EMAS PSA120KS134S EMAS 120 A 1 POLE FOUR STEPS CAM SWIT (0-4) 60

EMAS PSA120KS134S EMAS 120 A 1 POLE FOUR STEPS CAM SWIT (0-4) 60

EMAS PSA120KS134S 120A 1 pole four step rotary cam switch designed for industrial electrical switching and control applications.

SKU: PSA120KS134SMPN: PSA120KS134S
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List Price £130.60 ex VAT
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Why Choose the EMAS PSA120KS134S Cam Switch?

The EMAS PSA120KS134S is a robust and reliable rotary cam switch designed for industrial switching, control and circuit selection applications requiring dependable multi-position operation. As part of the advanced EMAS PSA series cam switch range, it provides a compact and durable solution for electrical panels, machinery and industrial automation systems.

This cam switch is engineered for high-current manual switching applications, offering precise rotary operation, long service life and straightforward panel integration. The PSA series combines durable construction with flexible switching configurations suitable for industrial control, power distribution and machine applications.

With a rated current of 120 A, a 1-pole four-step switching configuration and a 0-4 position arrangement, the EMAS PSA120KS134S is ideal for applications requiring manual selection through multiple circuit positions. Its 60° switching angle and 85 × 85 frame size provide controlled operation for industrial electrical systems.

Key Advantages

  • Heavy-duty rotary cam switch designed for industrial applications.
  • 120 A current rating for high-current switching requirements.
  • 1-pole four-step (0-4) switching configuration.
  • Reliable manual rotary operation with multiple selectable positions.
  • Compact 85 × 85 mounting format for industrial panels.
  • Suitable for automation, machinery and electrical control systems.

Key Features

  • EMAS PSA series cam switch.
  • 120 A rated operational current.
  • 1-pole construction.
  • Four-step switching function (0-4).
  • 60° rotary switching angle.
  • 85 × 85 cam switch frame size.
  • High precision switching mechanism.
  • Designed for industrial control panels and electrical assemblies.

Reliable Switching for Industrial Control Systems

Rotary cam switches such as the EMAS PSA120KS134S provide a dependable method of manually controlling and selecting electrical circuits. Their mechanical switching action allows operators to manage industrial systems with clear and precise position selection.

The EMAS PSA series is designed for panel builders, automation engineers and electrical installers requiring reliable switching components with high current capability, robust construction and long operational life.

Typical Applications

  • Industrial electrical control panels.
  • Machine control and automation systems.
  • Electrical distribution equipment.
  • Multi-position circuit selection applications.
  • Industrial machinery switching systems.
  • OEM control cabinets and 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 Cam Switches
Model PSA120KS134S
Product type Rotary cam switch
Switch type Four-step switch
Current rating 120 A
Pole configuration 1-pole
Switching position 0-4
Switching angle 60°
Frame size 85 × 85
Usage category AC21A
Insulation voltage 690 V
Impulse withstand voltage 4 kV
Protection rating IP54
Contact material AgNi
Cable section 16 mm²
Operating temperature -25 / +80 °C
Mechanical life minimum 100,000 operations
Electrical life minimum 50,000 operations
Short circuit breaking capacity 6 kA
Standard TS EN 60947-3

Frequently Asked Questions

What is the EMAS PSA120KS134S used for?

The EMAS PSA120KS134S is a rotary cam switch used for manual multi-position circuit selection and electrical control applications in industrial systems.

What is the current rating of this cam switch?

The PSA120KS134S has a rated current of 120 A.

What switching configuration does this product have?

The switch uses a 1-pole four-step (0-4) configuration with a 60° rotary switching action.

What is the mounting size of this cam switch?

The PSA120KS134S features an 85 × 85 frame size for industrial panel mounting.

Which series does the PSA120KS134S belong to?

The product belongs to the EMAS PSA series rotary cam switch range.

Trusted by Industrial Control Engineers

EMAS PSA series cam switches are widely used in industrial automation and electrical control applications where reliable manual switching, high current capability and long service life are required.