Cutler Hammer E47BMS21 - Supplementary Protector 1A
Cutler Hammer E47BMS21 - Supplementary Protector 1A

Cutler Hammer E47BMS21 - Supplementary Protector 1A

Cutler Hammer
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Cutler Hammer E47BMS21 is a supplementary protector designed for branch circuit protection in industrial control panels. It is rated for 277/480V AC and carries a current rating of 1 amp, providing reliable overcurrent protection for sensitive equipment. The device measures 0.69 inches in depth, 2.41 inches in height, and 1.19 inches in width, with a weight of 0.0813 lb, featuring a compact thermoplastic construction for easy integration. It complies with UL 1077 standards for supplementary protectors, ensuring safety and performance in demanding environments. Typical applications include motor control centers, panelboards, and other industrial automation systems requiring precise circuit protection.

Key Features & Specifications
  • Type: Supplementary protector, thermoplastic construction, thermal-magnetic operation
  • Voltage Rating: 277/480V AC
  • Current Rating: 1 amp
  • Dimensions: 0.69 in x 2.41 in x 1.19 in (Depth x Height x Width)
  • Standards: UL 1077
  • Applications: Industrial control panels, motor control centers, panelboards
  • Switch Type: Toggle
  • Configuration: 1-pole
  • Coil Voltage Maximum: Not specified
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 3-phase
  • Voltage: 277/480V AC
  • Amperage: 1 amp
  • AIC rating: Not specified
  • Connection: Not specified
  • Poles: 1
  • Protection: Overcurrent
  • Functions: Branch circuit protection
  • Frame Size: Not specified
  • Trip Type: Thermal-magnetic
  • Panel Type: Not specified
  • Breaker Type: Supplementary protector
  • Control Voltage Minimum: Not specified
  • Control Voltage Maximum: Not specified
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not specified
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Not specified
  • Hz: Not specified
  • Coil Material: Not specified
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not specified
  • Coil Voltage Minimum: Not specified
  • Wire: Not specified
  • Amperage Maximum: Not specified
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: UL 1077
  • Circuit Breaker Mounting Style: Not specified
  • Terminal Connection: Not specified
  • Frequency Rating: Not specified
  • Phase Connection: Not specified
  • Standards: UL 1077
  • Compatible Frames: Not specified
  • Installation Type: Not specified
  • Item QTY: Not specified
  • Nema Starter Size: Not specified
  • Breaker Frame: Not specified
  • Current Rating: 1 amp
  • Reverse Standoff Voltage: Not specified
  • Watts: Not specified
  • Peak Pulse Current: Not specified
  • Breakdown Voltage (MIN VBR@IT ) (V): Not specified
  • Breakdown Voltage (VBR@IT) (V): Not specified
  • Polarity: Not specified
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not specified
  • On-State Current: Not specified


Product Identification
  • UPC: 782113770840
  • GTIN: 00782113770840