Punjab PSEB Matric NSQF Automotive (EV Service Assistant) case studies
Punjab PSEB Matric NSQF Automotive (EV Service Assistant) · Put your knowledge to work in context.
The Punjab School Education Board (PSEB) Matric NSQF Automotive (EV Service Assistant) is a Class 10 vocational qualification under the National Skills Qualifications Framework, delivered through PSEB-affiliated schools offering the automotive sector strand. It suits students who want a school-leaving credential plus entry-level, job-ready skills in electric vehicle servicing rather than a purely academic route. The Punjab PSEB Matric NSQF Automotive (EV Service Assistant) case studies are 5 cases and about 3,499 words.
1Damaged Orange Cable on a Returned E-Scooter
At a busy workshop in Ludhiana, a 48 V, 1.5 kWh e-scooter is towed in after a low-speed fall. The orange cable running from the battery pack to the controller is partly crushed, and bright copper is visible through a split in the insulation.
726 words, about 4 min2Range Drop and an Early Charger Cut-Off
A three-year-old 60 V e-rickshaw used for school transport has covered about 28,000 km. Its owner reports that range has fallen from about 90 km to 45 km and that the charger now switches to green after only 40 minutes, although the dashboard shows 100%.
731 words, about 4 min3Home Charging Fault in a First-Floor Flat
A customer who bought a 48 V, 2.5 kWh removable-battery e-scooter charges it at a public charging point without trouble, but at home the charger LED flickers and the scooter often refuses to charge. He lives on the first floor and runs a 10 m extension reel from a 15 A three-pin socket in the kitchen to the charger on the balcony.
676 words, about 3 min4Intermittent Power Cut on a Loaded E-Rickshaw
A 60 V, 1.2 kW BLDC e-rickshaw with about 3,500 km on the odometer loses power after 8–10 minutes of climbing a loaded route, then recovers after standing for two minutes. The controller LED blinks four times, but the workshop has no error-code chart for this generic controller.
696 words, about 3 min5Lead-Acid to Lithium Conversion and Battery Waste
The owner of a small roadside workshop wants to expand into “EV conversion.” A customer brings a 48 V lead-acid e-rickshaw (four 12 V, 100 Ah batteries) and asks for a cheap lithium upgrade before a festival. He has bought an online “48 V, 60 Ah” Li-ion pack with an XT90 connector, no BMS data sheet, no visible certification, and a charger labelled 67.2 V, 10 A.
670 words, about 3 min