OPUS C 7U Modular Battery Charger

Modular & Convection Cooled DC UPS

OPUS C DC power systems are robust, free convection cooled, N+1 redundant backup power solutions for critical infrastructure applications such as transmission and distribution substations, process industries and telecommunications.The OPUS C 7U 19″ rack-mount power system are configured to customer specifications utilizing OPUS C standard building blocks consisting of the MRC series rectifiers, VIDI+ controllers, mains and battery connections, and a wide selection of load distribution options. OPUS C systems are available in 24, 48, 60, 110, 125 and 220 VDC standard output variants and have a max output power of 4.8 kW (3.3 kW for 24 VDC models).

The systems meet IEC 60950-1 safety standards and the following EMC standards: Emissions: IEC/EN 61000-6-4, Immunity: IEC/EN 61000-6-2, Harmonics: IEC/EN 61000-3-2, and Voltage Fluctuations & Flicker: IEC/EN 61000-3-3.

Case Study

Modular & Redundant Battery Chargers for Six Electrical Substations In Bangladesh

Features of CAB 716 

  • 48VDC Dual 3.2kW battery charger in a 45U 600mm W x 600mm D cabinet
  • Two 230VAC Mains Input Connections
  • Float Voltage of 56.8VDC configured for NiCd batteries
  • Single DC Distribution with 10 x 10A 2P load breakers with Auxiliary switches
  • Configured for redundancy by two +P95 blocking diodes
  •  Two 100A 2P Battery MCB’s, one for each battery
  • Temperature sensor with temperature compensation
  • A Low Voltage Disconnect set at 40VDC for each charger
  • End customer: Power grid company in Bangladesh
  • MODBUS
  • SNMP

SERIES TABLE

Model Power Out Max (kW) Input Voltage (VAC) Output Voltage Range (VDC) Output Current Max (A)
OPUS C 110 4.8 R 7U F 4.8 180 – 275 97 – 132 72
OPUS C 220 4.8 R 7U F 4.8 180 – 275 189 – 265 36
OPUS C 24 3.3 R 7U F 3.3 180 – 275 21 – 31 229
OPUS C 48 4.8 R 7U F 4.8 180 – 275 42 – 58 164
OPUS C 60 4.8 R 7U F 4.8 180 – 275 51 – 72 134

SPECIFICATIONS TABLE

AC-connection 3W + N + PE
Nominal voltage 230 / 400 VAC
Range, full 180 – 275 VAC
Range, reduced 140 – 180 VAC
Frequency 45 to 65 Hz
Internal protection 16 A MCB / rectifier module
Mains terminal Terminal blocks 10 mm2
Cooling Natural convection
Protection IP 20
Option IP21
Controller user interface Display and local control in front panel
Distribution and Connections Behind front panel
Colour Frame RAL 7012
Dimensions, rack mounting Height 311 mm
Width 438 mm
Depth 451 mm
Dimensions, Wall mounting + IP21 Height 350 mm
Width 482 mm
Depth 503 mm
Operating temperature -20°C … +45°C
Humidity max 95% relative humidity, non-condensing
Altitude max 2000 m above sea level
Safety IEC/EN 60950-1
EMC Emissions: IEC/EN 61000-6-4
Immunity: IEC/EN 61000-6-2 Harmonic currents IEC/EN 61000-3-2 Voltage fluctuation & flicker:
IEC/EN 61000-3-3

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