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Altech Corp 3CU20R - Molded Case Circuit Breaker, 20A 480V 3-Pole

Altech Corp
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Altech Corp 3CU20R Circuit Breaker is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial control panels and power distribution systems. It features a 480V AC voltage rating and a 20A current rating, housed within a compact and robust molded case construction for durability. This unit complies with key industry standards including UL 489 and is engineered for typical applications such as motor protection, feeder circuits, and machinery control. The breaker's design ensures safe interruption of fault currents within its specified ratings.

Key Features & Specifications
  • Type: Thermal-magnetic molded case circuit breaker with toggle operation
  • Voltage Rating: 480V AC
  • Current Rating: 20A
  • Poles: 3
  • Trip Type: Thermal-magnetic
  • Frame Size: CU
  • AIC Rating: 10kA at 480V AC
  • Standards: UL 489, CSA C22.2 No. 5
  • Connection: Screw terminal
  • Mounting: DIN rail mount
  • Frequency Rating: 50/60 Hz
  • Operating Temperature: -25°C to +70°C
  • Weight: 0.95 lb
  • Applications: Industrial control panels, motor branch circuits, distribution boards


Product Identification
  • Manufacturer Part Number: 3CU20R
  • Manufacturer: Altech Corp