UPS systems

UPS, UNINTERRUPTIBLE POWER SUPPLY SYSTEMS

Electronics and telecommunications are increasingly present in our daily lives – both personal and professional. The quality of electrical power supply is essential for our work, considering its overall reliability as a key factor for the success of any business. We must approach energy sources with the necessary responsibility, encouraging energy efficiency through energy savings and the use of renewable energy sources.

To ensure the security and reliability of your computer systems, machines and processes, the user needs a quality system for uninterruptible power /UPS/ and a reliable partner to detect the exact solution for each specific situation and the right solution to any problem. A highly qualified and reliable partner in the field of modern UPS technologies is Eurogroup-33 Ltd., offering comprehensive system solutions and services.

Eurogroup-33 Ltd. is the official distributor and service partner in Bulgaria of the leading European UPS manufacturer Salicru, Spain, covering power ranges from 700 VA to over 800 kVA. UPS systems manufactured by Salicru are divided into several series designed to cover a wide range of market needs.

SALICRU is a preferred brand of state institutions leading banks, hospitals, railways, and many private companies and homes.

For more information about SALICRU products, please look at the gallery, or visit our online shop.

Product catalogue SALICRU

SALICRU

SPS NET2 Series – Compact DC UPS systems with lithium-ion batteries.
Long battery life in case of power cuts in networking devices

SPS NET2 is a compact Uninterruptible Power Supply (UPS) system specifically designed to power automated systems, modems and routers (+ ONT) for an extended period of time in the event of a power outage. SPS NET2 not only protects your equipment from fluctuations in the mains power supply, but also gives you peace of mind, knowing that during a power outage you have enough energy stored in a 10,000 mAh lithium-ion battery to keep the devices in your home network connected to the internet, so you can stay in touch with your loved ones, continue a video conference, or watch an episode of your favorite series without consuming data from your 4G/5G plan. SPS NET2 is easy to install and does not require technical knowledge to connect to network devices such as routers, IP cameras, alarms, or home automation systems.


It generates no noise or heat and can be installed in any environment within a home or office.

SPS HOME+ Series – Off-line technology, available with capacities of 400 and 600 VA.

The SPS HOME series is an advanced solution for power protection and management in home and office environments, acting as a lifeline for your essential devices. It is available in three variants (650, 850 and 1000 VA) with a compact design. Each UPS features eight outlets with Line-Interactive technology and provides a constant, clean flow of power during outages or electrical fluctuations. It protects against surges, ensures the safety of connected devices and provides autonomy during loss of main power, allowing activities to continue without interruption.

Compatibility with APFC (Active Power Factor Correction) ensures optimal energy efficiency, while the master-slave function (available only for the 1000 VA model) enables intelligent energy consumption control. Six of the outlets provide pure battery backup power in case of emergency, and all outlets include child protection. LED indicators provide clear and quick system status monitoring, while two USB ports (A and C) allow convenient charging of mobile devices, adding an additional level of functionality. Additionally, a USB HID port (available on the 850 VA and 1000 VA models) enables PC/MAC configuration and shutdown, as well as monitoring software for Windows, Linux and Mac operating systems.

SPS ONE Series – The best protection for home and small offices – Line-Interactive UPS systems from 500 VA to 2000 VA.

The SPS ONE series from Salicru is a compact mini-tower UPS with line-interactive topology, providing battery backup power (with pseudo-sine inverter output) and overload protection. During power outages, SPS ONE units supply energy from the batteries so that computer systems can be properly shut down, preventing data loss and damage to electronic equipment. They include Automatic Voltage Regulation (AVR) to correct minor voltage fluctuations without using the battery, thus extending battery life. AVR is particularly important in areas where voltage fluctuations occur frequently.

The UPS features USB communication with HID protocol, allowing configuration of parameters, UPS management, and computer shutdown or hibernation through the USB port. It is compatible with Windows, Linux and Mac operating systems, and UPS monitoring and management software is available for these systems, allowing automatic closure of files and applications. The software can be downloaded free of charge from the Salicru website.

