2026-09-21 · KeXinMaterials Editorial Team

IEC 62196 + IEC 61851 + ISO 15118 EV Charging Family Protective Case B2B Guide

IEC 62196 (EV conductive charging connector), IEC 61851 (EV conductive charging system), and ISO 15118 (EV digital communication + V2G) are the three primary EV charging standards. Covers Type 1 / Type 2 / Type 3 connector standards + Mode 1-4 charging modes + Level 1-3 charging levels + Plug + Charge + V2G + bidirectional charging. Required for any B2B protective case containing EV + PHEV + EVSE + charging cable + connector + V2G components. Below is the 2026 B2B procurement guide covering scope, editions, connector types, charging modes, V2G communication, cybersecurity, and protective case requirements.

IEC 62196 EV Conductive Charging Connector

IEC 62196 "Plugs, socket-outlets, vehicle connectors and vehicle inlets - Conductive charging of electric vehicles". Type 1 + Type 2 + Type 3 + Type 4 connectors.

IEC 62196: "Plugs, socket-outlets, vehicle connectors and vehicle inlets - Conductive charging of electric vehicles". Edition 2 (2022 + amendments). Replaces Edition 1 (2014). Currently active Edition 2.

IEC 62196 series: Part 1 (General requirements) + Part 2 (AC pin + contact-tube accessories) + Part 3 (DC + AC/DC pin + contact-tube accessories).

IEC 62196-1:2014 + Amd 1:2024: "Part 1: General requirements". Edition 2. General requirements for conductive charging of electric vehicles.

IEC 62196-2:2016 + Amd 1:2024: "Part 2: AC pin and contact-tube accessories". Edition 1 with amendments. Defines Type 1 + Type 2 + Type 3 connectors for AC charging.

IEC 62196-3:2014 + Amd 1:2024: "Part 3: DC and AC/DC pin and contact-tube accessories". Edition 1 with amendments. Defines Type 4 connector for DC charging + combined AC/DC.

Connector Type 1 (J1772 SAE): AC single-phase. SAE J1772 compatible. 250 V AC + 32 A + 5 pins (L1 + L2/N + PE + CP + PP). Common in US + Japan. Tesla uses proprietary connector in US + Type 2 in EU.

Connector Type 2 (IEC 62196-2): AC single-phase + three-phase. 480 V AC + 63 A (3-phase) / 70 A (1-phase) + 7 pins (L1 + L2 + L3 + N + PE + CP + PP). Common in EU + global.

Connector Type 3: AC single-phase + three-phase. 480 V AC + 63 A + proprietary. Less common. Mandated in Italy historically + UK.

Connector Type 4 (CCS Combo): DC high-power. 1000 V DC + 200 A / 400 A + 600 A + 2 large DC pins + AC pins + CP + PP. Combined Charging System (CCS2 / Combo 2). Common in EU + US (CCS1) + global.

SAE J1772 (2009 / 2017): "SAE Surface Vehicle Recommended Practice - SAE Electric Vehicle and Plug-in Hybrid Electric Vehicle Conductive Charge Coupler". US standard for AC Level 1 + Level 2 + DC Level 1.

SAE J1772 AC Level 1: 120 V AC + 16 A + 1.92 kW max. Standard US 120V outlet. Common residential.

SAE J1772 AC Level 2: 240 V AC + 80 A (US) + 19.2 kW max. Common residential + commercial.

SAE J3400 / NACS (North American Charging Standard): Per Tesla. Adopted December 2022 by SAE. Replaces Tesla proprietary connector. Standard connector for North American market.

CHAdeMO (2010): Per CHAdeMO Association. DC fast charging. Up to 1000 V DC + 400 A + 400 kW max. Common in Japan + global. Versions 1.0 + 2.0 + V2X (V2G).

GB/T 20234 (2015 + 2023): Chinese GB/T standard. DC charging connector up to 1000 V DC + 250 A. Common in China + some Asian markets.

Megawatt Charging System (MCS): Per SAE J300. CharIN. High-power DC charging for trucks + heavy-duty vehicles. Up to 1250 V DC + 3000 A + 3750 kW max. MCS connector designed for future high-power EV.

Common EV connectors global: Type 1 (J1772 US/Japan) + Type 2 (EU/global) + Type 4 (CCS2 EU/US via CCS1) + CHAdeMO (Japan) + GB/T (China) + NACS (North America 2023+) + MCS (trucks 2024+).

