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What Size Cable for a 3 kW or 4 kW Motor?
For a 3 kW three-phase motor on 380 V with a run of up to 50 metres, a 4 × 1.5 mm² (3 phases + PE) copper cable is usually enough; for a 4 kW motor, 1.5 mm² is also sufficient in t... More Details
How to Choose the Cable Size for a 37 and 45 kW Motor
For a 37 kW three-phase motor, the smallest copper cable size based on current-carrying capacity is 4×25 mm² + PE, and for 45 kW it is 4×35 mm² + PE: the 1500 rpm DRG-225S-4 draws ... More Details
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