The SPS ONE series is available with power ratings of 500, 700, 900, 1100, 1500 and 2000 VA.

SPS SOHO+ Series – Secure and stable power supply for IT and office equipment – Line-Interactive UPS from 750 VA to 2250 VA.

The SPS SOHO+ series includes all the necessary features to improve the protection of computer equipment. This series is based on LINE-INTERACTIVE technology, with capacity of 500, 650, 850, 1200, 1600 and 2200 VA, in option with Shuko and IEC outputs. The constant input voltage stabilization helps to lower batteries and achieve maximum autonomy when needed.

For better integration into a protective environment, this series also offers USB communication with full monitoring and control software capable to automatically turn off the system in case of long current interruptions. Also, as standard there is an LCD display with information on input and output voltages, load level, battery charge and status. And in order to have full security, this UPS series also includes DATA / MODEM / ADSL lines filter. All these features help achieve the best value / quality ratio for the UPS SPS SOHO+ series.

SPS ADVANCE T Series – Flexibility in electrical protection – Line-Interactive UPS from 850 VA to 3000 VA.

The SPS ADVANCE T series from Salicru offers optimal levels of efficiency and reliability for all critical devices requiring continuous and stable power supply. The units are designed in a very compact tower format to save space in server rooms and computer facilities. They incorporate line-interactive technology to counteract power fluctuations from the electrical grid and provide pure sine-wave output voltage, ensuring the highest quality power supply for sensitive equipment.


For easier and more convenient operation, the units feature a display that shows all the necessary information about the device and the power supply (input/output voltage, load %, battery %, etc.), as well as a wide range of communication options through a USB interface with HID protocol, monitoring and management software (available for free download) and an integrated smart slot (SNMP).

Their compatibility with APFC (Active Power Factor Correction) should also be noted.

The power range of the SPS ADVANCE T series includes: 850, 1000, 1500, 2000 and 3000 VA.

SPS ADVANCE RT2 Series – Line-Interactive sine-wave UPS systems in Rack/Tower format, with capacities from 800 VA to 3000 VA.

The SPS ADVANCE RT2 series from Salicru is a range of UPS systems incorporating line-interactive technology with pure sine-wave output voltage and a convertible Rack/Tower format, with a height of only 2U for all models. Furthermore, the output power factor of 0.9 and compatibility with APFC loads make it an excellent option for any type of load requiring reliable protection.

In terms of communications, the series features an RS-232/USB interface (compatible with HID protocol) and an intelligent slot where an optional SNMP card, MODBUS or dry contacts can be installed. Software packages are also available for local or virtual monitoring and management of protected equipment.

Other notable features include solutions for extended backup applications (through additional chargers and battery modules), a rotating display, and adapters (pedestal and rack ears) for installation in tower or rack cabinets, as well as programmable outputs (critical/non-critical loads) to extend available backup time.

The power range of the SPS ADVANCE RT2 series includes: 800, 1100, 1500, 2000 and 3000 VA.

SLC TWIN PRO2 Series – Online double-conversion UPS systems from 700 VA to 3000 VA, providing advanced protection for sensitive and critical loads.

The SLC TWIN PRO2 series from Salicru is a range of tower-format UPS systems equipped with online double-conversion technology and the latest features, making it an advanced protection system for sensitive and critical loads. With a high output power factor (PF = 0.9), it ensures compatibility with all types of loads.

Full control is available through status information displayed on the LCD display and keypad, extensive monitoring and communication options via the integrated USB HID interface, an intelligent slot for SNMP cards or relays, and a wide range of available software packages – including a free monitoring version downloadable for Windows, Linux, Unix or Mac, as well as packages available for multi-server or virtualized systems.
For installations requiring longer backup times, extended autonomy can be achieved through additional chargers and external battery modules. Other notable features include Eco mode for improved efficiency, EPO (Emergency Power Off) functionality, operation as a frequency converter, and a built-in battery test.

The SLC TWIN PRO2 series from Salicru is available in capacities of 700, 1000, 1500, 2000 and 3000 VA.