B2B relevance: For B2B protective cases containing EV charging cables + connectors + EVSE + V2G components, IEC 62196 compliance + Type 1/2/3/4 / NACS / MCS + market-specific approval is procurement requirement.

IEC 61851 EV Conductive Charging System

IEC 61851 "Electric vehicle conductive charging system". Mode 1-4 + Level 1-3 + EVSE + safety + control pilot + plug + charge.

IEC 61851: "Electric vehicle conductive charging system". Edition 3 (2017 + Amd 1:2024). Replaces Edition 2 (2010). Currently active Edition 3.

IEC 61851 series: Part 1 (General requirements) + Part 21-23 (AC charging) + Part 31-35 (DC charging) + Part 24 (Wireless charging) + Part 25 (Pantograph).

IEC 61851-1:2017 + Amd 1:2024: "Part 1: General requirements". Edition 2. General requirements for conductive charging.

IEC 61851-21:2001 + Amd 1:2023: "Part 21-1: Electric vehicle on-board charger EMC requirements".

IEC 61851-22:2001: "Part 22-1: AC electric vehicle charging station EMC requirements".

IEC 61851-23:2014 + Amd 1:2023: "Part 23-1: DC electric vehicle charging station". DC charging station requirements.

IEC 61851-24:2014 + Amd 1:2023: "Part 24-1: Digital communication between a d.c. EV charging station and an electric vehicle". DC charging digital communication.

IEC 61851-31:2014 + Amd 1:2024: "Part 31-1: Specific requirements for AC charging. EV supply equipment with safety functions".

IEC 61851-32:2014 + Amd 1:2024: "Part 32-1: Specific requirements for AC charging. EV supply equipment with integrated free-standing (or wall-mounted) LVDC supply".

IEC 61851-33:2014 + Amd 1:2024: "Part 33-1: Specific requirements for AC charging. EV supply equipment with integrated AC/DC conversion (AC charging stations)".

IEC 61851-34:2014 + Amd 1:2023: "Part 34-1: Specific requirements for AC charging. EV supply equipment with integrated LVDC / AC conversion (battery chargers for EV)".

IEC 61851-35:2014 + Amd 1:2023: "Part 35-1: Specific requirements for AC charging. EV supply equipment with integrated LVDC / AC conversion (vehicle-side wireless power transfer)".

IEC 61851-40:2024: "Part 40-1: Electric vehicle wireless power transfer (WPT) systems + General requirements". Wireless EV charging.

IEC 61851-41:2014 + Amd 1:2024: "Part 41-1: Pantograph + ground-based DC systems for heavy-duty vehicles + EV supply equipment for megawatt charging". Megawatt charging systems for trucks.

Charging Mode 1 per IEC 61851-1: Slow AC charging. Standard outlet (Schuko + NEMA). Up to 16 A + 250 V AC + 4 kW. No control pilot. Legacy. Limited new installations.

Charging Mode 2 per IEC 61851-1: Slow AC charging. Standard outlet (Schuko + NEMA) + in-cable control + protection device (IC-CPD). Up to 32 A + 250 V AC + 7 kW. Control pilot in cable.

Charging Mode 3 per IEC 61851-1: AC charging via dedicated EVSE (Electric Vehicle Supply Equipment). Control pilot + protective earth. Up to 63 A + 480 V AC + 43 kW. Common residential + commercial.

Charging Mode 4 per IEC 61851-1: DC charging via dedicated DC EVSE. DC fast charging. Up to 1000 V DC + 400 A + 350 kW+ per CCS. Public + commercial.

Charging Level 1 per IEC 61851-1 + SAE J1772: 120 V AC + 16 A + 1.92 kW. US residential.

Charging Level 2 per IEC 61851-1 + SAE J1772: 240 V AC + 80 A + 19.2 kW. US residential + commercial.

Charging Level 3 per IEC 61851-1: DC fast charging. 480 V DC + 100 A+ + 50 kW+. Public commercial + highway.

Control Pilot (CP) per IEC 61851-1: Communication between EV + EVSE. Determines charging state + max current + proximity detection + pilot signal levels.

Proximity Pilot (PP) per IEC 62196-2: Mechanical detection of connector position + lock state. Prevents driving away while connected.

B2B relevance: For B2B EV charging infrastructure cases, IEC 61851 compliance per Mode + Level + market-specific approval is procurement requirement for residential + commercial + public charging.

ISO 15118 EV Digital Communication + V2G

ISO 15118 "Road vehicles - Vehicle to grid communication interface". Plug + Charge + V2G + bidirectional charging + PnC + EIM.

ISO 15118: "Road vehicles - Vehicle to grid communication interface". Edition 2 (2024 in progress). Edition 1 (2014 + Amd 1:2015 + Amd 2:2020). Currently active Edition 1 + Edition 2 in development.

ISO 15118-1:2019: "Part 1: General information and use case definition". Edition 2. General + use cases.

ISO 15118-2:2014: "Part 2: Network and application protocol requirements". Edition 1. OSI layer + TCP/IP + IPv6 + TLS + HTTP.

ISO 15118-3:2015: "Part 3: Physical and data link layer requirements". Edition 1. Power Line Communication (PLC) over Control Pilot per HomePlug Green PHY.

ISO 15118-4:2015: "Part 4: Network and application protocol conformance test". Edition 1.

ISO 15118-5:2018: "Part 5: Physical layer and data link layer conformance test". Edition 1.

ISO 15118-8:2020: "Part 8: Physical layer and data link layer requirements for wireless communication". Edition 1. Wireless V2G using Wi-Fi + Bluetooth + NFC.

ISO 15118-20:2022: "Part 20: 2nd generation network and application protocol requirements". Edition 2 in development. Higher-level communication + V2G + smart charging + wireless + multi-protocol support.

Plug + Charge (PnC) per ISO 15118: Automatic authentication + authorization + billing. EV + EVSE exchange digital certificates + identify EV + identify contract + start charging. No card / app / auth needed.

PnC ecosystem: EV certificate + EVSE certificate + EV + EVSE + backend (eMSP / CSO / Hubject / Greenlots / Driivz / ABB + Siemens + Schneider + Tesla).

External Identification Means (EIM) per ISO 15118: Alternative to PnC. EV user uses RFID card + smartphone app + credit card + ISO 15118-20 ID to authenticate + start charging.

Bidirectional charging per ISO 15118: Vehicle-to-Grid (V2G) + Vehicle-to-Home (V2H) + Vehicle-to-Load (V2L) + Vehicle-to-Everything (V2X). EV battery provides power back to grid / home / load.

V2G benefits: Grid services (frequency regulation + spinning reserve + load leveling) + demand response + energy arbitrage + backup power + renewable integration.

V2G business models: Aggregator + VPP (Virtual Power Plant) + DSO + TSO. V2G revenue per kWh. Cost per V2G charger. Tesla Powerwall + Ford F-150 Lightning + Nissan Leaf + Hyundai IONIQ 5 + BYD + NIO support V2G.

V2G communication per ISO 15118-20: Setpoint scheduling + grid services + scheduling + negotiation + schedule dispatch. IEC 61850 for grid integration.

Smart charging per ISO 15118: Schedule negotiation between EV + EVSE + grid. Renewable energy integration + peak shaving + load shifting + TOU optimization.

Cybersecurity per ISO 15118: TLS 1.3 + X.509 certificates + ISO 15118-20 adds PQC (Post-Quantum Cryptography) + OCPP 2.0.1 + IEC 62443 for EVSE. Plug + Charge relies on secure certificate exchange.

UN R155 (Cyber Security Management System): UN regulation for automotive cybersecurity. Applies to EV + EVSE + charging infrastructure + V2G.

B2B relevance: For B2B EV charging infrastructure cases with PnC + V2G + bidirectional charging, ISO 15118 compliance + PnC certificates + cybersecurity + UN R155 is procurement requirement.

EV Charging Ecosystem + OCPP + Cybersecurity + B2B

OCPP 2.0.1 + IEC 62443 + UN R155 + EV charging ecosystem + procurement + cost + market entry.

OCPP (Open Charge Point Protocol): Open protocol for communication between EVSE + central management system. Per Open Charge Alliance (OCA). OCPP 1.6 + OCPP 2.0 + OCPP 2.0.1 (currently latest).

OCPP 2.0.1 (2024): Adds smart charging + ISO 15118 PnC + improved cybersecurity + transaction handling + display information + firmware management + diagnostics.

