ENCLOSURE AND SOUND DATA SHEET - DIESEL 350-600 kW Standby / 325-550 kW Prime ENCLOSURE LEVEL IDENTIFICATION Level 1 Weather-protective enclosure constructed of heavy gauge steel or aluminum with fixed storm proof panels designed for 130 mph wind load rating. Enclosure consists of a bolted and welded construction with unit-mounted internal muffler included. Hinged, lockable double-door access on both sides of the enclosure. Level 2 Level 1 enclosure with UL 94 HF-1 compliant, 1.5" thick sound attenuated foam insulation installed inside enclosure walls. Level 3 Level 2 enclosure with air intake and exhaust scoops with UL 94 HF-1 compliant, 1.5" thick sound attenuated foam insulation installed in scoops. CERTIFICATIONS AND STANDARDS • UL 2200 • CSA • ISO 9001:2008 • IBC / OSHPD STANDARD FEATURES FOR ALL LEVELS • Heavy material construction - Steel Enclosure: 14 gauge or greater - Aluminum Enclosure: 0.09” thick or greater • 130 mph wind rating • Serviceability access - Double door access gives ease of serviceability to all components • Pitched roof • Rain shroud and rain cap • Rodent barriers • Scoop access panels and drain • Hardware - Powder coated hinges with stainless steel pins - Key-lockable and pad-lockable powder coated door handles • Finish Paint: ANSI 61 Grey standard - Custom colors available upon request • Internal silencer (Critical grade or better) - Insulated or wrapped mufflers and exhaust pipes - Stainless steel flexible exhaust connections (where applicable) // Page 1 of 3 ENCLOSURE AND SOUND DATA SHEET - DIESEL 350-600 kW Standby / 325-550 kW Prime OPTIONAL FEATURES • Door restraints • AC or DC light package • Motorized / gravity louvers (where available) • 190 mph wind rating • For other custom options, please consult factory. SOUND RATINGS dB(A) AT 7 METERS Application Standby Prime Model MTU 8V1600 DS350 MTU 8V1600 DS400 MTU 10V1600 DS450 MTU 10V1600 DS500 MTU 12V1600 DS550 MTU 12V1600 DS600 MTU 8V1600 DS350 MTU 8V1600 DS400 MTU 10V1600 DS450 MTU 10V1600 DS500 MTU 12V1600 DS550 MTU 12V1600 DS600 Power Node 350 kW 400 kW 450 kW 500 kW 550 kW 600 kW 325 kW 365 kW 400 kW 450 kW 500 kW 550 kW Level 1 85.3 85.9 87.6 87.8 88.5 88.5 85.5 85.5 C/F 87.6 88.5 88.3 Level 2 84.3 84.6 87.1 87.1 86.9 86.8 84.2 84.1 87.1 87.1 86.9 86.9 Level 3 72.8 72.9 75.4 75.4 76.5 76.7 72.7 72.8 C/F 75.4 76.1 76.5 // Page 2 of 3 ENCLOSURE AND SOUND DATA SHEET - DIESEL 350-600 kW Standby / 325-550 kW Prime NOTE: • Aluminum enclosure sound levels are approximately 2 dB(A) higher than listed sound levels for steel enclosures • Sound pressure levels subject to instrumentation, measurement, installation, and generator set variability • Sound power levels per ISO 8528-10 and ANSI S1.13-2005 • Sound data measured with: - Full-rated load - Standard radiator package - Infinite exhaust connection Refer to the MTU Business Portal Acoustics Data for exhaust noise ratings. © MTU Onsite Energy. Subject to alteration due to technological advances. 2015-01 C/F = Consult Factory MTU Onsite Energy A Rolls-Royce Power Systems Brand www.mtuonsiteenergy.com // Page 3 of 3