The ABB HKF1-11 is a front-mounted auxiliary contact block designed for use with ABB's manual motor starters. It provides real-time status feedback by changing its contact position in sync with the main contacts of the motor starter. 

Key Technical Specifications

• Contact Configuration: 1 NO (Normally Open) and 1 NC (Normally Closed) contact.
• Mounting: Specifically designed for front-side mounting, allowing for a compact panel footprint.
• Compatibility: Directly compatible with the following ABB manual motor starter series:
  -MS116
  -MS132 / MO132
  -MS165 / MO165
• Rated Operational Voltage : 250 V AC.
• Terminal Type: Standard screw terminals.