TC_018_1_CSMS — Unlock Connector - With Charging Session (Not fixed cable)

TC_018_1_CSMS — Unlock Connector - With Charging Session (Not fixed cable)

Source: OCPP 1.6 — Compliancy Testing Tool — Test Case Document (Trial 2025-06, Draft). System Under Test: Central System, page 136.

Identification

Field	Value
Test case name	Unlock Connector - With Charging Session (Not fixed cable)
Test case Id	TC_018_1_CSMS
System under test	Central System

Description

This scenario is used to unlock a connector of a Charge Point, while a transaction is ongoing.

Purpose

To test if the Central System can handle when the Charge Point unlocks the connector, when requested by the Central System.

Prerequisite(s)

• N/a

Before (Preparations)

Configuration State(s):

• N/a

Memory State(s):

• N/a

Reusable State(s):

• Charging

Scenario Detail(s)

Charge Point (SUT)	Central System (Tool)
2. The Charge Point responds with a UnlockConnector.conf	1. The Central System sends a UnlockConnector.req
3. The Charge Point sends a StatusNotification.req	4. The Central System responds with a StatusNotification.conf
5 The Charge Point sends a StopTransaction.req	6. The Central System responds with a StopTransaction.conf
[EV driver unplugs the cable.]; 7. The Charge Point sends a StatusNotification.req	8. The Central System responds with a StatusNotification.conf

Tool validation(s)

Charge Point side:

Step 2:

(Message: UnlockConnector.conf) status is Unlocked

Step 3:

(Message: StatusNotification.req) status is Finishing

Step 5:

(Message: StopTransaction.req) reason is UnlockCommand

Step 7:

(Message: StatusNotification.req) status is Available

Central System side:

• N/a

Expected result(s) / behaviour

Charge Point side:

• N/a

Central System side:

• N/a