Siemens 5SY63407 - Miniature Circuit Breaker 63A 277V AC
Siemens 5SY63407 - Miniature Circuit Breaker 63A 277V AC

Siemens 5SY63407 - Miniature Circuit Breaker 63A 277V AC

Siemens
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Siemens 5SY63407 is a miniature circuit breaker designed for overcurrent protection in industrial control panels and distribution systems. This single-pole device is rated for 63A at 277V AC, providing reliable short-circuit and overload protection for branch circuits. The compact unit measures 3.701 x 2.283 x 3.307 inches and weighs 1.023 lb, featuring a thermal-magnetic trip mechanism for precise current interruption. It complies with IEC/EN 60898 and UL 1077 standards, ensuring global safety and performance certification. Typical applications include motor control centers, lighting panels, and machinery disconnects in manufacturing and process industries.

Key Features & Specifications
  • Type: Miniature Circuit Breaker, thermal-magnetic trip, single-pole
  • Voltage Rating: 277V AC
  • Current Rating: 63A
  • Dimensions: 3.701 x 2.283 x 3.307 inch
  • Standards: IEC/EN 60898, UL 1077
  • Applications: Industrial control panels, distribution systems, motor control centers
  • Switch Type: Toggle
  • Configuration: Single-pole
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: -25°C to 55°C
  • Shipping Dimensions: 3.701 x 2.283 x 3.307 inch
  • Phase: Single-phase
  • Voltage: 277V AC
  • Amperage: 63A
  • AIC rating: 10kA
  • Connection: Screw terminals
  • Poles: 1
  • Protection: Overcurrent, short-circuit
  • Functions: Circuit isolation, overload protection
  • Frame Size: 1-pole
  • Trip Type: Thermal-magnetic
  • Panel Type: DIN rail mount
  • Breaker Type: Miniature
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Copper alloy contacts
  • Panel Style: DIN rail
  • Bus Type: Not applicable
  • Fuse Class: Not applicable
  • Insulation Temperature: 75°C
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: DIN rail
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: Not applicable
  • CPT: Not applicable
  • Full Load Amps: 63A
  • Dist Voltage: Not applicable
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 63A
  • Full Load Amp Minimum: Not applicable
  • Enclosure: Open
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not applicable
  • Amperage Maximum: 63A
  • Amperage Minimum: Not applicable
  • Nema Rating: Not applicable
  • Switch Style: Toggle
  • Wire Size: 14-4 AWG
  • Certification: UL, CE, IEC
  • Circuit Breaker Mounting Style: DIN rail
  • Terminal Connection: Screw
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single-phase
  • Standards: IEC/EN 60898, UL 1077
  • Compatible Frames: Not applicable
  • Installation Type: DIN rail
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: 1-pole
  • Current Rating: 63A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • 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: 55°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 075455494269
  • GTIN: 00754554942698