Schneider Electric HDA36125 | PowerPact H-Frame 125A Molded Case Circuit Breaker

Main Description:

The Schneider Electric HDA36125 is a high-performance PowerPact H-Frame molded case circuit breaker designed to provide reliable protection for commercial and industrial electrical systems. Rated at 125A and up to 690 VAC, this breaker delivers dependable overload and short-circuit protection using its thermal-magnetic LI trip unit. Its durable H-Frame construction, dual-break rotating contacts, and I-Line mounting capability make it ideal for demanding distribution applications where efficiency, safety, and long-term reliability are essential.

Technical Overview:

• Manufacturer: Schneider Electric

• Part Number: HDA36125

• Product Type: Molded Case Circuit Breaker

• Category: Circuit Breaker

• Subcategory: Molded Case Circuit Breaker

• Family: PowerPact H

• Range: PowerPact

• Type: HDA

• Frame Type: H Frame

• Voltage Rating: 690 VAC (IEC), 600 VAC (UL)

• Amperage Rating: 125 A

• Phase: 3

• Poles: 3

• Interrupting Rating: 14 kA @ 600 VAC

• Protection: Thermal Magnetic

• Trip Functions: LI – Long-Time and Instantaneous

• Magnetic Tripping Current: 1700 A

• Magnetic Hold Current: 900 A

• Continuous Current Rating: 80%

• Rated Insulation Voltage: 750 V

• Rated Impulse Withstand Voltage: 8 kV

• Utilisation Category: Category A

• AWG Range: 14 AWG to 3/0 AWG (Cu/Al)

• Local Signaling: Trip indicator (green)

• Electrical Connection:

  • Line: I-Line plug-in

  • Load: Mechanical lugs (AL150HD)

• Mounting Mode: I-Line Bracket

• Mounting Height: 4.5 in (114.30 mm)

• Dimensions:

  • Height: 6.42 in (163 mm)

  • Width: 4.09 in (104 mm)

  • Depth: 3.39 in (86 mm)

• Net Weight: 4.85 lb (2.2 kg)

• Approvals/Certifications: UL, CSA, NOM, IEC, CE

• Condition: New/Never Used Surplus

Key Features:

• Heavy-duty 125A 3-pole H-Frame construction

• Thermal magnetic LI protection for overloads and short circuits

• 14 kA interrupt rating at 600 VAC

• Dual-break rotating contacts reduce peak fault currents

• I-Line plug-in line connection for fast installation

• Mechanical load lugs included

• Integral push-to-trip button for manual testing

• Compliant with UL, CSA, NOM, and IEC standards

• Ideal for industrial and commercial distribution applications