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Circuit Breaker DPX3 250 AB | 4 Poles | 240A Rated Current | Electronic & Earth Leakage Protection | @Each of 1 | by Legrand

BRAND: Legrand
SKU: 422031
$5,050.40 List price: $6,293.60
+ −
30 Days Return Delivery Options
The Circuit Breaker DPX3 250 AB is a robust 4-pole circuit breaker with a rated current of 240A, designed for commercial and medium power electrical installations. Featuring advanced electronic protection and integrated earth leakage protection, it ensures safety and reliability in switchboards and power cabinets. Ideal for qualified electricians, this breaker complies with EN/IEC 60947-2 standards, making it a top choice for enhanced electrical safety.

Product Name/Title: Circuit Breaker DPX3 250 AB | 4 Poles | 240A Rated Current | Electronic & Earth Leakage Protection | @Each of 1 | by Legrand

Brand: Legrand

SKU: 422031

Alternatively Known As: Legrand DPX3 250AB Circuit Breaker, 4 Pole Circuit Breaker 240A, Electronic Protection Circuit Breaker, Earth Leakage Circuit Breaker

Technical Specifications
  • Rated insulation voltage: 500V
  • Rated impulse withstand voltage: 6kV
  • Rated permanent current: 500A
  • Rated voltage: 220-690V
  • Rated short-circuit breaking capacity (Icu) at 400V, 50Hz: 70kA
  • Overload release current setting: 400-500A
  • Adjustment range undelayed short-circuit release: 2500-5000A
  • Number of poles: 4
  • Number of auxiliary contacts as change-over contact: 2
  • With switched-off indicator and integrated under voltage release
  • Type of electrical connection: Screw connection
  • Device construction: Built-in fixed technique
  • Motor drive optional, not integrated
  • Degree of protection: IP30
  • Dimensions (H x L x W): 200mm x 120mm x 150mm
  • Weight: 12 kg
Key Features
  • 4 poles with rated current of 240A
  • Electronic protection with thermal and magnetic regulation
  • Integrated earth leakage protection with adjustable sensitivity and tripping time
  • Compliant with EN/IEC 60947-2 and NEMA AB-1 standards
  • LCD screen for regulation and monitoring
  • Adjustable thermal regulation range from 140A to 240A
  • Magnetic regulation up to 600A
  • Supports additional releases and auxiliary contacts
  • Multiple connection accessories including cage terminals and plug-in version
  • 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.
Applications
  • Commercial electrical installations
  • Medium power electrical installations
  • Switchboards and power cabinets requiring advanced circuit protection
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Enhances electrical safety reducing risk of electrical faults and fires
  • Energy efficient electronic protection reduces unnecessary power interruptions
  • Durable design reduces waste and replacement frequency
Warranty Information

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

Available Now

Available for immediate purchase, ideal for commercial and medium power electrical installations requiring reliable circuit protection.

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