KVA 535 KW 428 Frequency 60 Speed 1800 Poles 4 Phase 3 Voltage 660 Duty Rating Marine Continuous Class B 70/50C Bearing 2 Adaptor SAE 1 Coupling none Name STAMFORD,S5L1M,E,MARINE,27 Product S5L1M Manual A061R621_Rev_B.pdf DataSheet ES10456692_S5L1M-E4-Wdg27.pdf GA DSA056U949_Rev_A.pdf Torsional ESA060A165_Rev_B.pdf Priority 232 Model S5L1M Cores E Type MARINE Winding 27 adaptor SAE 1 Coupling none Voltage 660 kva 535.00 kw 428.00 brand STAMFORD Product Link https://stamford-avk.com/alternators/stamford/s5