Legrand 420522 MCCB DPX3 250 MCCB 3 Poles Breaking Capacity Icu 36kA (400 V~) 40A Microprocessor release MCCBs with earth fault protection

AMP Rating 40 A
Poles 3P
Breaking Capacity 36 kA

Buy Legrand 420522 MCCB – DPX³ 250, 40A, 3-Pole, 36kA (400V~) Microprocessor Release MCCB with Earth Fault Protection

Available at ARP Impex – Leading Exporter of Genuine Legrand MCCBs

The Legrand 420522 MCCB DPX³ 250 is a robust 3-pole Moulded Case Circuit Breaker (MCCB) rated at 40A, engineered to provide exceptional protection for electrical systems. With a high short-circuit breaking capacity of 36kA at 400V AC, it incorporates an advanced microprocessor-based release unit combined with earth fault protection to detect and interrupt faults precisely. This MCCB is ideal for ensuring safety and reliability in industrial and commercial installations, adhering strictly to IEC 60947-2 standards.

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

Protection against earth fault:

  • lg adjustable: from 0.2 to 1 x ln and OFF position
  • Tg adjustable from 0.1 to 1s

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

Specifications

  • Product Code: Legrand 420522
  • Series: DPX³ 250
  • Rated Current: 40 Amps
  • Poles: 3-Pole (3 Phase)
  • Breaking Capacity (Icu): 36kA at 400V AC
  • Release Type: Microprocessor release with earth fault protection
  • Voltage Rating: Up to 400V AC
  • Mounting Type: Fixed
  • Standard Compliance: IEC 60947-2

Key Features

  • 3-pole MCCB suitable for three-phase protection
  • Microprocessor release technology for enhanced fault detection
  • Earth fault protection for improved electrical safety
  • High breaking capacity of 36kA at 400V AC to handle severe faults
  • Compact, durable design for panel integration
  • Suitable for new installations and retrofit applications

Applications

  • Industrial and commercial power distribution boards
  • Transformer and generator protection circuits
  • Data centers, hospitals, and commercial buildings
  • HVAC systems, motors, and heavy equipment loads
  • Control panels for OEMs and EPC projects

We Actively Export to:

  • 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?

  • 100% genuine Legrand MCCBs sourced from certified suppliers
  • Competitive pricing with prompt and reliable delivery
  • Extensive international logistics network ensuring smooth export
  • Expert advice to help you select the perfect MCCB for your needs
  • Trusted by electrical contractors, OEMs, panel builders, and EPC firms

Request your quote for Legrand 420522 DPX³ 250 MCCB – 40A, 3-Pole with microprocessor release and earth fault protection.

SKU: 420522 Category: