The Marantec KDT 3 Push Button Station is:

A manual control device used to operate industrial doors or gates, providing direct commands to open, stop, or close the door system.

The KDT3 provides 3 control inputs:

• OPEN (Up)
• STOP
• CLOSE (Down)

These signals are sent directly to the door controller unit

 Momentary contact operation

• Buttons are spring-return (momentary)
• Signal only active while pressed

 Prevents unintended continuous operation

Technical Specifications

Electrical

• Connection type: Conventional wiring
• Number of contacts: 3
• Contact type:
  • 2 × Normally Open (NO)
  • 1x   Normally Closed (NC)
• Signal type: Potential-free (dry contact)

Functional

• Functions:
  • Open / Stop / Close
• Operation mode: Momentary push buttons

Mechanical

• Housing: Plastic enclosure
• Mounting: Surface mount
• Dimensions:
  • Width: 72 mm
  • Height: 139.5 mm
•  Protection rating: IP65

 Meaning:

• Dust-tight
• Protected against water jets
• Suitable for industrial environments

(The Company reserves the right to amend product specifications and information without notice.)