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FIGURE PAGE 1 Minimum clearances for services 480 v and below 40 2 Service conductor clearances over roofs 42 3 Typical service attachment provisions 44 4 Typical overhead service mast requirements 45 5 Clearance requirements around grain bins NESC rule 234F 46 5a Clearance for conductors installed over or near swimming areas (reference NESC 234E) 47 6 Grounding requirements 48 7 Allowable service conductor sizes for commercial services 50 8 Underground conduit installation 51 9 Underground conduit installations at risers 52 10 Typical overhead temporary service 54 11 Typical underground temporary service 56 12 Typical overhead residential service 58 13 Typical underground residential service 59 14 Typical underground service meter pedestal 60 15 Typical rural service meter pole 62 16 Discontinued 17 Standby generator provisions 64 18 Metering sequence requirements non-residential installations 65 19 Typical overhead带有独立电表66 20的商业工业服务66 20具有独立仪表67 21典型的地下商业工业服务67 21典型的商业工业工业服务入口计算机，配有安排安装的仪表变压器可维护68 22典型的商业工业工业服务入口仪表仪，带有六个典型的仪式的典型型号的工厂式搭配器70典型的工厂量24 2 24 73
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