... : 20kW (25kVA) up to 800kW (1,000kVA),2) Engine model: 4BTA3.9-G, 6BT5.9-G, 6BTA5.9-G, 6BTAA5 ... Alternator: Marathon brushless alternator18) Control system: a) Automatic alarm system: the unit has the acousto-optics alarm system and arrestor for any situation as ... the requirement of radiation at ambient temperature 40°C22) Filter system: oil, fuel and air filter23) Accessories: exhaust elbow, bellow, ...