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Air Circuit Breaker DMX³ 2500A 65 kA Breaking Capacity Draw-Out Version Legrand

BRAND: Legrand
SKU: 28746
$27,571.20 List price: $34,358.00
1 EA ($27,571.20 per EA)
Free pick up (over 25 kg or over 1 meter)
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The Air Circuit Breaker DMX³ 2500A is engineered for high power protection in industrial electrical installations.
Technical Specifications
  • Rated permanent current: 2500 A
  • Rated voltage: 230-690 V
  • Rated short-circuit breaking capacity (Icu) at 400 V, 50 Hz: 65 kA
  • Overload release current setting: 1000-2500 A
  • Adjustment range short-term delayed short-circuit release: 1500-25000 A
  • Adjustment range undelayed short-circuit release: 5000-65000 A
  • Device construction: Built-in slide-in technique (withdrawable)
  • Integrated earth fault protection: Yes
  • Number of poles: 3
  • Number of auxiliary contacts (normally closed): 4
  • Number of auxiliary contacts (change-over): 4
  • With switched-off indicator: Yes
  • Position of connection for main current circuit: Back side
  • Type of control element: Push button
  • Complete device with protection unit: Yes
  • Motor drive integrated: Yes
  • Motor drive optional: Yes
  • Degree of protection (IP): IP30
  • Dimensions (H x L x W): 400mm x 250mm x 300mm
  • Weight: 45 kg
Key Features
  • Breaking capacity of 65kA according to EN/IEC 60947-2
  • Draw-out version with Debro-lift mechanism for easy withdrawal
  • Electronic protection unit with MP4 or MP6 modules
  • Thermal protection adjustable from 0.4 to 1.0 of rated current
  • Magnetic protection adjustable from 1.5 to 10 times rated current
  • Integrated earth fault protection
  • Motor drive integrated and optional
  • IP30 degree of protection
  • Push button control element
  • Multiple auxiliary contacts (4 normally closed, 4 change-over)
  • Back side connection for main current circuit
Professional Installation Requirements
  • Installation and commissioning must be performed by a qualified electrician experienced with high power electrical switchgear to ensure compliance with safety standards and optimal performance.
Applications
  • Industrial electrical installations requiring high power protection
  • Low voltage electrical distribution systems
  • Switchboards and power cabinets in commercial and industrial facilities
Standards & Compliance
  • AS/NZS 60950 – Safety of IT and Communication Equipment
Environmental Benefits
  • Enhances energy efficiency by ensuring reliable electrical protection and reducing downtime
  • Supports green aspects by improving plant energy continuity and safety
Warranty Information

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

Available Now

The Legrand DMX³ 2500A Air Circuit Breaker is available for immediate purchase, ideal for high power industrial and commercial electrical protection applications.

Y2687H (Y2687H.pdf, 11,626 Kb) [Download]

{[en]:Cahier d'atelier : DMX³ et DMX³-I (avec unité de protection LI (EXB21001_FR.pdf, 34,240 Kb) [Download]

Y2762C (Y2762C.pdf, 49,262 Kb) [Download]

F01800EN_03_DMX3_2500v1 (F01800EN_03_DMX3_2500v1.pdf, 3,897 Kb) [Download]

F01800FR02_DMX3_2500 (F01800FR02_DMX3_2500.pdf, 5,362 Kb) [Download]

Technical guide: Logical selectivity (EXB20072_logic_selectivity__print_.pdf, 6,477 Kb) [Download]

{[en]:Workshop specifications: DMX³ and DMX³-I (LI (EXB13081_EN.pdf, 33,945 Kb) [Download]

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

PRT220015_GT_selectivite_logique (PRT220015_GT_selectivite_logique.pdf, 6,231 Kb) [Download]

ex223001_0224 (ex223001_0224.pdf, 38 Kb) [Download]

LGRP-2015-253-v1-EN (LGRP-2015-253-v1-EN.pdf, 438 Kb) [Download]

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