KVA 275 KW 220 Frequency 50 Speed 1500 Poles 4 Phase 3 Voltage 380 Duty Rating Marine Continuous Class B 70/50C Bearing 1 Adaptor SAE 1 Coupling 11.5 Name STAMFORD,S4L1M,F,MARINE,311 Product S4L1M Manual A055Z165_S4S6_I2_EN.pdf DataSheet A058N186_Rev_A.pdf GA A057B655_Rev_B.pdf Torsional A056E029_Rev_A.pdf Priority 240 Model S4L1M Cores F Type MARINE Winding 311 adaptor SAE 1 Coupling 11.5 Voltage 380 kva 275.00 kw 220.00 brand STAMFORD Product Link https://stamford-avk.com/alternators/stamford/s4