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Circuit breaker DMX3 2500, 3 poles, fixed version and electronic protection unit

DMX³ 2500 LEGRAND

Circuit breaker DMX3 2500, 3 poles, fixed version and electronic protection unit

REF. 028621 EAN. 3245060286217
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Product charateristics
  • Breaking capacity of 50kA, according to EN/IEC standard 60947 - 2, suitable for protection of high power industrialinstallations. Rated insulation voltage of 1000VRated impulse withstand voltage of 12kV
  • Climatic condition according to IEC/EN 60947 - 1 Annex Q, Cat. F subject to temperature,humidity, vibration, shock and salt mist.
  • Electronic protection module ot type MP4 (adjustments accomplished by selector switches) or MP6 (adjustments through touchscreen). Thermal protection within range of 0,4 - 1,0 of the rated current.Magnetic protection within range of 1,5 - 10 of the rated current.
  • Can be equipped with releases (undervoltage and shunt releases) and auxiliary contacts.Can used with rotary handles or motor operator.Locking accessories are available.
  • Has diffent type of possible connection accessories: cage terminals, spreader and rear terminals.Is available also in a plug-in version (circuit breaker fitted with special terminals and mountedon a plug-in base) or in a draw-out version (a plug-in version fitted with a"Debro-lift" mechanism which can be used to withdraw the breaker whilekeeping it on its base)

The product's benefits

Installation
  • Electric and mechanical robustness, in addiction to breaking capacity and chances of accessorizing, are perfectly suited for increase continuity service looking at the plant energy efficiency and in respect of “green aspects”
Usage
  • DMX3 platform provide a complete "project" approach in premiummarket segment, offering a range completely suitable for high powerapplication

Technical characteristics

Rated permanent current Iu 800 A
Rated voltage 230-690 V
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz 50 kA
Overload release current setting 320-800 A
Adjustment range short-term delayed short-circuit release 480-8000 A
Adjustment range undelayed short-circuit release 1600-50000 A
Device construction Built-in device fixed built-in technique
Integrated earth fault protection Yes
Suitable for DIN rail (top hat rail) mounting No
DIN rail (top hat rail) mounting optional No
Number of auxiliary contacts as normally closed contact 4
Number of auxiliary contacts as change-over contact 4
With switched-off indicator Yes
With integrated under voltage release Yes
Number of poles 3
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