Power-Zone 4 Low Voltage Switchgear with Masterpact NW and NT Circuit Breakers -

Low voltage metal-enclosed, drawout switchgear

designed to provide superior electrical distribution, protection, and power quality management for the entire facility.

Schneider Eletric
Power-Zone 4 Low Voltage Switchgear with Masterpact NW and NT Circuit Breakers -
  • Features

    Square D® Power-Zone® 4 low voltage metal-enclosed drawout switchgear is designed to provide superior electrical distribution, protection, and power quality management. The prime components of the switchgear are the Masterpact® NW and NT ANSI rated circuit breaker. Power-Zone 4 switchgear is designed to maximize the functionality of the Masterpact circuit breakers, which, in turn, deliver maximum uptime, system selectivity, ease of maintenance, and reliable circuit protection



    • Designed and built to CSA C22.2 No. 31, ANSI® C37.20.1 and is Listed to UL® 1558
    • Masterpact NW and NT drawout low voltage power 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 at 480V and 130 kA at 600V without fuses
    • High short-time withstand ratings up to 100 kA for 30 cycles, minimum
    • Arc flash limiting Masterpact NW feeder breakers available in 800, 1600, and 2000 ampere ratings
    • Family of field installable and upgradeable Micrologic® trip units with optional Powerlogic® data communications features
    • Optional Web-enabled data communications capability
    • Smallest equipment footprint available in this product class
    • Front access to control and communications wire connections
    • Bolted copper bus provided as standard (up to 5000 amperes maximum)
    • Large rear cable compartment pull area allowing maximum room for power cables
    • Bus provision for future equipment expansion
    • System designed for maximum uptime with low maintenance
    • Modular circuit breaker designed for easy addition of control accessories
    • Available in NEMA 3R outdoor walk-in enclosures
    • Optional Masterpact NW Remote Racking Device