The Schneider Electric C16B4 is the base frame (chassis without trip unit) for the ComPacT NSX new generation moulded-case circuit breaker range, model NSX160B. Suited for industrial power distribution, it is designed to accept a separately ordered trip unit to form a complete MCCB assembly.

• Reference: C16B4
• Range: ComPacT NSX (new generation)
• Model: NSX160B
• Type: Basic frame, without trip unit
• Poles: 4P
• Rated current (In): 160 A at 40 C
• Rated voltage (Ue): 690 V AC 50/60 Hz, per IEC 60947-2
• Breaking capacity (Icu): 25 kA at 415 V AC
• Utilisation category: Category A