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Cutler Hammer WMZS3B30 - Molded Case 30A 480V 3-Pole

Cutler Hammer
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Cutler Hammer WMZS3B30 is a WMZS Series molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. This three-pole, 30A unit provides thermal magnetic protection with LI (Long-Time and Instantaneous) trip functions at a voltage rating of 480V and an AIC rating of 10kA at 277/480V. The breaker features a feed-thru connection, weighs 5.19 lb, and is constructed for three-phase applications. It complies with industry standards for molded case circuit breakers, ensuring reliable performance in commercial and industrial environments. Typical applications include motor control centers, panelboards, and switchboards requiring compact overcurrent protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 480V
  • Current Rating: 30A
  • Poles: 3
  • Phase: 3
  • Connection: Feed-Thru
  • Protection: Thermal Magnetic, LI (Long-Time and Instantaneous)
  • AIC Rating: 10kA@277/480V
  • Weight: 5.19 lb
  • Family: WMZS Series
  • Functions: LI - Long-Time and Instantaneous


Product Identification
  • UPC: 78668525956
  • GTIN: 00786685259567