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Table 2 Fault record dataset

From: Exploring best-matched embedding model and classifier for charging-pile fault diagnosis

Label

Fault category

Fault description*

0

Installation error fault

The customer said that he had asked the power supply staff to check the problem, and the staff said that the charging-pile installation personnel connected the ground wire wrong and please deal with it

1

Charging-pile mechanical fault

The customer found that when charging yesterday, the charging gun was hot, the car's charging port was hot, and the switch was hot. Power supply to charging pile about 5 m

2

Charging-pile program fault

The customer complained that there was something wrong with the display time of charging orders of individual piles. Now the time of charging orders is displayed on January 1, 2020

3

User personal fault

The indicator light of the charging pile is not on. This pile is transferred to the customer by others

4

Signal fault (offline)

The customer reported that the personal order pile failed to charge, and the yellow light was steady

5

Pile compatibility fault

The customer reported that the charging could not be started, the charging timeout occurred, the charging stopped, the background check was offline, and the field signal was excellent

6

Charging platform fault

After logging in to the mobile APP, the customer could not find the orderly pile and his orderly charging pile

7

Other faults

The circuit breaker leak protection trip of the upper section of the charging pile has been installed for three or four months

  1. *The fault description we preprocessed is recorded in Chinese, not English