DC POWER SUPPLIES (DC-PSU)
DC POWER SUPPLIES ARE „ALL IN ONE“ SOLUTION TYPE FOR WIDE DC VOLTAGE RANGE 24VDC, 48VDC, 60VDC, 110VDC, 125VDC AND 220VDC IN MODERN MODULAR AND THYRISTORS (SCR) TECHNOLOGIES. RECTIFIERS WE HAVE DEAL HAVE SINGLE PHASE AC-220/230V AND THREE PHASE AC-380/400V MAINS SUPPLY AS INPUT AND DIFFERENT DC VOLTAGE OUTPUTS. RECTIFIERS ARE IN USE FOR DC POWER SUPPLY OF DIFFERENT TYPE OF LOADS AND BATTERY CHARGING OF DIFFERENT BATTERY TYPES: VRLA/ AGM, LFP, PB, OPZV ETC. TOTAL OUTPUT POWER REACHES THE VALUE UP TO 100KW. DC RECTIFIERS ARE INSIDE 19INC 5U/7U/12U RACK CHASSIS, STANDALONE CABINETS OR AS OEM-2U/19INC SINGLE MODULE SYSTEMS. ALL PARAMETERS AND MEASUREMENTS ARE UNDER LOCAL AND REMOTE MONITORING AND CONTROLL, BASED ON TCP/IP OR MODBUS TYPE OF CONTROLL UNITS.
SWITCH MODE- RECTIFIERS/ SINGLE MODULE DC-PSU
– Available in 12V, 24V, 48V, 60V, 110VDC, 125V and 220V nominal outputs
– Up to 97% efficiency with input power factor corrected
– 2 kW modules available DC output power rating
– Natural convection cooling, MTBF 1.800 000h @ 25C, Telcordia SR-332
– Battery charger or standalone power supply capability
– Hot swappable modules providing rapid change out
– High power factor sinusoidal input current, SOFT-START generator input feature
– Built in alarms and indicator functions
– High efficiency and power density
– Remote MODBUS, IP and SNMP-based monitoring and control
– Power Shelves and Controllers available
MODELS:
MODULAR DC UPS/BAT CHARGERS - INDUSTRIAL DC-PSU
– Industrial switch mode power range of DC systems, up to 24kW in 2kW steps
– Outputs 24, 48, 60, 110, 125, 220 VDC
– Up to 97% efficiency, high input power factor
– Low distortion sinusoidal input current
– Convection cooling – no fans
– Compact and power dense solution
– Hot plug/ swap rectifier modules
– Ease of maintenance and operation
– Redundancy with N+N rectifier modules
– Flexible and expandable modular power system
– IP/SNMP + I/O controller, local and remote
12 x relays, IP, Modbus, IEC61850, RS-232
3Ph/400V THYRISTORS BAT CHARGER- SCR DC-PSU
– 24V, 48, 60V, 110V, 125V, 220V, 240 or 400VDC nominal
– From 10A to 1500A DC outputs
– Constant voltage, current limited output
– LCD/ LED indication of status and metering
– Compatible with lead acid, Pb, NiCd or LiFePO4 batteries
– Mains input MCCB with contactor
– Mains transformer with separate windings
– Smoothing chokes and CAP bank to reduce ripple
– Custom alarm and monitoring configuration options
– Control unit with digital set point setting
– Three pahase 12-Pulse bridge charger control
1Ph/ 230V THYRISTORS BAT CHARGERS - SCR DC-PSU
– AC input voltage 230V +15% -15% 1-phase 47-63Hz
230V +15% -15% 3-phase with neutral 47-63Hz
– Power factor PF Better than 0.99
– Cos phi Better than 0.99
– DC output voltage Nominal 12V, 24V, 48V, 110V and 220V
– DC output current (Imax) 12V(35A), 24V(120A), 48V(60A), 110V(30A), 220V(10A)
– Load and line regulation Better than +/- 0.05 %
– Output current limit 102% of nominal current
– Constant voltage l/U according to DIN 41773
– Efficiency Better than 85%
– Ripple Better than 0.05% RMS
– Emission According to EN 50 081-1 and EN 50 081-2 (1993)
– Immunity According to EN 50 082-1 and EN 50 082-2 (1993)
– EMC According to EN 61000-3-2
– RFI / EMI According to EN 55022 B and CISPER 22 B
– Harmonized standard According to EN 60742 and EN 60950
– Cabinet IP 40
The constant voltage rectifier is primary switched, and is delivered fully equipped including a microprocessor controlled alarm. This charger type is specially designed for charging and maintenance charging of Lead acid batteries of the open vented or valve regulated type and NiCd- batteries. The rectifier is primary switched with high frequency (160 kHz), which gives high efficiency (> 85%), excellent load and line regulation, small dimensions and low weigh.
SPECIAL PERFORMANCE OEM/ INDUSTRIAL DC UPS DC -PSU
DC UPS- Power Supply Unit for Telecom/ ICT/ GSM-G4/G5 industry. Embedded with 50Ah
lithium battery (LFP) backup. Safety features and protection functions against issues with
voltage, current, circuit, temperature. Extensive monitoring and controlling capabilities.
Key features
– All features of switching mode power supply
– Integrated molding with die-cast aluminum in IP65 chassis
– Flexible and convenient pole/wall installation
– 50Ah li-ion battery backup, expandable
– Remote monitoring through RS485
– Input Voltage Range 100 – 240 VAC
– Input Frequency Range 45 – 65 HZ
– SPD (AC Input Port) 20 kA, 8/20 μs
– Max. Input Current 20 A
– Standard Output Voltage 56.4 VDC
– Max. Output Voltage 58 VDC (adjustable)
– SPD (DC Output Port) 10 kA (8/20 μs)
– Output Power 3000 W
– Number of Current Outputs 4*40 A
– Efficiency Peak value >96%
– Load Regulation ≤ ±1%
– Cross Regulation ≤ ±1%
– Battery Rated capacity 50 Ah (Lithium iron phosphate)
– Max. Discharge current 50 A
– Voltage Range 56.4 – 43 VDC
– Max. Configuration 3 power units connected in parallel, 4 batteries connected in parallel per power unit.