SLC TWIN PRO3 Series – Online IoT UPS with double conversion, from 4 to 10 kVA, with PF = 1, offering robustness, energy efficiency and advanced connectivity for protecting productive environments.

The SLC TWIN PRO3 UPS series from Salicru is the successor to the prestigious SLC TWIN PRO2 family, offering improved functionality and representing a significant technological step forward. The range starts from 4 kVA and includes models of 5, 6, 8 and 10 kVA, as well as specific B1 versions (for extended backup) available in 6 and 10 kVA. The power factor of 1, increased energy efficiency and multiple operating modes provide the SLC TWIN PRO3 with high technical added value.

The power factor of 1, increased energy efficiency, and multiple operating modes provide the SLC TWIN PRO3 with a high level of added value from a technical perspective.

This is the fourth generation of the SLC TWIN series, consolidating the single-phase online double-conversion UPS systems that have been offered on the market for more than 12 years. This latest edition maintains the series’ well-known robustness while adding advanced technology in the form of full connectivity, meeting even the most demanding technological expectations.

Special attention has been given to communication flexibility. The intelligent slot connects directly to Ethernet, USB and RS-232 ports, or a Wi-Fi dongle. This broad connectivity is complemented by the NIMBUS application and web access, offering multiple monitoring and interaction options with connected devices and enabling simultaneous monitoring of all connected SALICRU devices (even from different series).

SLC TWIN RT3 Series – Rack/Tower IoT online double-conversion UPS, from 1000 VA to 10 000 VA, with PF = 1, providing high-performance online protection.

The SLC TWIN RT3 series, with capacities from 1000 VA to 3000 VA, represents the perfect balance between functionality and performance: efficient operation as a double-conversion UPS, optimized battery charging system, high power density, advanced connectivity (with immediate access to information), flexibility offered by multifunction output sockets (identified by color), automatic detection of external battery modules, and a refined design with a floating prism and high-quality finish. In short, Salicru has gone the extra mile considering the critical nature of the systems this series is designed to protect.

As is standard practice with SLC TWIN RT units, they are available in 2U rack format (easily convertible to tower format), with adjustable display and keypad for easy adaptation to installation requirements.

Extended backup requirements are fully supported thanks to additional battery modules and units equipped with an improved 8A charger. Notably, the charger includes a “rest mode”, during which no current is supplied to the batteries, reducing stress and extending their service life.

SLC TWIN RT3 Lion Series – IoT online double-conversion UPS, Rack/Tower format, from 1000 VA to 3000 VA, equipped with lithium-ion batteries, providing uninterrupted power with the latest battery technology.

The SLC TWIN RT3 LION series from Salicru offers the perfect combination of reliability, efficiency and advanced technology in UPS systems (PF = 1). With a flexible design that allows installation as either a tower or rack, the models in this range are suitable for any environment and guarantee maximum protection for critical equipment.

The inclusion of lithium-ion batteries represents a major advancement compared to traditional VRLA lead-acid batteries, offering longer service life, increased safety and charging times up to four times faster. Additionally, power consumption is optimized and maintenance requirements are reduced.

With capacities ranging from 1000 VA to 3000 VA, this series stands out for its operational efficiency, built-in IoT capabilities for intelligent management, advanced connectivity and optimized autonomy.

SLC CUBE3+ Series – Three-phase online double-conversion UPS systems from 7.5 to 200 kVA.

The SLC CUBE3+ series from Salicru is a range of UPS systems incorporating high-performance online double-conversion technology (VFI), ensuring reliable, high-quality power while achieving significant energy and financial savings in terms of installation and operating costs.

Particularly notable is the input power factor (PF = 1) and its extremely low distortion level (THDi below 1.5%), which help reduce installation and operating costs and contribute to improving the quality of the electrical network.

The output power factor (PF = 0.9) also stands out, providing optimal protection for computer systems and very low output harmonic distortion (THDv below 0.5%), allowing it to protect any type of load (inductive, resistive, capacitive or mixed). In addition, the achieved efficiency (up to 95% in online mode and 98.4% in Smart Eco-mode) leads to significant energy savings and reduces air-conditioning requirements.

