... exciter, auto adjustment. Standard Accessory of Cummins diesel generator sets*Common steel base frame ,Circuit breaker, Damper, Exhaust ... manual and document. Optional Accessory of Cummins diesel generator sets*Engine coolant and oil heater, Alternator space heater ... Silent Canopy of Cummins diesel generator sets*With the soundproof c diesel generator canopy, noise can be controlled below 70DB.*Super ...