Legrand 028778 ACB DMX3 4000 4000A 100kA 4 Poles Draw Out Type Air Circuit Breaker ACB

Buy Legrand 028778 ACB – DMX³ 4000, 4000A, 4-Pole Draw-Out Type Air Circuit Breaker (100kA Breaking Capacity)

Available from ARP Impex – Leading Exporter & Supplier of Genuine Legrand ACBs Worldwide

The Legrand 028778 ACB, part of the powerful DMX³ 4000 series, is a premium-grade 4-pole Air Circuit Breaker built to deliver uncompromised protection in high-demand electrical installations. With a 4000A rated current and 100kA short-circuit breaking capacity, it provides excellent fault tolerance and uninterrupted operational stability.

Its draw-out configuration ensures quick, safe maintenance and isolation—ideal for industrial and commercial systems that cannot afford unplanned downtime. Fully compliant with IEC 60947-2, this ACB is compatible with thermal-magnetic and electronic trip units, offering flexibility in protection and system intelligence.

Specifications:

• Product Code: Legrand 028778

• Series: DMX³ 4000

• Rated Current: 4000 Amps

• Poles: 4-Pole (Three-phase + Neutral)

• Mounting Type: Draw-Out

• Breaking Capacity: 100kA

• Operating Voltage: Up to 690V AC

• Trip Unit: Thermal-Magnetic or Electronic

• Compliance: IEC 60947-2

Key Features:

• 4000A high current capacity for intensive electrical load management

• 100kA breaking capacity for superior fault interruption

• 4-pole configuration enables protection across all phases and neutral

• Draw-out design allows non-disruptive maintenance and fast servicing

• Suitable for use with smart trip units for advanced system diagnostics

• Rugged, compact construction for use in harsh industrial environments

Applications:

• Large-scale industrial facilities and manufacturing plants

• Infrastructure: metro systems, airports, hospitals, commercial towers

• Power distribution for generators, transformers, and UPS systems

• OEM-built switchboards and EPC contractor power panels

• Utility substations and energy-critical applications

We Actively Export to:

At ARP Impex, we proudly serve customers across the globe with genuine Legrand ACBs, fast delivery, and full export support. We specialize in assisting OEMs, panel builders, and EPC companies with timely, compliant shipments.

• Middle East: Bahrain, Egypt, Israel, Jordan, Kuwait, Lebanon, Oman, Qatar, Saudi Arabia, UAE
• Africa: Morocco, Tunisia, Ghana, Nigeria, Senegal, Kenya, Mauritius, Rwanda, Tanzania, Uganda, Zambia, Botswana, Eswatini, Lesotho, Namibia, South Africa
• Europe: Germany, UK, France, Italy, Netherlands, Spain, Belgium, Poland, Czech Republic, Sweden, Denmark, Finland, Portugal, Hungary, Slovakia, Slovenia, Romania, Austria
• Asia: Japan, South Korea, Singapore, Malaysia, Vietnam, Indonesia, Thailand, Philippines, Bangladesh, Sri Lanka, Nepal
• Pan Pacific: USA, Canada, Mexico, Brazil, Chile, Colombia, Peru, Panama, Australia, New Zealand, Singapore

Why ARP Impex?

• Trusted exporter of authentic Legrand DMX³ series ACBs

• Immediate stock availability with global shipping

• Technical consultation for selecting the right breaker for your project

• Full documentation support and competitive pricing

• Preferred by industrial users, contractors, OEMs, and global distributors

Get a competitive quote, availability, or datasheet for Legrand 028778 ACB – 4000A, 4-Pole, Draw-Out, 100kA