API SPEC 11P

Detail information

Designation: API SPEC 11P

Publication date: 01/08/2025

Pages: 314

Country: American technical standard

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Anotation

This standard covers the minimum requirements for packaged reciprocating compressors for oil and gas production services. Compressors covered by this standard are horizontal separable balanced opposed reciprocating compressors suitable for direct coupling to a prime mover. These compressors have pressurized crankcase lubrication; crossheads; and double-acting, steeple, or tandem cylinders with injected lubrication. Packages covered by this standard include the compressor; coupling; spark-ignited, natural-gas-fueled internal combustion engine or two-bearing electric motor prime mover; process and auxiliary coolers; process piping; pressure vessels; and auxiliary systems mounted on a fabricated steel base. Packages may also include control panels, isolation valves, and capacity control systems. The standard defines responsibilities for manufacturers of compressors, prime movers, and other components; packagers who select components, design and fabricate packages; and purchasers who define site and operational requirements as well as applicability of other specifications. See more