Product Manual A

ManualsBrandsCummins Power ManualsCommercial GeneratorsCummins Commercial Standby Generator — 60 kW, LP/NG, 277/480 Volts, 3-Phase

100

Appendix A. Fuel Line Selection

Table of Contents

Table 26. Required Information for Determining Fuel Line Size ............................................................. 90

Table 28. NFPA Equivalent Lengths of Pipe Fittings and Valves in Feet (Meters) ................................ 91

Table 30. Natural Gas Schedule 40 Metallic Pipe Sizing in Inches ......................................................... 93

Table 33. Natural Gas Semirigid Copper Tubing Sizing ........................................................................... 94

Table 36. Propane Vapor Schedule 40 Metallic Pipe Sizing .................................................................... 96

Table 39. Propane Vapor Semirigid Copper Tubing Sizing ..................................................................... 98

Table 42. Propane Schedule 40 Iron Pipe Sizing, Liquid Withdrawal (Maximum Capacity of Pipe in

Cubic Feet of Gas per Hour)* ...................................................................................................................... 99

Figure 32. Minimum LPG Tank Size (50% Full) Required to Maintain 5 PSIG at Specific Withdrawal

Rate and Minimum Expected Winter Temperature ................................................................................. 101