The Siemens 3SE52320HC05 is a SIRIUS series mechanical limit switch with a plunger actuator, rated for 6A at 125V AC, IP65 protection, and designed for industrial automation applications. 

Key Specifications

• Manufacturer: Siemens
• Series: SIRIUS 3SE5
• Model Number: 3SE52320HC05
• Type: Mechanical position/limit switch
• Actuator: Plunger (rounded pin type)
• Contacts: 1 Form C (SPDT – NO + NC)
• Switch Function: On-Mom / Off-Mom (momentary action)
• Current Rating:
  • 6A (AC)
  • 550mA (DC)
• Voltage Rating:
  • 125V AC
  • 125V DC
• Ingress Protection: IP65 (dust-tight, water-resistant)
• Mounting: Chassis mount
• Termination Style: Screw terminal
• Housing Material: Plastic enclosure
• Mechanical Service Life: ~15 million operating cycles
• Electrical Endurance: ~100,000 cycles at AC-15, 230V
• Shock Resistance: 30g / 11ms (IEC 60068-2-27)
• Vibration Resistance: 0.35 mm / 5g (IEC 60068-2-6)