Legrand 420379 MCCB DPX3 250 MCCB 4 Poles Breaking Capacity Icu 50kA (400 V~) 250A

Buy Legrand 420379 MCCB – DPX³ 250, 250 A, 4-Pole, 50 kA (400 V~) Electronic-Release (S2/LSI) MCCB

Available at ARP Impex – Trusted Exporter of Genuine Legrand MCCBs

Engineered for performance and safety, the Legrand 420379 is a 250 A, 4-pole electronic-release MCCB in the DPX³ 250 series. Featuring a responsive microprocessor-based S2/LSI trip unit and a high breaking capacity of 50 kA at 400 V AC, it offers outstanding protection for demanding electrical systems. Fully compliant with IEC 60947-2 and NEMA AB-1 standards.

Technical Specifications

• Product Code: Legrand 420379
• Series: DPX³ 250 Electronic-Release (S2/LSI)
• Rated Current: 250 A
• Poles: 4-Pole (3 Phase + Neutral)
• Breaking Capacity (Icu): 50 kA at 400 V AC
• Trip Unit: Electronic microprocessor-based (S2/LSI)
  • Thermal adjustable: 0.4–1×In
  • Magnetic adjustable: 1.5–10×Ir
• Mounting: Fixed front-terminal; suitable for rail or plate mounting; up to 150 mm² cable lug supported
• Standards Compliance: IEC 60947-2, NEMA AB-1

Product Features :

Protection against overloads:

• lr adjustable from 0.4 to 1 x ln
• Tr adjustable from 3 to 15s

Protection against short circuits:

• lsd adjustable from 1.5 to 10 x lr
• Tsd adjustable from 0 to 0.5s

Main Features :

• MCCBs are used for switching, remote tripping and protection of low voltage electrical systems
• MCCBs can be fitted with accessories and DPX3 common auxiliaries
• They are supplied with insulated shileds, screw terminals 120 mm2 max. (flexible cable) or 150 mm2 max. rigid cable with accessories
• Conform to IEC 60947-2

Key Features

• Highly selective electronic trip response via advanced S2/LSI logic
• Superior 50 kA interrupt capacity for ultimate fault protection
• Includes neutral pole for full phase protection
• Compact form factor ideal for modern panel layouts
• Accessory-supportive design for auxiliary contacts, lock-outs, and more

Applications

Engineered for sophisticated use cases such as:

• Main and feeder circuit protection in industrial and commercial panels
• Motor feeds, HVAC distribution, and serviceboard disconnects
• OEM electrical enclosures requiring space-efficient, high-performance protection

Global Export by ARP Impex

We ship the Legrand 420379 MCCB globally, covering major markets across the Middle East, Africa, Europe, Asia-Pacific, Americas, and Oceania.

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

Why ARP Impex?

• Verified supplier of 100% genuine Legrand MCCBs
• Competitive export pricing with ready availability
• Expert support for optimal product selection and system integration
• Smooth logistics with comprehensive export documentation
• Trusted choice for EPCs, OEMs, panel builders, and electrical consultants

Request your quote for Legrand 420379 DPX³ 250 – 250 A, 4-Pole S2 Electronic-Release MCCB (50 kA) and receive quick access to pricing, datasheets, and delivery timelines.