... , the water is over temperature, the oil pulls down, over speed, over load and over current b) Operation display: i) Unit voltage ... , tri-phase load current and frequency display ii) Water temperature, oil pressure display iii) Fuel level, fuel temperature display iv) Audible and visual alarm lamps ... , Automatic type13) FOB price: FOB QINGDAO USD 1,300.00-100,000.0014) Terms of payment: T/T,L/C ,15 ...