For a fully optimized solution, the SLC CUBE3+ series offers maximum adaptability (even in the standard model), parallel expansion capability and extensive communication options. Finally, its lightweight design and reduced dimensions allow easy installation while ensuring a minimal footprint.

SLC CUBE4 Series – IoT UPS systems from 7.5 to 80 kVA.
The most advanced continuity protection on the market.

Salicru’s SLC CUBE4 Uninterruptible Power Supplies (UPS) are the most cutting-edge security solution for all critical systems and sensitive loads. They have a Nimbus cloud connection as standard for equipment monitoring and remote management options, incident notification, equipment health monitoring and preventive maintenance.

With three-level on-line technology and quad-core DSP control, they are three-phase input/output systems that offer a range of first-class features, including unity power factor (kVA=kW), very low input distortion (THDI <3%) and performance in excess of 96% in On-line Mode and 99% in Eco Mode. They also boast parallel growth capacity or unlimited redundant security (1).

Across the entire range, the batteries are included in the same cabinet, meaning the floor area occupied is reduced by up to 40%. These systems are compatible with all types of batteries (including lithium-ion) and include the BATT-WATCH battery care system, which increases battery life and availability (for models up to 20 kVA).
(1) for models up to 20 kVA.

Maximum of four devices in parallel.

SLC CUBE4 R Series – IoT UPS systems for rack installation, from 7.5 to 20 kVA, designed for communication cabinets and offering exceptional rackmount performance.

UPS series SLC Cube4 R offers excellent robustness and exceptional features throughout its range. In 19″ format, these compact three-phase online double-conversion UPS systems can easily be integrated into a communication cabinet, such as a small server rack.
In this way they take advantage of a size of the rack’s footprint, avoiding the use of additional surface area for the UPS and its battery cabinets.

With its unique technological architecture, this series achieves high performance both in online mode and eco mode. The last one is with efficiency of over 98%. SLC Cube4 R is available with powers of 7,5kVA to 20KVA, with output power factor 1. A parallel connection of up to 4 units is available, offering the possibility of designing an optimal and economical redundant system.

SLC X-PERT Series – Uninterruptible power supply systems from 80 to 400 kVA. For highly critical energy infrastructures requiring advanced reliability features.

The SLC X-PERT series consists of three-phase units that combine very low total cost of ownership, very high efficiency and a compact design, delivering high-quality uninterrupted power for all critical applications.
The technology incorporated offers one of the highest efficiencies on the market in VFI mode and 100% of expected battery life.

The SLC X-PERT series maximizes the use of available space thanks to its high power density design.
Models from 200 kVA have complete front access, precluding the need for side or rear space, making them easy to maintain and installable side by side, back to back or against a wall. The common battery option further enhances the ability of the SLC X-PERT series to deliver low footprint solutions, freeing space for other equipment.

SLC X-TRA Series: High performance and protection for essential and critical applications – Uninterruptible Power Supply (UPS) systems from 100 to over 800 kVA.

The UPSs of this series are some of the most reliable and high-performance three-phase, uninterruptible power supplies, offering protection and quality power for a wide range of applications. Their operation mode is based on ‘Voltage and Frequency’ Independence/, developed using double conversion technology, with DSP control, which helps to achieve significant savings in own energy costs, while offering maximum protection for connected consumers. This series is designed to ensure the best performance, cover the highest requirements and needs of the user. The SLC X-TRA series has been developed according to the highest environmental requirements.

This UPS series offers capacities ranging from 100 to 800 kVA in a very compact and easy-to-install format. Plus, the reliability of the system can be increased by installing in parallel on several devices, depending on the specific needs.

Applications – guaranteed power for all environments
Data centers – ensures functionality and protects against unwanted losses
IT networks – eliminates service costs caused by interruptions or loss of information.
Financial centers – maintains online operability of financial transactions and operations.
Industrial processes – protects productivity in areas with poor power grids.
Telecommunications – prevents supply failures that can lead to subscriber annoyances.
Infrastructure – protects tools and equipment and ensures proper management of systems.