Legrand 420377 MCCB DPX3 250 MCCB 4 Poles Breaking Capacity Icu 50kA (400 V~) 160A

Buy Legrand 420377 MCCB – DPX³ 250, 160 A, 4-Pole, 50 kA (400 V~) Electronic-Release (LSI/S2) MCCB

Available at ARP Impex – Your Trusted Export Partner of Genuine Legrand MCCBs

The Legrand 420377 is a high-grade 160 A, 4-pole MCCB, featuring a microprocessor-based electric release (S2/LSI) and an impressive breaking capacity of 50 kA at 400 V AC. Designed to meet both IEC 60947-2 and NEMA AB-1 standards, it’s perfect for commercial and industrial settings that demand precise and powerful circuit protection.

Technical Specifications

• Product Code: 420377
• Series: DPX³ 250, Electronic Release
• Rated Current: 160 A
• Poles: 4 (3 Phase + Neutral)
• Breaking Capacity (Icu): 50 kA at 400 V AC
• Trip Unit: Electronic (microprocessor)
  • Thermal adjustable: 0.4–1×In
  • Magnetic adjustable: 1.5–10×Ir
  • Delays: overload (Tr) adjustable 3–15 s; short-circuit (Tsd) up to ~0.5 s
• Mounting: Fixed front-terminal, compatible with rail or plate mounting; supports up to 150 mm² cable lug
• 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

• Advanced electronic trip protection—ensures accurate fault detection and selective coordination
• High fault interruption capability (50 kA)—excellent for robust and demanding electrical environments
• Compact and modular design—includes neutral protection and accessory integration for efficient panel setup
• Fully adjustable trip settings—offer flexibility and protection tuning to match system requirements

Typical Applications

This MCCB is ideal for:

• Incoming feeders and protectors in commercial and industrial switchboards
• Motor feeders, HVAC systems, and utility distribution requiring compact, selective protection
• OEM and modular panel builds where space and performance precision are crucial

Global Export via ARP Impex

Our distribution extends across 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 Choose ARP Impex?

• Authorized supplier of 100% authentic Legrand MCCBs
• Competitive export pricing with ready stock
• Expert technical support for application-specific product selection
• Seamless logistics and export documentation handling
• Trusted vendor for EPCs, automotive integrators, OEMs, and electrical consultants worldwide

Request Your Quote for Legrand 420377 DPX³ 250 – 160 A, 4-Pole Electronic-Release MCCB (50 kA)