SLC TWIN RT3 4-10 kVA
Salicru’s SLC TWIN RT3 series of uninterruptible power supplies (UPS) ranges from 4 to 10 kVA and offers excellent electrical protection performance for critical server environments. Although the devices are designed to be incorporated into rack cabinets, they include all of the accessories and can be adapted for use in tower format. The models with a rating of 4 kVA and over include a power strip that can be rack-mounted or attached to the body of the UPS if the vertical format is chosen. This strip (also known as a power distribution unit or PDU) maximises the device’s electrical connectivity and enables the rapid connection/disconnection of the loads that are to be protected.
Users interact directly with the device via a dot matrix display that highlights important information by placing it in the centre of the screen, unlike traditional LCD screens.
Reliability, power density and immediacy of information are three of the key features that define the SLC TWIN RT3 series, as they make the biggest contribution to satisfying the demands of today’s users.
Reliability for IT environments
The perfect mode for ensuring productivity in data management. The SLC TWIN RT3 series provides reliable continuity of operation for IT systems, offering protection for server environments, voice and data networks, ERP systems, CRM solutions, document management, and more.
The inclusion of an Ethernet port enables the SLC TWIN RT3 series to be integrated into an IoT environment. Through the cloud, our NIMBUS app and the website, developed wholly within SALICRU’s Connected Software department, users can monitor the status of their devices in full, receive information and alarms, carry out remote battery tests, and much more.
The immediacy offered by the system’s connectivity directly ensures the continuity of the connected loads, and consequently the continuity of the productive activities associated with them.
In terms of hardware, the over-voltage cut-off device (OVCD), fan-block detection system, overheating sensor, overload alarm and external-battery detection system ensure constant automated monitoring of the overall system.
In many cases, the depth of 19” rack-type cabinets is a significant factor. Consequently, when designing the SLC TWIN RT3 range we made sure to reduce its dimensions along the Z axis, while continuing to maintain a front height of 2U x 19” for our UPSs. The result is a range that offers high power density in a format that is just 600 mm deep. The corresponding batteries are supplied in a 3U format whose depth has also been reduced.
The SLC TWIN RT3 series boasts a variety of options for connecting loads. The devices rated 4 kVA and over provide not only two IEC C13 quick-connection outputs and an input/output terminal block, but also a rackable strip with eight additional outputs (6x IEC C13 + 2x IEC C19). The strip comes with safety clips to enable secure fastening of the electrical connectors, and can also be mounted on the side of the UPS using the accessories provided.
The SLC TWIN RT3 devices rated 4-10 kW and over are equipped with two sets of variable-speed fans, in order to optimise thermal conditions inside the device. The front set acts as a pump, while the rear set extracts the air immediately.
The resultant improvement in thermal conditions has a positive impact on the lifespan of the components, while creating a suitable working environment that enables the device to operate at full performance.
The external manual bypass module of this series allows managing connected batteries, handling the UPS without interrupting the power supply, and assigning critical and secondary loads via two programmable output groups. It includes four IEC13 outputs, two IEC19 outputs, and one terminal block output. It can be rack-mounted at the front or rear of the cabinet, with brackets that allow tilting it without disassembly for easy access to the rear connections. It also includes metal brackets for side mounting in tower format.
The SLC TWIN RT3 retains the option to extend its backup through the use of additional battery modules in 3U rack format.
The modules are connected to one another and to the UPS via a solid Anderson aerial connector and an RJ45 cable, offering smart management.
The charging currents and bus voltage are selectable by the user, thereby ensuring maximum adaptation to the backup option chosen. For facilities that require a greater amount of current during the battery charging cycle, Salicru’s B1 range boasts a high-capacity charger while retaining the 2U format of the standard version.
- Input, output and earth terminals.
- RS-232 interface.
- Smart slot for SNMP/potential-free contacts/MODBUS.
- Digital E/S and emergency power-off (EPO).
- Battery module connection.
- Input circuit breaker.
- Parallel port.
- Battery module communication port.
- Auxiliary IEC outputs.
- HDMI port.
- Ethernet port for NIMBUS.
- USB port.
- C20 input to supply the PDU.
- Pilot light.
- Protection reset.
- C13 outputs.
- C19 outputs.














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