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RTB.e

DC UPS 50-1000 A 3ph

Industrial, heavy duty Rectifier Battery Charger with full galvanic insulation. Designed to supply critical DC loads with stabilized continuous supply, in the Oil & Gas, Petrochemical, Power & Utilities applications.

  • Input Rectifier transformer for AC/DC galvanic separation.
  • Power conversion bridge with natural cooling, for the maximum reliability and reduced maintenance.
  • High personalization grade, thanks to the modular layout.
  • 16 Bit microcontroller control, digital control panel with history of alarms, full set of communications options.
  • The product firmware, can be fully customized as for the customer request, adding easily any features required. Borri has the capability to made any modification internally, reducing at the minimum the time and cost required.
  • The product layout, allow to the final user the possibility of an easy and fast maintenance. All the components are well disposed inside the unit, and the panels can be installed against the walls.
  • The product can be easily added to any existing project, thanks to the experience and know how of Borri engineering team. The customer will be supported from our technical department, along the entire cycle of the project.
  • The product include an advanced user interface, and powerful tools for troubleshooting and monitoring. All the basic and advanced operations, will be done using simply the user interface of front panel.
  • SCR rectifier, overvoltage, undervoltage protection for reliable operation in all mains conditions.
  • Soft-Start for start-up overcurrent limitation.
  • Standard configuration for cost-effective, short lead time solutions.
  • Easy integration with external devices like Explosion Proof enclosure, Distribution Panels, Dropper Diodes, DC/DC Stabilizers.
  • Comprehensive set of communication ports, like RS232 / USB / RS485 available as standard, for total remote monitoring.
  • Support vented/sealed lead acid batteries and vented/gas recombination NiCd batteries.
  • Adjustable manual and automatic charging mode for maximum flexibility on operation.
  • High-Speed last generation microcontroller, for best-in-class performance and reliability.
  • High personalization grade of the internal layout and user interface.
  • Active parallel configuration via CANBUS connection.

Tech Specs

RTB.e DC 50-1000 A 3-phase UPS

Rating (A) 50 100 150 200 300 400 500 600 800 1000

Input

Nominal voltage 400 Vac 3-phase ±10%
Frequency 50/60 Hz ±5%
Input THDi 27% 6p, 12% 12p, 6% THD filter +12p

Output

Nominal voltage 24/48/110/220 Vdc
Frequency 50/60 Hz
Operating voltage Floating: 2.27 (VRLA), 2.2÷2.3 (VLA), 1.4÷1.5 (Ni-Cd) V/cell adjustable
Boost: 2.4÷2.45 (VLA), 1.5÷1.65 (Ni-Cd) V/cell adjustable
Equalizing: up to 2.35 (VRLA), up to 2.7 (VLA), up to 1.7 (Ni-Cd) V/cell adjustable
Static voltage regulation ±1%
Voltage ripple ≤1%
Overload capacity <120% for 20 min; <150% for 2 min; >150% for 20 s
Charging characteristic IU (according to DIN 41773), I1I2U, U1U2I

System and environmental

Isolation Input/output
Dimensions WxD (mm) Height is 2100 mm, width and depth vary with output rated current and voltage (see the table below)
Rating 50 100 150 200 300 400 500 600 800 1000
Output voltage 24 Vdc 600x800 600x800 600x800 600x800 600x800 800x800 800x800 800x800 800x800 1000x800
48 Vdc 600x800 600x800 600x800 600x800 800x800 800x800 800x800 1000x800 1000x800 1000x800
110 Vdc 600x800 600x800 600x800 600x800 800x800 800x800 1000x800 1000x800 1000x1000 1000x1000
220 Vdc 600x800 600x800 800x800 800x800 800x800 1000x800 1200x1000 1000x800 1000x1000 1000x1000
Maximum weight (kg) 330 460 550 630 750 870 970 1050 1350 1500
Cooling Natural Forced ventilation
Efficiency 93%
Colour RAL 7035
Protection degree (IEC 60529) IP20 (other options)
Operating temperature -10 °C ÷ +40 °C
Storage temperature -20 °C ÷ +70 °C
Altitude <2000 m (derating according to EN 62040-3)
Audible noise at 1 meter (dBA) <65÷70
Options Associated battery cabinets; associated distribution panels and dropping cells or DC/DC chopper converters;
built-in battery breaker; external battery breakers in standard or Eex-d battery protection box; battery thermal probe;
block diode or electronic load sharing for parallel; earth fault alarm; fan monitoring and alarm.

User Interface

Front panel LCD display, LED mimic, keyboard. Customisable status and alarms LED set
Connectivity SPDT contact relay card
Optional: RS232 serial port, RS485 Modbus-RTU serial ports, ModBus to PROFIBUS DP adapter,
Ethernet SNMP/WEB adapter, remote monitoring software, up to 2 additional SPDT contact relay cards
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