3-Door Interlocking System - SANGMA

The 3-door interlocking system is used to control the entry of personnel to a secure area such as a cleanroom, where dust or small particles may be a problem.

3-door interlock system not only controls the access but also prevents cross-contamination and ensures the pressure balance in the room

How does the 3 door interlock system work?

The working principle of 3-door interlock is simple. The door interlocking unit is composed of 3 doors that are electrically interlocked in such a way that all doors cannot be opened simultaneously.

3-door interlocking system achieves in the prevention of contamination by:

• Ensuring that only one door is OPEN when the other doors are closed.
• Adjustable delay between each door openings to maintain the required pressure.
• In an emergency, there is an emergency button available on a push-button panel for opening the door.

3-door interlock application

The door interlocks are used in a variety of industries but in essence, they are there to control the unwanted passage from one area to another.

3-door interlocking unit can be applied in cleanrooms and manufacturing areas in pharma, electronics, semiconductor, automotive industries, etc.

3-door interlocking system specifications

SANGMA 3-door interlocking system provided by VCR

A set of Sangma 3-door interlocking system includes: 

• 1 control box (alloy)
• 3 LED indicators
• 3 electric locks (alloy)
• Electric wires

See more Cleanroom Door Interlock System 

For more information, please contact us via hotline +84 90 123 7008 / +84 90 123 9008