01Overview
Job Purpose
Responsible for testing and validation of inverters, UPS systems, battery packs, chargers and other power-electronic products to ensure compliance with defined specifications, quality requirements and safety standards before release to production/customer.
Key Responsibilities
Perform functional, performance and safety testing of inverters, UPS, battery packs, chargers and related products.
Conduct testing at incoming, in-process, final inspection and PDI stages as applicable.
Verify product parameters against approved specifications, drawings, datasheets and test procedures.
Perform inverter testing including:
Output voltage and frequency
Output waveform / THD
No-load and full-load performance
Efficiency
Charging performance
Changeover time
Overload and short-circuit protection
Battery low/high voltage protection
Thermal performance
Perform LiFePO battery pack testing, including:
Cell voltage verification
Pack voltage and current
Charging/discharging performance
Capacity testing
BMS functionality
Cell balancing
Over-voltage / under-voltage protection
Over-current / short-circuit protection
Temperature protection
SOC/SOH verification where applicable
Conduct load testing and endurance testing as per approved test plans.
Carry out failure analysis and troubleshooting of defective products and identify probable root causes.
Support R&D and Engineering during product development, validation and design modification testing.
Prepare and maintain test reports, inspection records, test data and test certificates.
Maintain proper product traceability and test records.
Ensure testing equipment and test setups are suitable and calibrated.
Identify abnormal test results and initiate NCR / CAPA where required.
Support root-cause analysis, corrective action and verification of effectiveness.
Develop and improve testing procedures, check sheets, test fixtures and work instructions.
Ensure safe handling of high-current batteries, electrical equipment and power-electronic systems during testing.
Support internal and external audits related to product testing and quality.
Coordinate with Production, Quality, R&D, Service and Engineering teams for resolution of testing-related issues.
Technical Skills Required
Good knowledge of inverters, UPS, SMPS, chargers and power-electronic circuits.
Working knowledge of LiFePO battery packs and BMS.
Understanding of electrical measurements and test equipment.
Hands-on experience with:
Digital multimeter
Clamp meter
Oscilloscope
AC/DC power source
Electronic load / resistive load bank
Battery charge/discharge tester
Power analyzer
Insulation resistance tester
Hi-pot / dielectric strength tester
Ability to read schematics, circuit diagrams and technical specifications.
Basic understanding of CAN / RS485 / Modbus is an advantage.
Knowledge of Excel and preparation of technical test reports.
Good troubleshooting and analytical skills.
Preferred Experience
Candidates with experience in inverter, UPS, lithium battery, BMS, solar power systems, chargers or power electronics manufacturing/testing will be preferred.
Compensation: 25,000.00 - 30,000.00 per month
Work Location: In person .
