KVA 310 KW 248 Frequency 50 Speed 1500 Poles 4 Phase 3 Voltage 400 Duty Rating Marine Continuous Class F 90/50C Bearing 2 Adaptor SAE None Coupling none Name STAMFORD,S4L1M,F,MARINE,311 Product S4L1M Manual A055Z165_S4S6_I2_EN.pdf DataSheet A058N186_Rev_A.pdf GA A056N436_Rev_B.pdf Torsional A056N872_Rev_A.pdf Priority 240 Model S4L1M Cores F Type MARINE Winding 311 adaptor SAE None Coupling none Voltage 400 kva 310.00 kw 248.00 brand STAMFORD Product Link https://stamford-avk.com/alternators/stamford/s4