Reference profile
- Designation
- API 670
- Title
- Machinery Protection Systems
- Issuing body
- API
- Current edition
- [verify]
- Status
- Library record: published; official standard status [verify].
- Category
- Rotating Equipment
1
Overview
Requirements for machinery protection systems — vibration, position, temperature, and overspeed monitoring.
2
Scope & Applicability
Covers
- Vibration monitoring
- Axial position
- Bearing temperature
- Overspeed detection
- Alarm/trip logic
Does NOT cover (exclusions)
- Exclusions are not documented in this library record. Confirm the official publication, neighbouring codes, the adopted edition, and jurisdictional boundaries before application.
3
Key Requirements
Lifecycle requirements
- Protection system specification
- Vibration probe installation
- Trip setpoint design
4
Technical Details
Requirements for machinery protection systems — vibration, position, temperature, and overspeed monitoring.
Components: Proximity probe, Vibration monitor, Axial position, Temperature, Overspeed detection.
Where to find it in the codeRefer to the official table of contents and the sections cited by the project specification; section numbering can vary by edition.
5
Engineering Notes
- Defines probe types, mounting, and trip logic that protect critical machinery from mechanical failure.
6
Related Standards
7
Source, Edition & Status
- Publisher
- API
- Edition Year
- N/A
- Industries
- Refinery, Petrochemical, Power, Oil & Gas
- Content Status
- published
- Last Reviewed
- 2026-07-01
- Last Updated
- 2026-07-01
- Verified By
- Engineering Reviewer
- Official Link
- N/A
This paraphrased summary is a discovery aid. Do not reproduce or substitute it for the copyrighted official publication or jurisdictional requirements.