The Schneider Electric Square D HLA36040 is a 3-pole thermal magnetic circuit breaker designed for robust electrical protection in industrial and commercial environments. This breaker, part of the HLA series, is engineered to provide reliable performance and safeguard equipment from overcurrent and short-circuit conditions. Its construction supports demanding applications requiring precise fault interruption.

Technical details

• Series: Square D HLA
• Number of Poles: 3
• Frame Size: H (indicated by 'H' in HLA)
• Current Rating: 40 Amps
• AC Voltage Rating: 600VAC (at 50/60 Hz)
• DC Voltage Rating: 250VDC (at 250V) and 500VDC (at 500V)
• Interrupting Capacity (AC): Not specified in provided information; consult manufacturer datasheet.
• Interrupting Capacity (DC): 20 kA at 250V DC
• Trip Unit Type: Thermal Magnetic
• Connection Type: Screw terminals (typical for this series, verify with datasheet)
• Mounting Type: DIN rail or panel mount (typical for this series, verify with datasheet)

Applications & compatibility

This circuit breaker is suitable for use in motor control circuits, distribution panels, and machinery requiring reliable overcurrent protection. It is commonly found in applications such as manufacturing equipment, HVAC systems, and power distribution units where precise and dependable circuit interruption is critical for operational safety and equipment longevity.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Square D HLA36040 or contact our technical team for cross-reference assistance with compatible Square D circuit breaker components.