KVA 22.5 KW 18 Frequency 50 Speed 1500 Poles 4 Phase 3 Voltage 440 Duty Rating Marine Continuous Class B 70/50C Bearing 2 Adaptor SAE 5 Coupling none Name STAMFORD,UC22,C,MARINE,311 Product UC22 Manual A040J848_UC_EN.pdf DataSheet UCM224C-311-TD-EN_Rev_A.pdf GA 23-2002_Rev_G.pdf Torsional L15-12622_Rev_A.pdf Priority 270 Model UC22 Cores C Type MARINE Winding 311 adaptor SAE 5 Coupling none Voltage 440 kva 22.50 kw 18.00 brand STAMFORD Product Link https://stamford-avk.com/alternators/stamford/uc22