HMX3U800 - Siemens 800A 3-Pole 600V Molded Case Circuit Breaker

HMX3U800

HMX3U800 is a 3-pole molded case circuit breaker from Siemens designed for industrial and commercial power distribution applications requiring 800-amp continuous current protection at 600VAC. This thermal-magnetic circuit breaker delivers a 65kA short-circuit breaking capacity at 480VAC and 100kA at 240VAC, providing robust overcurrent and short-circuit protection in demanding electrical environments. The breaker features a bolt-on connection method, solid-state protection technology, and complies with UL 489 and CSA C22.2 No. 5 standards for safety and performance. The MG frame family design ensures reliable operation across 50/60 Hz systems with an operating temperature range suitable for standard industrial installations.

• Amperage Rating: 800A continuous current
• Voltage Rating: 600VAC nominal
• Number of Poles: 3-pole configuration
• Interrupt Rating: 65kA @ 480VAC; 100kA @ 240VAC
• Trip Unit: Thermal-magnetic with solid-state protection
• Frame Series: MG (molded case)
• Connection Type: Bolt-on terminals
• Frequency: 50/60 Hz
• UL 489 Certified: Yes
• CSA C22.2 No. 5 Compliant: Yes
• Dimensions: Approximately 16.0 inches length x 7.5 inches width x 4.75 inches depth
• Non-interchangeable frame design for stable long-term performance

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Additional Information

This item does not included Lugs. If you would like lugs please reach out to a sales rep with wiring specs and we can help you with the lugs part number.

Specifications

• Part Number: HMX3U800
• Manufacturer : Siemens
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : VL Series
• Type : HMX
• Voltage : 600
• Amperage : 800
• Phase : 3
• Poles : 3
• AIC rating : 65kA@480V
• Connection : Bolt-On
• Functions : LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault
• Protection : Solid State

Product Data

• Weight : 44