Digital circuit breaker MasterPact NT

digital circuit breaker
digital circuit breaker
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Electrical characteristics
Operating mode
Number of poles
3-pole, 4-pole
Other characteristics
compact, fixed
Primary current

Max.: 1,600 A

Min.: 630 A


220 V, 415 V


MasterPact NT circuit breakers are equipped with MicroLogic control units that offer built-in power and energy metering in addition to basic or advanced protection functions. The MasterPact NT air circuit breaker is the smallest in the world, featuring compact dimensions in one size from 630 to 1600 A, with breaking capacity from 42 to 150 kA. The range comes with a wide choice of standardized accessories. The universal design of the MasterPact circuit breaker line allows most accessories to be across the entire line. It enables standardization of electrical switchboards by providing peace of mind in terms of choice, installation, and operation. Specifications: Voltage rating: up to 690 V AC 1 unique physical size Draw out and fixed mount Electronic MicroLogic control units, integrating current, voltage, power and energy metering enabling energy-management, earth leakage protection, and other advanced protection or network analysis functions Switch disconnectors version available Optimized range of field-installable auxiliaries and accessories Different offers complying with different international standards: IEC 60947, UL489, ANSI/UL1066 CCC, EAC and other local certifications Compliance with specifications of marine classification companies: Bureau Veritas, Lloyd’s Register of Shipping, Det Norske Veritas, etc. MicroLogic control unit specifications: 4 levels of protection against overloads and short circuits: 2.0 (LI), 5.0(LSI), 6.0(LSIG), 7.0 (LSIV, built-in earth leakage protection) 4 types of measurement: A (Ammeter), E (Energy), P (Power), and H (Harmonics)


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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.