. TYPE ON OFF CAM SWIT. (0-1) 90
EMAS PSA120AK141E 120A single phase rotary cam switch designed for reliable industrial On-Off switching and electrical isolation applications.
£31.28
Why Choose the EMAS PSA120AK141E Cam Switch?
The EMAS PSA120AK141E is a robust and reliable rotary cam switch designed for high-current industrial switching, isolation and control applications. As part of the proven EMAS PSA series, this 120 A safety On-Off cam switch provides dependable manual control for electrical panels, machinery and industrial automation systems.
This cam switch features a compact industrial design with a single-phase configuration, a 0-1 On-Off switching function and a 90° safety switching mechanism. The PSA series is engineered for high precision, long service life and reliable operation in demanding industrial environments.
With a rated current of 120 A and an 85 × 85 mm mounting frame, the EMAS PSA120AK141E is suitable for industrial control panels, machinery isolation and electrical switching systems requiring secure high-current manual switching performance.
Key Advantages
- High-current rotary cam switch designed for industrial applications.
- 120 A current rating suitable for demanding electrical switching requirements.
- Single-phase On-Off switching configuration for reliable circuit control.
- 90° safety switching operation for controlled isolation.
- Durable construction designed for long operational life.
- Suitable for electrical panels, machinery and automation systems.
Key Features
- EMAS PSA series rotary cam switch.
- 120 A rated current.
- 1-phase configuration.
- On-Off switching function (0-1).
- 90° operating angle.
- 85 × 85 mm frame size.
- IP54 protection rating for industrial environments.
- Safety type design for reliable switching and isolation applications.
Reliable Switching for Industrial Control Systems
Rotary cam switches such as the EMAS PSA120AK141E provide a dependable method for manually controlling and isolating electrical circuits. Their mechanical switching design delivers reliable operation where durability, accuracy and straightforward control are essential.
The PSA series combines compact construction with robust electrical performance, making it suitable for integration into industrial machinery, automation panels and electrical distribution systems requiring dependable On-Off switching and safety isolation.
Typical Applications
- Industrial electrical control panels.
- Machine isolation and maintenance switching.
- High-current electrical control systems.
- Automation and production machinery.
- Industrial distribution systems.
- OEM electrical assemblies.
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 | PSA120AK141E | |
| Product type | Rotary cam switch | |
| Switch function | On-Off (0-1) | |
| Rated current (Ie) | 120 A | |
| Poles / phases | 1-phase | |
| Operating angle | 90° | |
| Frame size | 85 × 85 mm | |
| Usage category | AC21A | |
| Insulation voltage | 690 V | |
| Impulse withstand voltage | 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 | |
| Short circuit breaking capacity | 6 kA |
Frequently Asked Questions
What is the EMAS PSA120AK141E used for?
The EMAS PSA120AK141E is a rotary cam switch used for high-current industrial On-Off switching, isolation and electrical control applications.
What is the current rating of this cam switch?
The PSA120AK141E has a rated current of 120 A.
What type of switching configuration does this product have?
The switch uses a single-phase On-Off (0-1) switching configuration with a 90° operating angle.
What protection rating does the EMAS PSA120AK141E provide?
The switch provides an IP54 protection rating 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 Engineers Worldwide
EMAS PSA series cam switches are widely used in industrial control applications where reliable manual switching, compact installation and long service life are required.
