If you want save your Electronics Items Like Air Conditioner, Microwave, Refrigerator, LED TV etc. Then you should use Recommended Circuit Breaker for wire which mention in this Table. You can read here Wire cross sectional Area in mm² and Typical Current Rating and Recommended Circuit Breaker Rating with amperes.

Wire Ampere Rating Table

Wire Cross
Sectional
Area (mm²)
Typical Current
Rating (amps)
Recommended
Circuit Breaker
Rating (amps)
1.5 mm²7.9 A – 15.9 A8 A
2.5 mm²15.9 A – 22 A15 A
4 mm²22 A – 30 A20 A
6 mm²30 A – 39 A30 A
10 mm²39 A – 54 A40 A
16 mm²54 A – 72 A60 A
25 mm²71 A – 93 A80 A
50 mm²117 A – 147 A125 A
70 mm²147 A – 180 A150 A
95 mm²180 A – 216 A200 A
120 mm²216 A – 250 A225 A
150 mm²250 A – 287 A275 A
185 mm²287 A – 334 A300 A
240 mm²334 A – 400 A350 A

You should read it