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Cutler Hammer AA33PB - Thermal Overload Relay 19-90A

Cutler Hammer
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The Cutler Hammer AA33PB is a thermal overload relay designed to protect AC induction motors from sustained overcurrent conditions by monitoring motor current and tripping a control circuit when excessive heat is generated. This relay operates within an adjustable amperage range of 19 to 90 Amperes, accommodating various motor full-load currents, and is constructed with a compact footprint measuring 8.2 inches in depth, 5.1 inches in height, and 6.1 inches in width, weighing 2.05 lb. It is manufactured in the United States and carries UL Listing and CSA Certification, ensuring compliance with North American electrical safety standards. This overload relay is typically applied in industrial motor control centers, conveyors, pumps, and HVAC systems where reliable thermal protection is required.

Key Features & Specifications
  • Type: Thermal Overload Relay
  • Voltage: Not specified
  • Current: 19 to 90 Amperes (adjustable)
  • Dimensions: 8.2 in x 5.1 in x 6.1 in (Length/Depth x Height x Width)
  • Standards: UL Listed, CSA Certified
  • Applications: Industrial motor protection for conveyors, pumps, HVAC systems
  • Relay Style: Thermal
  • Amperage Minimum: 19
  • Amperage Maximum: 90
  • Weight: 2.05 lb
  • Country of Origin: United States


Product Identification
  • UPC: 782114185520
  • GTIN: 00782114185520