111938 LZMC2-A160-I Molded case circuit breaker 3P 160A

Eaton Moeller Power Defense Molded Case Circuit Breaker LZMC2-A160-I (160A, 690V)

The Eaton Moeller Power Defense Molded Case Circuit Breaker (catalog number 111938) offers reliable and efficient protection for electrical installations. Designed for use in unearthed supply systems at 690V, this three-pole circuit breaker ensures maximum safety and performance in a wide range of industrial applications.

Key Features:

• High Voltage and Current Ratings:

  • Rated Current: 160A
  • Voltage Rating: 690V
  • Rated Operational Current: 160A at 660-690V AC-3
  • Instantaneous Current Setting (Ii): 960A to 1600A
  • Overload Current Setting (Ir): 125A to 160A

• Short-Circuit Protection:

  • Rated Short-Circuit Breaking Capacity (Ics):
    • 55kA at 230V
    • 36kA at 400/415V
    • 22.5kA at 440V
    • 6kA at 525V
  • Rated Short-Circuit Making Capacity (Icm):
    • 121kA at 240V
    • 76kA at 400/415V
    • 63kA at 440V
    • 24kA at 525V
    • 14kA at 690V

• Thermomagnetic Release System:

  • Ensures reliable thermal and magnetic protection for the electrical circuit.

• Mechanical Durability:

  • Electrical Lifespan: 10,000 operations at 400V AC-1
  • Mechanical Lifespan: 20,000 operations

• Mounting & Connection:

  • Can be DIN rail mounted for easy installation.
  • Screw terminal connections for main circuits with capacity for 16mm² copper solid conductor at tunnel terminal.

• Protection and Safety:

  • Degree of Protection:
    • IP20 (basic protection)
    • IP66 with door coupling rotary handle
    • IP40 with insulating surround
  • Finger and back-of-hand proof according to DIN EN 50274/VDE 0106 part 110.

Technical Specifications:

• Type: Circuit Breaker
• Amperage Rating: 160A
• Voltage Rating: 690V
• Release System: Thermomagnetic
• Number of Poles: 3
• Connection Type: Screw terminals
• Climatic Proofing: Damp heat, cyclic, and constant to IEC 60068-2-30 and IEC 60068-2-78
• Shock Resistance: 20g (half-sinusoidal shock 20ms)
• Handle Type: Rocker lever
• Maximum Operations per Hour: 120

The Eaton Moeller Power Defense LZMC2-A160-I circuit breaker provides superior protection for motors, machines, and electrical systems. It is built to handle high inrush currents, making it ideal for industrial applications where reliability and safety are paramount. With its robust construction and versatile protection settings, this circuit breaker is a solid choice for controlling and protecting your electrical installations.