ENCLOSURE AND SOUND DATA SHEET - GAS 75-125 kW Standby ENCLOSURE LEVEL IDENTIFICATION Level 1 Skid-mounted weather-protective enclosure constructed of heavy gauge steel or aluminum with fixed storm proof panels designed for 190 mph wind load rating. Enclosure consists of a bolted and welded construction with unit-mounted internal muffler. 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 1 enclosure with air exhaust scoop with UL 94 HF-1 compliant, 1.5" thick sound attenuated foam insulation installed in scoop only. Level 3 with Housing Level 3 enclosure with 1.5" thick sound attenuated foam insulation installed inside Sound Attenuation Kit enclosure walls. CERTIFICATIONS AND STANDARDS • UL 2200 • CSA • ISO 9001:2008 STANDARD FEATURES FOR ALL LEVELS • Heavy material construction - Steel Enclosure: 14 gauge or greater - Aluminum Enclosure: 0.09” thick or greater • 190 mph wind rating • Serviceability access - Double door access gives ease of serviceability to all components • Pitched roof • Rain shroud and rain cap • Rodent barriers • Exhaust scoop access panel and drain • Hardware - Powder coated hinges with stainless steel pins - Key-lockable and pad-lockable powder coated door handles • Powder Coat Finish Paint: ANSI 61 Grey standard - Custom colors available upon request • Internal silencer (Critical grade or better) - Insulated muffler - Stainless steel flexible exhaust connections (where applicable) // Page 1 of 2 ENCLOSURE AND SOUND DATA SHEET - GAS 75-125 kW Standby • For other custom options, please consult factory. SOUND RATINGS dB(A) AT 7 METERS Application Model Power Node Level 1 Level 2 Level 3 Standby (Natural Gas) MTU 10V0068 GS75 MTU 10V0068 GS100 MTU 10V0068 GS125 MTU 10V0068 GS75 MTU 10V0068 GS100 MTU 10V0068 GS125 70 kW 100 kW 125 kW 75 kW 100 kW 125 kW 73 76.8 79.6 73.3 75 79.6 71.8 72.8 79.4 72 72.3 79.2 67.8 70.5 74.7 68.1 70.5 74.3 Standby (Liquid Propane) Level 3 w/ Housing Sound Attenuation Kit 61.5 62.8 67.1 61.6 62.9 67.6 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 © MTU Onsite Energy. Subject to alteration due to technological advances. 2015-01 OPTIONAL FEATURES • Door restraints • AC or DC light package • Motorized / gravity louvers (where available) MTU Onsite Energy A Rolls-Royce Power Systems Brand www.mtuonsiteenergy.com // Page 2 of 2