API Std 670 (R2022)

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Machinery Protection Systems, Fifth Edition

American Petroleum Institute , 11/01/2014

Pages: 244

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API Std 670 (R2022) PDF

This standard covers the minimum requirements for a machinery protection system (MPS) measuring radial shaft vibration, casing vibration, shaft axial position, shaft rotational speed, piston rod drop, phase reference, overspeed, surge detection, and critical machinery temperatures (such as bearing metal and motor windings). It covers requirements for hardware (transducer and monitor systems), installation, documentation, and testing.