... , auto exciter, auto adjustment.Standard Accessory of Cummins diesel generator sets*Common steel base frame ,Circuit breaker, Damper, Exhaust ... Soundproof Canopy and Moving Trailer. Silent Canopy of Cummins diesel generator sets*With the soundproof c diesel generator canopy, noise can be ... can greatly reduce the emissions of the exhaust noise.*Double-door on both sides are designed for maintenance and ...