Schneider molded case circuit breaker NSX160 TMD 160A three-phase 4-wire main air switch

Basic information model: NSX160 TMD 160A
Brand: Schneider Electric
Series: ComPacT NSX160
Type: Molded Case Circuit Breaker (MCCB)
Polarity: 3P/4P optional (3P is common)
Release unit: TMD (thermal magnetic type, LI protection: thermal overload+electromagnetic short circuit)
Rated current (In): 160A (40 ℃)
Rated operating voltage (Ue): 690V AC 50/60Hz
Rated insulation voltage (Ui): 800V AC
Rated impulse withstand voltage (Uimp): 8kV
Breaking capacity (Icu): F-type 36kA (415V), N-type 50kA (415V), S-type 70kA (415V), L-type 150kA (415V)
Installation method: fixed/drawer type, front wiring
Dimensions (width x height x depth): 3P approximately 105mm x 161mm x 86mm; 4P approximately 140mm x 161mm x 86mm
Weight: 3P about 2.2kg; 4P about 2.6kg
Long delay protection of trip unit parameters (Ir): adjustable 0.7-1 × In
Long delay (tr): fixed, 120-400s at 1.5 × Ir, approximately 15s at 6 × Ir
Instantaneous protection (Ii): Fixed 1250A
Protection type: overload (thermal), short circuit (electromagnetic), no ground fault protection
Neutral pole protection: 3D (unprotected)
Electrical and mechanical parameters rated working current (In): 160A (40 ℃), reduced to 144A at 50 ℃
Rated operating breaking capacity (Ics): 50-100% of Icu (depending on the breaking level)
Mechanical lifespan: ≥ 40000 cycles
Electric lifespan: 7500 times at 690V In; 20000 times at 440V In
Terminal block: Front wiring, spacing 35mm
Operation mode: joystick (toggle)
Environment and standard operating temperature: -25 ℃ to+70 ℃ (no capacity reduction for ≤ 55 ℃)
Storage temperature: -50 ℃ to+85 ℃
Relative humidity: 5% -95% (no condensation)
Protection level: IP40
Pollution level: 3
Compliant with standards: EN/IEC 60947-2, CCC, CE, RoHS, EAC
Overload protection (thermal trip), short circuit protection (electromagnetic trip), isolation function (compliant with EN/IEC 60947-2)