OCPP + ISO 15118: PnC interoperability. EVSE + EV communicate per OCPP for charging station management + per ISO 15118 for EV-side communication.

IEC 62196 + IEC 61851 + ISO 15118 + OCPP: Four standard ecosystem. IEC 62196 (connector) + IEC 61851 (system) + ISO 15118 (communication) + OCPP (network protocol).

EV charging ecosystem: EV + EVSE + Backend (CSO / eMSP) + Roaming Hub (Hubject / Greenlots / Driivz / Stellantis / IONITY) + Grid Operator + Charging Network Operator + Aggregator + VPP.

Charging Network Operators (CNO) globally: Tesla Supercharger + ChargePoint + EVgo + Electrify America + IONITY + Allego + Fastned + GreenWay + Stellantis Free2Move + NIO Power Swap + Xpeng + BYD + CCS1/CCS2/CHAdeMO/GB-T/NACS operators.

EVSE manufacturers globally: ABB + Siemens + Schneider Electric + Alfen + Wallbox + Tritium + Tesla + ChargePoint + Delta + Eaton + Enphase + Signet + Schneider + Phoenix Contact + Hubbell + Leviton.

IEC 61851-23 (CD equivalent for DC): Per IEC 61851-23. DC charging station requirements + safety + control pilot + communication.

IEC 62196 + IEC 61851-1: Required for EVSE in EU + global. EN IEC 61851-1 in EU. UKCA + UL + cCSAus + CCC + PSE + RCM in other markets.

IEC 62443 for EVSE cybersecurity: Per IEC 62443-4-2. EVSE is IACS component. SL 1-4 per IEC 62443-3-3. Required for critical infrastructure EV charging.

UN R155 for automotive cybersecurity: Required for EV. Extends to EVSE + V2G. CSMS (Cyber Security Management System) certification + ISO 21434 + ISO 15118.

Common B2B mistakes: (1) Missing IEC 62196-2 + IEC 61851-1 + ISO 15118 per region. (2) Missing OCPP 2.0.1 + ISO 15118 PnC. (3) Missing IEC 62443 cybersecurity for EVSE. (4) Missing UN R155 for EV. (5) Missing PnC certificates + EVSE certificates. (6) Missing UN R155 CSMS.

B2B procurement workflow: (1) Identify EVSE + market + applicable standards (IEC 62196 + IEC 61851 + ISO 15118 + OCPP + IEC 62443 + UN R155). (2) Specify connector Type per IEC 62196-2/3. (3) Specify charging Mode + Level per IEC 61851. (4) Specify ISO 15118 PnC + EIM + V2G. (5) Specify OCPP 2.0.1. (6) Specify IEC 62443 cybersecurity. (7) Specify UN R155 CSMS for EV.

Cost: IEC 62196 testing EUR 5-15K per type. IEC 61851 EUR 10-30K per type. ISO 15118 EUR 30-80K per EVSE. OCPP 2.0.1 certification EUR 5-15K per EVSE. IEC 62443 SL 2 EUR 30-80K per EVSE. UN R155 CSMS EUR 100-300K. Total EUR 200-500K per EVSE for global compliance.

Geographic requirements: EU CE + IEC 62196 + IEC 61851 + ISO 15118 + EN 50672. UKCA + UK Approved Body. US UL 2202 + UL 2251 + UL 2594 + NACS / CCS1 / CHAdeMO + NEVI compliance. China CCC + GB/T 20234 + GB/T 27930. Japan PSE + J1772 / CHAdeMO.

B2B recommendation: For B2B EV charging case, require IEC 62196 + IEC 61851 + ISO 15118 + OCPP 2.0.1 + IEC 62443 + UN R155 + market-specific approval (CE + UKCA + UL + CCC + PSE) + connector Type per IEC 62196 + charging Mode per IEC 61851 + PnC + EIM + V2G.

FAQ

Related Articles

• Iatf 16949 Automotive Qms Protective Case B2B Guide
• Iso 26262 Automotive Asil Adas Ev Protective Case B2B Guide
• Iec 62368 1 It Av Ict Hazard Based Safety Engineering Deep Dive Protective Case B2B Guide
• Iec 62443 Industrial Cybersecurity Protective Case B2B Guide