Steam Specifications and Requirements
General Requirements
We have general requirements for all steam applications, including distributed generation plants with heat recovery steam generators. It is essential that specific information relative to each installation be obtained directly from our Steam Distribution Engineering Department.
We also have general requirements for customers using our steam service or planning to interconnect Combined Heat and Power facilities to our Steam Distribution System.
General Requirements for Steam Service (S-11965) Including CHP Interconnect
Specific Engineering Specifications
The following documents describe specific requirements for customer installation of a high pressure steam meter station and associated equipment.
Customer’s Installation of Steam Trap for 200 psig Service (EO-9352- B)
Customer’s Installation of Dresser Coupling Sleeve for Steam Service Sizes 1” to 12” EO-9380-C
Installation of Customer Inside Service Valve for 200 psi Service (EO-10296- B)
Typical Assembly and Installation of Vortex Flow Meter (S- 588)
Typical Piping Installation of Single Vortex Steam Meter (1” to 4”) (S- 589)
Typical Piping Installation of Two Vortex Steam Meters (1” to 4”) for Segregated Loads (S-590)
Typical Wiring Diagram for Two Segregated Vortex Steam Meters (S-619)
Typical Wiring Diagram for Two Vortex Steam Meters with One Motorized Ball Valve(S-631)
Typical Wiring Diagram for Three Vortex Steam Meters with Two Motorized Ball Valves (S-624)
Gasket Material For Use on the Steam Distribution System (S-9051)
Thermal Insulation Requirements for Steam Meter Stations (S-9021)