ABB MCB 40A 1P

ABB 40A MCB Specifications

✅ Brand:

ABB

✅ Model Series (Typical):

S200 Series (e.g., S203 C40, S204 C40)

✅ Rated Current (In):

40 Amperes

✅ Number of Poles:

• 1P / 2P / 3P / 4P
  (Most commonly used: 3P or 4P for high-load circuits)

✅ Rated Operating Voltage (Un):

• 230V AC (1P)

• 400V AC (3P / 4P)

✅ Frequency:

50/60 Hz

✅ Tripping Curve Options:

• B Curve – trips at 3–5 × rated current

• C Curve – trips at 5–10 × rated current (most common for 40A)

• D Curve – trips at 10–20 × rated current (for high inrush loads)

✅ Breaking Capacity (Icn):

• 6 kA or 10 kA at 230/400V AC
  (dependent on model, e.g., S200 = 6kA, S200M = 10kA)

✅ Mounting:

• DIN rail (35mm standard)

✅ Terminal Capacity:

• Up to 25 mm² (solid/stranded copper cable)

✅ Tightening Torque:

• 2.5 Nm (terminal screws)

✅ Operating Temperature:

• -25°C to +55°C

✅ Protection Degree:

• IP20 (with terminal shrouds for safety)

✅ Standards Compliance:

• IEC/EN 60898-1

• IEC/EN 60947-2

• CE marked

• RoHS compliant

✅ Functions:

• Overload protection

• Short-circuit protection

• Manual switching capability

✅ Applications:

• HVAC systems

• Heavy lighting loads

• Motor circuits

• Industrial and commercial panel boards

• Main circuit protection in large households or offices