Aviation Event Management     The towable version of the Super Hushpower canopy unit takes the same superior features of HP technology and adds additional sound and emissions controls for the quietest, most reliable portable power available. Aluminum construction saves weight and adds corrosion resistance. Four electrical output modes are available: 277/480 VAC; 120/208–240 VAC and VDC, and concurrent 120 and 240 VDC.   FEATURES • Variable AC and DC operation • Sound attenuation: 48dBa at 50 ft (16m) • Precise speed and voltage control • Output connections are mounted in a dedicated compartment • Delivered on a trailer   BENEFITS • Provides mulitple power capabilities • Quiet operation to minimize impact on events or around populated areas • Reliable, problem-free service. • Ease of hookup; safety. • Ease of movement