Acronym Survival Guide

A quick-reference glossary for the EV charging acronyms you’ll see across my articles.

E-mobility has its fair share of jargon, and it’s easy to lose track of what’s what. This is your Acronym Survival Guide for all the abbreviations you’ll see across my articles.

And trust me, even the engineers who invented half these acronyms occasionally have to look them up.

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• AC: Alternating Current

• ACER: Agency for the Cooperation of Energy Regulators

• CA: Certificate Authority

• CCS: Combined Charging System

• CP: Control Pilot

• CPMS: Charge Point Management System (synonym for CSMS)

• CPO: Charge Point Operator

• CSMS: Charging Station Management System (synonym for CPMS)

• DC: Direct Current

• DCC: Demand Connection Code

• DER: Distributed Energy Resource

• DSO: Distribution System Operator

• ECC: Elliptic Curve Cryptography

• EMAID: E-Mobility Account Identifier

• EVCC: Electric Vehicle Communication Controller

• EVSE: Electric Vehicle Supply Equipment

• FRT: Fault Ride-Through

• LFSM-U(C): Limited Frequency Sensitive Mode – Underfrequency (Control)

• LFSM-O(C): Limited Frequency Sensitive Mode – Overfrequency (Control)

• MO: Mobility Operator (synonym for MSP)

• MSP: Mobility Service Provider

• OBC: On-Board Charger

• OCHP: Open Clearing House Protocol

• OCPI: Open Charge Point Interface

• OCPP: Open Charge Point Protocol

• OCSP: Online Certificate Status Protocol

• OICP: Open InterCharge Protocol

• PKI: Public Key Infrastructure

• PSP: Payment Service Provider

• PLC: Power Line Communication

• RfG: Requirements for Generators

• RoCoF: Rate of Change of Frequency

• SAE: Society of Automotive Engineers

• SECC: Supply Equipment Communication Controller

• VAr: Volt Ampere reactive

• V2G: Vehicle-to-Grid

• V2H: Vehicle-to-Home

• VPP: Virtual Power Plant