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MCCB DPX³ 630 | Sg Electronic Release | 4P | Icu 36 kA | In 400 A | @EA of 1 | by Legrand

BRAND: Legrand
SKU: 422143
$9,626.80 List price: $11,996.50
+ −
30 Days Return Delivery Options
MCCB DPX³ 630 is designed for reliable low voltage electrical protection, featuring a 36 kA breaking capacity and an adjustable electronic release. Ideal for industrial and commercial applications, this 4-pole circuit breaker ensures safety and compliance with electrical standards, making it perfect for switchboards and power cabinets.

Product Name/Title: MCCB DPX³ 630 | Sg Electronic Release | 4P | Icu 36 kA | In 400 A | @EA of 1 | by Legrand

Brand: Legrand

SKU: 422143

Alternatively Known As: Moulded Case Circuit Breaker 400A, DPX3 630 MCCB, Legrand 4P Circuit Breaker, Electronic Release MCCB

Technical Specifications
  • Rated permanent current (Iu): 400 A
  • Rated voltage: 220-690 V
  • Rated short-circuit breaking capacity (Icu) at 400 V, 50 Hz: 36 kA
  • Overload release current setting: 160-400 A
  • Adjustment range short-term delayed short-circuit release: 240-4000 A
  • Adjustment range undelayed short-circuit release: 5000 A
  • Device construction: Built-in fixed version
  • Integrated earth fault protection: Yes
  • Type of electrical connection: Screw connection
  • Number of auxiliary contacts as change-over contact: 2
  • With switched-off indicator: Yes
  • With integrated under voltage release: Yes
  • Number of poles: 4
  • Position of connection for main current circuit: Front side
  • Type of control element: Wing knob
  • Complete device with protection unit: Yes
  • Degree of protection (IP): IP30
  • Contains batteries: Yes (2 lithium batteries CR1616)
  • Dimensions (H x L x W): 200mm x 120mm x 150mm
  • Weight: 15 kg
Key Features
  • Moulded case circuit breaker (MCCB) for switching, control, isolation, and protection of low voltage electrical lines
  • Electronic release with adjustable settings for Ir, Isd, Ig, tr, tsd, tg
  • 4-pole version with neutral adjustment on front panel
  • Breaking capacity Icu 36 kA at 400 V~
  • Rated current In 400 A
  • Integrated earth fault protection
  • Green indicator lamp and connector for test unit
  • Logic and dynamic selectivity for enhanced protection
  • Supplied with fixing screws, connection plates for bars, and insulated phase barriers
  • Sealable adjustment and conforming to IEC 60947-2
  • IP30 degree of protection
Professional Installation Requirements
  • Installation must be performed by a qualified electrician to ensure compliance with electrical safety standards and proper integration into switchboards or power cabinets.
Applications
  • Industrial electrical distribution panels
  • Commercial and residential switchboards
  • Low voltage electrical line protection and control
  • Power cabinets requiring high breaking capacity circuit breakers
Standards & Compliance
  • AS/NZS 60950 – Safety of IT and Communication Equipment
Environmental Benefits
  • Enhances electrical safety reducing risk of electrical faults and fires
  • Supports energy efficiency by protecting electrical systems from overloads and short circuits
Warranty Information

Standard Legrand warranty applies, typically 1-2 years against manufacturing defects.

Available Now

The Legrand MCCB DPX³ 630 with Sg electronic release 4P 400A 36kA is available for immediate purchase, ideal for industrial, commercial, and residential electrical protection applications.

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