JFP Open Type 1200KW Diesel Generator Set With ATS 5060Hz 3 Phase 4 Wire Product Overview This 1200kW / 1500kVA open-frame heavy-duty diesel generator set is designed for large-scale industrial standby and prime power applications. Features a water-cooled V-cylinder turbocharged intercooled diesel engine paired with a high-efficiency 100% copper brushless alternator. Equipped with an ATS auto-transfer switch for automatic switching between utility power and generator power,