Technical Characteristics: Production Standard GB755 or EN121013 Output Power 0.37 kW-315kW (3000 r /m 2 pole, 1500 r/m 4 pole) 0.37 kW-250kW (1000 r/m 6 pole) 0.37kW-200kW (750 r/m 8 pole) Rated Voltage 230V/400V, 400V/690V Frame Size 71-315mm Frequency 50Hz Protection Class IP55 or above Insulation Class H or above Bearings SKF/NSK/NTN/FAG (All bearings with special high temp. lubrication.) Terminal Box Wonder standard motors are equipped with 1 meter long suspended lead. Cooling Method IC411/IC416 Series F200 F250 F300 F400 Duty S1 S1 S1 S1 S2 (≤200℃) ≥2Hrs S2 (≤250℃) ≥2Hrs S2 (≤300℃) ≥2Hrs S2 (≤400℃) ≥2Hrs