Greencisco Industrial Co., Ltd.
Modular battery chargers and DC power systems
Widely used for 15MW-60MW power plants,10KV-500KV power substations,national grid.
Application:
Widely used for 15MW-60MW power plants,10KV-500KV power substations,national grid,thermal power plant,hydropower station,telecom,railway,financial industry,military,oil and gas, substations for circuit breaker closing,two loop control,signal, protection,remote communication,electric power, petroleum,chemical,metallurgy,machinery,papermaking,coal,building materials,textile,wine,ect.
Features:
With high efficiency,high power density, high reliability,intelligent control,small size and light weight
With intelligent high frequency switching mode rectifier modules are adopted
With 48V,110V,125V,220V variety of options, which has all standard RS485 communication interface and several communication protocols.
The charging modules can work in parallel, N+1 hot swappable, high current share capability, flexible configuration
Intelligent monitoring function, LCD display, audible and visual alarm, perfect records function
With phase lack protection,delay protection when AC input switch and ensure soft start of charging module
Intelligent battery management and service, monitor terminal voltage, charging and dischaging current, test and record discharge capacity
With temperature compensation function, efficiency upto 95%
AC input voltage: 220VAC/1phase, 208VAC/220VAC/380VAC/400VAC/415VAC/460VAC/480VAC/3phases/40Hz to 70Hz
Output current from 10A to 600A, battery capacity range from 10AH to 3000AH, VRLA batteries and nickel cadmium batteries,ect
Insulation resistance is 20M ohm; Insulation strength of 2.5KVAC for 1minute;
Altitude less than 2000M, earthquake intensity less than 7
Modular design, with N+1 redundancy function, hot swappable,current sharing;Size:800x600x2260mm
Specification:

Model

GRDW-220D5B

GRDW-220D10B

GRDW-220D10C

GRDW-220D20B

AC input

 

Voltage

220VAC±15%/1phase or 220/380/400/415/460VAC/3Phases

Frequency

40Hz-70Hz

Efficiency

>94%

Power factor

>0.93

DC output voltage

208/220/230/240VDC

Voltage range

190-300VDC

176-300VDC

Current

0-5A

0-10A

0-20A

Power(W)

1430W

2860W

2860W

5720W

Soft-start time

3-8s

Current accuracy

±1%

Ripple

±0.5%

Voltage accuracy

±0.5%

Current sharing

±3% (Current sharing imbalance for modules in parallel)

Communication

RS485/Modbus

Noise

50db

Cooling

Natural cooling with radiator

Temperature

(-)10 to 40

Storage temperature

(-)40 to 60

Altitude

2000M

Protection

Input overvoltage,undervoltage,output overvoltage,undervoltge,overtemperature,reverse connection,
phase failure,short circuit,shutdown without output,self recoverable

Current limit

Output current will be fixed when it reaches setting value,
it won exceed setting value,setting value can be changed

Insulation resistance

Input/output to chassis,inputto output>10MΩ

Dielectric strength

Impose 2000VAC between input/output chassis for 1min,
no breakdown or flashover

Module size
(HxWxD)mm

218x116x260

263x139x325

255x154x400

Module weight(KGS)

4.5

8

9

16

Charger size
(WxDxH)mm

800x600x2260

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