Power-Zone 4
Low Voltage Drawout Switchgear with Masterpact Circuit Breakers
ANSI rated to provide superior electrical distribution, protection, and power management in a space-efficient footprint. Masterpact NT/NW drawout power circuit breakers, deliver maximum up time, system selectivity, ease of maintenance, and reliable circuit protection.

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Features
- 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
- 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.
Benefits
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.
Applications
Critical Facilities such as:- Water/Wastewater
- Healtcare Facilities
- Oil & Gas
- Automotive
- Industrial Buildings
- Mining
- Banks
- Labs