Standard specifications for a 4-pole, 63A AC MCB:

• Number of Poles: 4 (designed for three-phase and neutral circuits) 
• Rated Current: 63 Amperes (A) 
• Network Type: AC (Alternating Current) 
• Rated Voltage: Typically 230/400V230 / 400 cap V
  230/400𝑉

  AC, depending on the specific model and region 
• Frequency: 50/60 Hz 
• Tripping Curve: Often a “C” curve, which trips between 5 to 10 times the rated current, suitable for general-purpose applications like residential and commercial circuits