The Schneider Electric Compact NSX is a high-performance Moulded Case Circuit Breaker (MCCB) from the Acti 9 / Masterpact series. The model NSX100F refers to the specific frame size (100A) with a standard F-type breaking capacity.
Parameter Specification
Product Line / Range Acti 9 / Compact NSX
Frame Size NSX100
Number of Poles 4-Pole (4P)
Breaking Capacity Category F (Standard Breaking Capacity)
Rated Ultimate Breaking Capacity (Icu) 25 kA at 400V AC (IEC 60947-2)
Other common capacities for NSX100: N (36 kA), H (70 kA).
Rated Service Breaking Capacity (Ics) 75% of Icu (18.75 kA at 400V AC) for category B.
Rated Operational Current (In) Up to 100A (The specific rating is set by the trip unit. For thermal-magnetic units, it is a fixed value like 16A, 25A, 32A, 40A, 50A, 63A, 80A, 100A).
Rated Operational Voltage (Ue) 415V AC (690V AC available for some trip units) / 250V DC
Rated Insulation Voltage (Ui) 690V / 750V (AC/DC)
Trip Unit Type Must be specified. Options include:
• Thermal-Magnetic (TM-D, TM-G): For basic, fixed protection.
• Electronic (Micrologic 2.0/5.0/6.0/7.0): For advanced, adjustable protection with optional ground fault and measurement features.
Protection Functions • Overload (L)
• Short-Circuit (S)
• Ground Fault (G) - *with Micrologic 6.0/7.0*
Standards & Compliance IEC 60947-1 & 60947-2, CCC, CE
Electrical Durability Up to 20,000 operations at rated current (In)
Mechanical Durability Up to 25,000 operations
Mounting Style Fixed, Plug-in, or Withdrawable (must be specified).
Terminals Front or rear connection. Accepts cables or busbars (specific terminal kits required).
Control Rotary Handle (standard). Options: Motorized Mechanism (MCH), Shunt Release (MX), Undervoltage Release (MN).
Auxiliary & Alarm Contacts Add-on modules (OF, SD, SDE, Alarm).
Communication Optional communication modules (for Micrologic electronic trip units).
Ambient Temperature -25°C to +70°C (operation, derating above 40°C or 60°C)
Protection Degree (IP) IP40 (terminal area), IP20 (front)