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Circuit Breaker DPX3 250A 3 Poles Electronic Protection Legrand

BRAND: Legrand
SKU: 422017
$2,122.10 List price: $2,644.50
1 EA ($2,122.10 per EA)
+ −
30 Days Return Electricians Unlock Trade Access
The Circuit Breaker DPX3 250A is designed for reliable circuit protection in commercial and medium power electrical installations.
Technical Specifications
  • Rated permanent current: 500 A
  • Rated voltage: 220-690 V
  • Rated short-circuit breaking capacity Icu at 400 V, 50 Hz: 50 kA
  • Overload release current setting: 400-500 A
  • Adjustment range undelayed short-circuit release: 2500-5000 A
  • Device construction: Built-in fixed built-in technique
  • Integrated earth fault protection: No
  • Type of electrical connection of main circuit: 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: 3
  • Position of connection for main current circuit: Front side
  • Type of control element: Wing knob
  • Complete device with protection unit: Yes
  • Motor drive integrated: No
  • Motor drive optional: Yes
  • Degree of protection (IP): IP30
  • Dimensions (H x L x W): 200mm x 120mm x 150mm
  • Weight: 5.5 kg
Key Features
  • Breaking capacity of 70kA according to EN/IEC 60947-2
  • Rated insulation voltage of 800V and impulse withstand voltage of 8kV
  • Electronic protection with LCD screen for thermal and magnetic current regulation
  • Thermal protection adjustable from 0.4 to 1.0 of rated current
  • Magnetic protection adjustable from 1.5 to 10 times rated current
  • Supports undervoltage and shunt releases, auxiliary contacts, rotary handles, and motor operators
  • Multiple connection accessories including cage terminals, spreader, and rear terminals
  • Available in plug-in version with special terminals and plug-in base
  • 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 reliable circuit protection
Standards & Compliance
  • AS/NZS 60950 – Safety of IT and Communication Equipment
Environmental Benefits
  • Enhances electrical safety reducing risk of fire and equipment damage
  • Durable design reduces need for frequent replacements, minimizing waste
Warranty Information

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

Available Now

The Legrand DPX3 250 3 Pole Circuit Breaker with electronic protection is available for immediate purchase, ideal for commercial and medium power electrical installations.

LE07062AB (LE07062AB.pdf, 791 Kb) [Download]

F01958FR01_DPX3_630MT_FRAv3 (F01958FR01_DPX3_630MT_FRAv3.pdf, 698 Kb) [Download]

Technical Guide: Coordination between protection devices (EXB15015_TG_Coordination_EN.pdf, 25,131 Kb) [Download]

F01958EN05DPX3630_TM (F01958EN05DPX3630_TM.pdf, 1,782 Kb) [Download]

ex223001_0176 (ex223001_0176.pdf, 74 Kb) [Download]

ex223001_0194-0195 (ex223001_0194-0195.pdf, 464 Kb) [Download]

ex223001_0198 (ex223001_0198.pdf, 34 Kb) [Download]

LGRP-00702-V01.01-EN (LGRP-00702-V01.01-EN.pdf, 992 Kb) [Download]

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