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Siemens S3040C1200 - 1200A 3-Pole Molded Case Breaker 600V AC

Siemens
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The Siemens S3040C1200 is a 1200-amp, 3-pole molded case circuit breaker designed for primary overcurrent and short-circuit protection in high-capacity industrial power distribution systems. This unit operates at 600V AC with a current rating of 1200A, featuring a thermal-magnetic trip mechanism for reliable overload and fault interruption. Constructed with a compact frame size and weighing 5.19 lb, it utilizes a plug-in mounting style with line and load terminal connections for straightforward installation in Siemens panelboards and switchboards. The breaker complies with UL 489 and CSA standards, ensuring robust performance in demanding environments. Typical applications include main or feeder protection in manufacturing plants, data centers, and commercial buildings requiring high-amperage circuit isolation.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip
  • Voltage Rating: 600V AC
  • Current Rating: 1200A
  • Dimensions: Compact frame size
  • Standards: UL 489, CSA
  • Applications: Main or feeder protection in industrial and commercial power systems
  • Switch Type: Thermal-magnetic
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: Standard molded case breaker packaging
  • Phase: 3-phase
  • Voltage: 600V AC
  • Amperage: 1200A
  • AIC rating: Not specified
  • Connection: Line and load terminals
  • Poles: 3
  • Protection: Overcurrent and short-circuit
  • Functions: Circuit isolation and fault interruption
  • Frame Size: Compact
  • Trip Type: Thermal-magnetic
  • Panel Type: Siemens panelboards/switchboards
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Molded case
  • Panel Style: Plug-in
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: 40°C
  • Inductance: Not applicable
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Plug-in
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: 1200A
  • Dist Voltage: Not specified
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 1200A
  • Full Load Amp Minimum: 1200A
  • Enclosure: Open (no enclosure)
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 1200A
  • Amperage Minimum: 1200A
  • Nema Rating: Not specified
  • Switch Style: Thermal-magnetic
  • Wire Size: Not specified
  • Certification: UL 489, CSA
  • Circuit Breaker Mounting Style: Plug-in
  • Terminal Connection: Line and load
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, CSA
  • Compatible Frames: Siemens panelboards/switchboards
  • Installation Type: Plug-in
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Compact
  • Current Rating: 1200A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 04089291886
  • GTIN: 00040892918861