Siemens 5SY63507 - MCB 63A 1-Pole 277V AC
Siemens 5SY63507 - MCB 63A 1-Pole 277V AC

Siemens 5SY63507 - MCB 63A 1-Pole 277V AC

Siemens
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Siemens 5SY63507 is a miniature circuit breaker designed for overcurrent protection in industrial electrical systems. This single-pole device is rated for 63A current 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 1.06 lb, constructed with a robust thermoplastic housing for durability in demanding environments. It complies with international standards including IEC 60898 and UL 1077, ensuring safe operation across global installations. Typical applications include motor control centers, distribution panels, and machinery protection in manufacturing and process industries.

Key Features & Specifications
  • Type: Miniature Circuit Breaker (MCB), single-pole, thermal-magnetic trip
  • Voltage Rating: 277V AC
  • Current Rating: 63A
  • Dimensions: 3.701 x 2.283 x 3.307 inch
  • Standards: IEC 60898, UL 1077
  • Applications: Industrial motor control, distribution panels, machinery protection
  • Switch Type: Toggle
  • Configuration: Single-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • 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: 10 kA
  • Connection: Screw terminals
  • Poles: 1
  • Protection: Overcurrent (short-circuit and overload)
  • Functions: Circuit isolation, overcurrent 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 included
  • CPT: Not applicable
  • Full Load Amps: 63A
  • Dist Voltage: 277V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 63A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open (DIN rail mount)
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: 14 AWG to 4 AWG
  • Amperage Maximum: 63A
  • Amperage Minimum: 0A
  • Nema Rating: Not applicable
  • Switch Style: Toggle
  • Wire Size: 14 AWG to 4 AWG
  • Certification: CE, UL, CSA
  • Circuit Breaker Mounting Style: DIN rail
  • Terminal Connection: Screw
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single-phase
  • Standards: IEC 60898, UL 1077
  • Compatible Frames: Siemens 5SY series
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: 5SY
  • 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: 4089262095
  • GTIN: 00040892620955