The Schneider Electric Compact NSX is a high-performance Moulded Case Circuit Breaker (MCCB). This model features a 630A frame size (NSX630), N-type (High) breaking capacity, 3-pole configuration, and is rated for 630A.
Parameter Specification
Product Line / Range Acti 9 / Compact NSX
Frame Size NSX630
Number of Poles 3-Pole (3P)
Breaking Capacity Category N (High Breaking Capacity)
Rated Ultimate Breaking Capacity (Icu) 50 kA at 415V AC (IEC 60947-2)
Rated Service Breaking Capacity (Ics) 100% of Icu for category A.
Rated Operational Current (In) 630 A
Note: For electronic trip units, this is the maximum adjustable setting within the frame range.
Rated Operational Voltage (Ue) Up to 690V AC
Trip Unit Type Must be specified:
• Thermal-Magnetic (TM-D, TM-G): Fixed protection at 630A.
• Electronic (Micrologic 2.0/5.0/6.0/7.0): Adjustable protection, with 630A as the upper limit of the range.
Protection Functions • Overload (L)
• Short-Circuit (S)
• Ground Fault (G) – *with Micrologic 6.0/7.0*
Mounting Style Fixed, Plug-in, or Withdrawable (must be specified).
Control Rotary Handle (standard). Options for Motorized Mechanism (MCH).
Electrical Durability Up to 20,000 operations at In
Mechanical Durability Up to 25,000 operations
Standards & Compliance IEC 60947-1 & 60947-2, CCC, CE
Ambient Temperature -25°C to +70°C