Legrand 420645 MCCB DPX3 250 MCCB 4 Poles Breaking Capacity Icu 70kA (400 V~) 40A

Buy Legrand 420645 MCCB – DPX³ 250, 40A, 4-Pole, 70kA (400V~) Thermal Magnetic MCCB

Available at ARP Impex – Leading Exporter of Genuine Legrand MCCBs

The Legrand 420645, from the high-performance DPX³ 250 series, is a 40A, 4-pole Moulded Case Circuit Breaker (MCCB) designed to provide reliable and robust protection in demanding electrical environments. With an impressive short-circuit breaking capacity of 70kA at 400V AC and a dependable thermal-magnetic trip unit, this MCCB ensures precise protection against overloads and short circuits.

Designed for three-phase systems with neutral, the 420645 is ideal for both industrial and commercial power distribution needs. It complies with IEC 60947-2 standards and is engineered for long-term durability, efficient installation, and consistent performance.

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

Specifications:

• Product Code: Legrand 420645
• Series: DPX³ 250
• Rated Current: 40 Amps
• Poles: 4-Pole (3 Phase + Neutral)
• Breaking Capacity (Icu): 70kA at 400V AC
• Trip Unit: Thermal-Magnetic
• Voltage Rating: Up to 690V AC
• Mounting Type: Fixed
• Standard Compliance: IEC 60947-2

Key Features:

• 4-pole MCCB for complete three-phase + neutral protection
• High 70kA short-circuit breaking capacity for maximum safety
• Dual-mode thermal and magnetic trip mechanisms
• Compact design for easy integration into panels
• Exceptional mechanical endurance for long service life
• Suitable for both new installations and retrofit projects

Applications:

• Industrial and commercial distribution panels
• Transformer and generator feeder protection
• HVAC systems, motors, and pump loads
• Electrical systems in hospitals, malls, and data centers
• OEM and EPC electrical control panels

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 with verified sourcing
• Competitive pricing with timely delivery
• Extensive global logistics network for smooth exports
• Expert technical advice to choose the right MCCB
• Trusted by contractors, panel builders, OEMs & EPC firms

Request your quote for Legrand 420645 DPX³ 250 – 40A, 4-Pole MCCB with Thermal-Magnetic protection.