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EMAS PSA120AK831S EMAS 120 A 3 POLES+NOTR ON-OFF CAM SWIT (0-1) 60
EMAS PSA120AK831S 120A three pole plus neutral rotary cam switch designed for reliable industrial On-Off switching and electrical control applications.
£74.74
Why Choose the EMAS PSA120AK831S Cam Switch?
The EMAS PSA120AK831S 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 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 3-pole plus neutral configuration, a 0-1 On-Off switching function and a 60° operating angle. 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, the EMAS PSA120AK831S is suitable for industrial control panels, machinery isolation and electrical switching systems requiring dependable three-phase and neutral manual switching performance.
Key Advantages
- High-current rotary cam switch designed for industrial applications.
- 120 A current rating suitable for demanding electrical switching requirements.
- 3-pole plus neutral switching configuration for three-phase electrical systems.
- 60° switching operation for precise manual control.
- 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 thermal current.
- 3 poles + neutral configuration.
- On-Off switching function (0-1).
- 60° operating angle.
- Compact industrial design for electrical assemblies.
- Reliable manual switching performance for high-current applications.
- Designed for industrial control and isolation systems.
Reliable Switching for Industrial Control Systems
Rotary cam switches such as the EMAS PSA120AK831S 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 robust construction with reliable electrical performance, making it suitable for integration into industrial machinery, automation panels and electrical distribution systems requiring dependable On-Off switching.
Typical Applications
- Industrial electrical control panels.
- Three-phase machine isolation systems.
- Motor control equipment.
- 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 | PSA120AK831S | |
| Product type | Rotary cam switch | |
| Switch function | On-Off (0-1) | |
| Rated thermal current | 120 A | |
| Poles | 3 poles + neutral | |
| Operating angle | 60° | |
| 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 | |
| Short circuit breaking capacity | 6 kA | |
| Operating temperature | -25 to +80 °C |
Frequently Asked Questions
What is the EMAS PSA120AK831S used for?
The EMAS PSA120AK831S is a rotary cam switch used for high-current industrial On-Off switching, isolation and three-phase electrical control applications.
What is the current rating of this cam switch?
The PSA120AK831S has a rated thermal current of 120 A.
How many poles does the EMAS PSA120AK831S have?
The switch has a 3-pole plus neutral configuration for three-phase electrical systems.
What is the switching angle of this cam switch?
The EMAS PSA120AK831S uses a 60° operating angle with an On-Off (0-1) switching function.
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.
