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Siemens 48JB18AA2R - Thermal Overload Relay (600V AC)

Siemens
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Siemens 48JB18AA2R is a thermal overload relay designed for protecting three-phase AC motors from damage due to overcurrent conditions. It operates with a voltage rating of 600V AC and is engineered for precise current sensing and reliable trip response. The relay features a robust construction with a weight of 10 lb, ensuring durability in demanding industrial environments, and complies with relevant industry standards for motor protection. It is typically applied in industrial control panels, motor control centers (MCCs), and machinery where reliable overload protection is critical for motor-driven equipment.

Key Features & Specifications
  • Type: Thermal Overload Relay, Class 48, 48JB type
  • Voltage Rating: 600V AC
  • Relay Style: Thermal
  • Weight: 10 lb
  • Standards: Complies with industry motor protection standards
  • Applications: Industrial control panels, Motor Control Centers (MCCs), machinery motor protection


Product Identification
  • Manufacturer: Siemens
  • Family: Class 48
  • Item Subcategory: Overload Relay