The Kraftwerk-Kennzeichen-System (KKS) is a standardized alphanumeric identification system used worldwide to uniquely label equipment, systems, and structures within power plants. Developed originally in Germany, it ensures consistent communication across engineering, construction, and maintenance disciplines. Core Coding Types
The KKS uses three distinct code types to identify an asset from different perspectives:
Process-Related Code: Identifies systems and equipment based on their function in the mechanical, electrical, or I&C process. kks power plant identification system pdf free
Point of Installation Code: Identifies the specific location of electrical and control devices within installation units like cabinets or panels.
Location Code: Identifies physical locations such as structures, floors, and rooms. The 4-Level Breakdown Structure Mixing Up "Location" vs
KKS Identification System Overview | PDF | Machines - Scribd
Many master’s theses and PhD dissertations on power plant automation include appendices with complete KKS code breakdowns. Search for: "KKS classification system" filetype:pdf on Google Scholar. These academic papers are legally free to read and download. A = Plant systems (e.g.
Because free guides are often simplified, beginners frequently make these errors:
=F for functional or +P for location.=), plus sign (+), and dash (-) are not decorations. They tell software how to parse the code. Without them, your KKS is just random letters.Find a PDF that lists the basic "Anlagen-Schlüssel" (system keys). You need the standard letters:
A = Plant systems (e.g., AA = Water treatment)B = Chemical processesC = Cooling waterK = Coal handlingL = Steam/water cycleM = Electrical equipmentN = Instrumentation and control