Laserfiche WebLink
All electrical installations will comply with the 1993 National Electrical <br />Code, the Life Safety Code, the Minnesotal State Building Code, and all <br />applicable local codes. All materieals will be new and will comply with <br />standards where such have been established. All materials will be UL listed <br />where applicable. <br />All interior conduits will be EMT with steel set screw fitting. Exterior <br />conduits will be schedule 40 PVC below grade, or rigid galvanized steel <br />above grade. Conduits in corrosive envirorunents will be PVC coated. Seal- <br />tite flex will be used in damp or wet locations. Boxes will match conduit. <br />All conductors will be THHN/THWN stranded copper, color coded per NEC <br />requirements. MC cable will be permitted for branch circuiting in stud walls <br />and above accessible ceilings. <br />All devices will be specification grade. Device plates will be type 302 <br />stainless steel. GFI receptacles will be used outdoors and in restrooms. <br />Hubbel or equal. <br />The building's electrical service will be 480 volt. 3-phasc. 4-wires. 60 hertz. <br />The main disuibution panel will be 800 amp. Lighting, HVAC. and ice <br />mechanical equipment will be served at 277/480 volt. Receptacles and <br />concession equipment will be fed at 120/208 volt. <br />Panelboards will be bolt-on circuit breaker type with aluminum bussing. <br />General Electnc or equal. The 100 amp panels will be 30 poles. 225 amp <br />panels will be 42 poles. Dry type transformers will be used to step down <br />from 480 volt to 120/208 volt. <br />The estimated load summary is as follows: <br />Lighting <br />Receptacles <br />Concessions <br />HVAC Equipment <br />Ice Mechanical Equip. <br />Zamboni Charging Equip. 10 KVA <br />Scoreboards 30 KVA <br />Miscellaneous 20 KVA <br />Total 530 KVA <br />155 KVA <br />10 KVA <br />30 KVA <br />125 KVA <br />150 KVA <br />ELECTRICAL GENERAL <br />Lighting in the office, toilets. lobby, storage and equipment rooms will be T-8 <br />fluorescent with energy saving ballasts, specification grade. Columbia or <br />equal Lighting in the multipurpose room will be a combination of fluores­ <br />cent fixtures and dimmer controlled incandescent downlights. Lighting over <br />the ice sheet will be metal halide. E.xit signs and emergency egress lighung <br />will be battery powered. Lighting throughout the facility will be locally <br />switched. Lighting in the playing area will be controlled through lighUng <br />contractors. Exterior lighting will be photocell controlled. <br />Orono Ice Arena <br />BASIC MATERIALS <br />POWER DISTRIBUTION <br />SYSTEM <br />LIGHTING SYSTEM <br />TRA/HSB/KA