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Total-Energo LLC provides professional repair and maintenance services for INVT HT31 Series Tower Online UPS. This series is known for its high reliability, stable operation, and a wide range of power ratings—from 1 to 10 kVA. Thanks to innovative online double-conversion technology, HT31 UPS units are used in offices, industrial facilities, medical institutions, and telecommunications centers. We perform repairs of any complexity, guaranteeing high quality and prompt service.
Repair Work Procedure
Our specialists perform repair work according to the following plan:
- Diagnostics — comprehensive inspection of the device, reading event logs, checking the parameters of the inverter, rectifier, cooling system, and battery unit;
- Preparation of a defect report — documentation of identified malfunctions with a determination of necessary measures and components;
- Supply of spare parts — ordering of original or manufacturer-recommended components if they are not in stock;
- Equipment cleaning — removal of dust and contaminants from contacts, fans, and control boards;
- Repair work — replacement or restoration of faulty electronic modules, testing of boards, fans, and the battery pack;
- Commissioning — configuration, testing in various modes (online, bypass, standalone), verification of output parameters;
- Final testing — simulation of real-world load, stability and efficiency checks, system performance adjustments;
- Documentation — signing the work completion report and providing a technical report to the customer.
In the case of complex repairs, work is performed at the service center of Total-Energo LLC, equipped with modern diagnostic and testing equipment.
Battery maintenance
INVT HT31 UPS units are equipped with AGM or GEL batteries. We provide the following services:
- Battery testing — monitoring of voltage, resistance, capacity, and physical condition of the batteries;
- Battery replacement — installation of original or recommended batteries;
- Battery pack upgrade — replacement with LiFePO4 is possible upon customer request, offering significant advantages;
Advantages of lithium iron phosphate (LiFePO4) batteries over AGM and GEL:
- Longer service life — up to 10–15 years, over 4,000 charge-discharge cycles;
- Higher energy density — smaller size and weight;
- Improved safety — no risk of leakage or thermal runaway;
- Stable voltage under load;
- Intelligent protection system (BMS) for battery monitoring and management.
Service support
Total-Energo LLC provides a full range of services for the INVT HT31 UPS, including:
- Regular preventive inspections — cleaning, checking contacts and fans;
- Testing of operating modes — online, bypass, standalone;
- Software updates as needed;
- Consultations on operation and system optimization;
- Rapid response to emergencies with priority service.
Signing a service agreement
For corporate clients, we offer a service agreement for the INVT HT31 UPS, which provides:
- Scheduled service visits according to a schedule;
- Priority troubleshooting in case of emergencies;
- Warranty on spare parts and batteries;
- Regular battery replacement and preventive maintenance;
- A personalized approach and flexible terms of cooperation.
The INVT HT31 Tower Online UPS is a reliable and technologically advanced solution that requires a professional approach to repair and maintenance. Total-Energo LLC ensures the quality and longevity of your uninterruptible power supplies.