The MasterPact NW40HA is a high-performance low-voltage switch-disconnect device in the Schneider Electric MasterPact NW product family. It is designed for standard industrial and commercial power distribution applications requiring reliable operation and high short-circuit withstand capabilities. It is suitable for isolation and meets international standards for switch-disconnect equipment.
Technical Specifications
General
Product Range: MasterPact NW
Device Type: Switch-disconnector
Function: Power isolation and switching
Standards: IEC 60947-3
Utilization Category: AC-23A
Suitability for Isolation: Yes
Electrical Characteristics
Rated Current (Ie): 4000 A
Rated Operational Voltage (Ue): Up to 690 V AC, 50/60 Hz
Rated Insulation Voltage (Ui): 1000 V AC
Rated Impulse Withstand Voltage (Uimp): 12 kV
Short-Time Withstand Current (Icw): Up to 65 kA for 1 s
Rated Short-Circuit Making Capacity (Icm): Up to 145 kA (peak)
Breaking Capacity Class: HA
Mechanical & Installation
Number of Poles: 3P / 4P
Mounting Type: Fixed
Operating Mechanism: Manual push-button operation
Mechanical Endurance: Up to 10,000 operating cycles
Operating Frequency: Approximately 10 operations per hour
Environmental
Pollution Degree: 4
Installation Environment: Indoor switchboards and power distribution panels