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Siemens HMY3P800 - Molded Case Breaker 800A 600V 3-Pole

Siemens
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Siemens HMY3P800 is a 3-pole bolt-on molded case circuit breaker from the VL Series, designed for overcurrent protection in three-phase power distribution systems using a solid-state LSI trip unit that provides long-time, short-time, and instantaneous protection functions. Rated for 800 amperes at 600 volts AC, this MG Frame breaker delivers a 65kA interrupting capacity at 480V AC and is configured for 3-phase operation. Weighing 45 lb, it features a bolt-on connection style and does not include lugs. The breaker is UL 489 certified and HACR type rated, suitable for industrial and commercial applications requiring robust short-circuit and overload protection.

Key Features & Specifications
  • Type: Molded Case
  • Family: VL Series
  • Functions: LSI - Long-Time, Short-Time and Instantaneous
  • Frame Size: MG Frame
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Solid State
  • AIC rating: 65kA@480V
  • Phase: 3
  • Current Rating: 800A
  • Weight: 45 lb
  • Interrupt Rating: 65kA @ 480VAC; 100kA @ 240VAC
  • Frequency: 50/60 Hz
  • UL 489 Certified
  • HACR Type Rated