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EMAS B102AA20 EMAS B KEY OPERATED BUTTON 1NO+1NC STABLE (0-1)

EMAS B102AA20 EMAS B KEY OPERATED BUTTON 1NO+1NC STABLE (0-1)

Why Choose the EMAS B102AA20 EMAS B KEY OPERATED BUTTON 1NO+1NC STABLE (0-1)?

SKU: B102AA20MPN: B102AA20
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List Price £18.38 ex VAT
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EMAS B102AA20 Key Operated Selector Switch 1NO+1NC (0-I) 60° Stay Put 22mm

The EMAS B102AA20 is a robust key operated selector switch designed for industrial control panels, automation systems, and machinery applications where secure operator access control is required. Featuring a 1NO + 1NC contact configuration, a maintained stay put selector mechanism, and key removal at the 0 position, this 22mm EMAS B Series control unit provides reliable switching performance and prevents unauthorised operation.

Designed with a 0-I 60° selector position, the B102AA20 allows operators to manually select and maintain the required switching state. The key operated design makes it ideal for industrial environments where controlled access and accidental switching prevention are important.

Why Choose the EMAS B102AA20 Selector Switch?

  • Key operated security control: Helps prevent unauthorised switching in industrial applications.
  • Stay put operation: Maintains the selected position until manually changed.
  • 1NO + 1NC contacts: Provides both normally open and normally closed switching functions.
  • Key removal at 0 position: Allows controlled access management.
  • 22mm mounting diameter: Compatible with standard industrial control panel openings.
  • High durability: Designed with a minimum mechanical life of 500,000 operations.

Key Features of EMAS B102AA20

  • Manufacturer: EMAS
  • Product Series: B Series Plastic
  • Product Code: B102AA20
  • Product Type: Key Operated Selector Switch
  • Selector Operation: Stay Put
  • Selector Position: 0-I (60°)
  • Key Removal Position: 0 Position
  • Contact Configuration: 1NO + 1NC
  • Mounting Diameter: 22mm
  • Rated Current (Ie): 4A at 250V AC
  • Usage Category: AC-15
  • Mechanical Life: Minimum 500,000 operations
  • Electrical Life: Minimum 100,000 operations
  • Protection Rating: IP50
  • Operating Temperature: -15°C to +80°C
  • Contact Material: AgNi
  • Standards: IEC 60947-5-1, TS EN 60947-5-1, UL 508, VDE 0660

Applications

The EMAS B102AA20 key operated selector switch is commonly used in:

  • Industrial automation equipment
  • Machine safety control panels
  • Motor control systems
  • Electrical distribution panels
  • Factory automation installations
  • Operator control stations

Technical Specifications

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Contacts 1NO + 1NC
Product Series Emas B Series
Mounting Diameter 22 mm
Operation Maintained
Illumination Illuminated
Device Type Key Selector Switch
Specification Details Brand EMAS
Model B102AA20
Type Key Operated Selector Switch
Operation Stay Put
Selector Positions 0-I (60°)
Key Removal At 0 Position
Contacts 1NO + 1NC
Mounting Size 22mm
Rated Voltage 250V AC
Rated Current 4A
Insulation Voltage 300V
Protection IP50

Frequently Asked Questions

What is the EMAS B102AA20 used for?

The EMAS B102AA20 is used for secure switching applications in industrial control panels, automation systems, and machinery where key access control is required.

What type of selector mechanism does the B102AA20 use?

The B102AA20 uses a stay put maintained selector mechanism with key removal available at the 0 position.

How many contacts does the EMAS B102AA20 have?

The EMAS B102AA20 features one normally open contact and one normally closed contact (1NO+1NC).

What mounting size is required?

The EMAS B102AA20 is designed for standard 22mm panel mounting applications.

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