Power-Zone 4

• Stored Energy Drawout Circuit Breakers
• System voltages up to 600Volts AC
• Compartmentalized and Barriered enclosures
• Designed and built to ANSI® C37.20.1 and is Listed to UL® 1558
• Masterpact NW/NT circuit breakers are designed and built to ANSI C37.13 and C37.16. Listed to UL 1066
• Short-circuit current rating up to 200 kA without fuses
• High short-time withstand ratings up to 100 kA for 30 cycles, minimum
• Family of field installable and upgrade-able Micrologic® trip units
• Smallest equipment footprint available in this product class
• Front access to control and communications wire connections
• Bolted silver-plated copper bus provided as standard (up to 6000 amperes maximum)
• Large cable compartment pull area allowing maximum room for power cables (located at rear)
• NEMA Type 1, Type 1 with gaskets or NEMA Type 3R outdoor walk-in enclosures
• Up to 8 Masterpact NT circuit breakers can be mounted in a 30-inch wide section. (Not available for 600 volts.)

Optional Features

• Smart Systems Ethernet communications for energy & asset management with built-in web pages
• Automatic Throwover PLC-based control or UL1008 listed Automatic Transfer Switch
• Arc flash limiting Masterpact NW feeder breakers available in 800, 1600, and 2000 ampere ratings
• Optional Masterpact NW/NT Remote Racking Device
• High Resistance Ground Controls/Resistor
• Surge Protection Devices
• Infrared Windows/Thermal Monitoring
• Energy Reduction Maintenance Setting Switch
• Insulated Bus
• Remote Racking Device

Communicating Smart Systems Power-Zone 4 Switchgear

• Smart Systems for Electrical Distribution is a simple, plug-and-play, Ethernet-connected power distribution asset management and energy monitoring solution to help you reduce downtime and improve operational efficiency.

Smart Systems enables local or remote 24/7 real-time status and energy monitoring of Square D Masterpact™ circuit breakers as well as other power distribution and monitoring devices, such as power meters. Rely on smart data to monitor your buildings’ health, pinpoint troublesome areas, and facilitate a predictive maintenance program. To learn more see the additional links below

Rugged, Long Life Operation

• The Masterpact breaker and PZ4 Enclosure are designed and tested per stringent ANSI ratings
• Low maintenance
• Masterpact breakers are built to exceed number of ANSI required electrical and mechanical operations
• Add-on Intelligence
• Communications via Ethernet and enhanced web pages turn your gear into a Smart System
• Range of trip units add metering & diagnostic capability
• Advanced metering from our industry leading Powerlogic power meters and monitors Designed to take up Less Space and Time
• Unit mount, drawout for quick maintenance and replacement
• Up to 8-800A feeders in 30" W enclosure
• Depth ranges from 60'-80" D Quality and Performance
• High Short Circuit Ratings without fuses (up to 200kA @ 480V, 130kA @ 600V)
• Segregated power and control wireways
• NEMA/UL/ANSI standards and built in ISO9001 facility.

Critical Facilities such as:

• Water/Wastewater
• Healtcare Facilities
• Oil & Gas
• Automotive
• Industrial Buildings
• Mining
• Banks
• Labs