KVA 320 KW 256 Frequency 50 Speed 1500 Poles 4 Phase 3 Voltage 660 Duty Rating Continuous Class B 80/40C Bearing 1 Adaptor SAE 1 Coupling 11.5 Name STAMFORD,S4L1S,F,INDUSTRIAL,25 Product S4L1S Manual A055Z165_S4S6_I2_EN.pdf DataSheet A057E439_Rev_A.pdf GA A057B655_Rev_B.pdf Torsional A056E029_Rev_A.pdf Priority 242 Model S4L1S Cores F Type INDUSTRIAL Winding 25 adaptor SAE 1 Coupling 11.5 Voltage 660 kva 320.00 kw 256.00 brand STAMFORD Product Link https://stamford-avk.com/alternators/stamford/s4