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Total-Energo LLCprovides professional services for repairing Riello UPS Multi Sentry series uninterruptible power supplies — reliable three-phase online UPSs with double conversion, designed for mission-critical facilities such as data centers, telecommunications hubs, industrial enterprises, and medical institutions. The Multi Sentry series includes models with capacities ranging from 10 to 200 kVA, featuring high efficiency (up to 96%), advanced monitoring capabilities, and optimized energy consumption.
Specialists at Total-Energo LLC perform repairs of any complexity, including full diagnostics, replacement of power components, updating of electronic boards, configuration of interfaces, and modernization of power supply systems in accordance with the latest safety and reliability standards.
Repair Work Procedure
- Preliminary diagnostics — analysis of input/output power parameters, the condition of inverters, bypass, and the charging module;
- Battery condition assessment — measurement of voltage, capacity, internal resistance, detection of degradation or imbalance;
- Preparation of a defect report — description of malfunctions, agreement with the customer on the scope of work and repair cost;
- Supply of original components — power electronics modules, control boards, filtration elements, fans;
- Preventive maintenance — dust removal, replacement of thermal paste and worn cooling system components;
- Restoration of operational capability — installation of new components, firmware updates, system calibration;
- Commissioning and debugging — testing the UPS in all modes: mains, battery, bypass;
- Load testing — simulation of emergency events, verification of system reliability;
- Preparation of work completion reports — reporting, recommendations for further operation.
If complex malfunctions are detected, repairs are performed at the service facility of Total-Energo LLC with full quality control and bench testing.
Battery replacement
Multi Sentry UPS maintenance includes professional battery replacement in compliance with all technical requirements:
- Installation of lead-acid batteries (AGM, GEL) in accordance with Riello UPS specifications;
- Upgrade to LiFePO4 (lithium iron phosphate) batteries with the following advantages:
- Service life — up to 12 years (over 6,000 cycles);
- Higher safety and thermal stability, no risk of thermal runaway;
- Compact design and weight reduction of up to 40%;
- Full integration with BMS monitoring systems;
- Improved performance in frequent charge/discharge cycle modes.
- Selection of battery solutions based on individual criteria: runtime, dimensions, operating conditions.
Service support
- Scheduled maintenance — routine inspections, replacement of worn components, verification of communication and security systems;
- Rapid response — emergency dispatch of a specialist within 24 hours to any region of Ukraine;
- SNMP and Modbus configuration — real-time monitoring of UPS operating parameters;
- Staff training — instruction on basic maintenance and monitoring of the power supply system;
- Service documentation — inspection reports, recommendations, work reports, service history.
Service contract
Total-Energo LLC offers customers the opportunity to sign a service contract for the Riello UPS Multi Sentry under the following terms:
- Guaranteed technical support throughout the entire equipment lifecycle;
- Regular preventive maintenance according to an individual schedule;
- Priority supply of spare parts and consumables;
- 24/7 system support under SLA contracts;
- A complete set of reporting documentation for internal and external control.
Riello UPS Multi Sentry — stability, scalability, and energy efficiency for the most critical tasks. Engaging Total-Energo LLC for repair and maintenance ensures the reliability of your power equipment, the preservation of critical data, and the uninterrupted operation of your business.