India
FEATURES
True online double conversion design
IGBT inverter and output isolation transformer
Accurate synchronized utility system
Static bypass, allows system to be bypassed for maintenance operations
Allow 100% unbalance load
Double DSP control
3x2 redundancy logic power design
Wide input voltage range
DC cold start function
Full protection function (short circuit, overload, over temperature, low battery etc)
Intelligent RS232/RS485 and dry connection interface, and flexible net project for monitoring via SNMP adapter (option)
Intelligent battery monitor system - MMBM (option)
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Nominal capacity KVA |
10KVA |
20KVA |
30KVA |
40KVA |
60KVA |
80KVA |
100KVA |
120KVA |
160KVA |
300KVA |
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Work principle |
Pure sine wave on line |
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Phase |
3phase+N+G |
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Input power factor |
>0.8>0.95 |
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Rectifier |
Nominal input voltage |
220/380VAC、230/400VAC、240/415VAC |
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Range |
±25% |
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Nominal input frequency |
50Hz±10% 60Hz±10% |
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Output ripple |
< 2% |
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Soft start |
0–100% 5sec |
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Charge |
Charge mode |
constant current to constant voltage, with temp compensation; with Auto change |
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Float Voltage |
432VDC |
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Boost Voltage |
464VDC |
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Temperature compensation voltage |
3mV/ 1 pcs |
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Charge current |
10% of rated capacity of the battery |
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Battery |
Battery Type |
maintenance-free lead acid battery |
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Battery capacity |
7-200AH settable (according to the capacity) |
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Battery number |
Nominal voltage 384VDC |
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Inverter |
Phase |
Three phase+N |
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Capacity |
Rated capacity ×0.8 |
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Nominal voltage |
220/380VAC 230/400VAC 240/415VAC |
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Output voltage stability |
±1%( Stable load); ±3%( fluctuant load) |
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Output frequency stability |
50Hz - ±0. 5% |
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Creast factor |
> 3:1 |
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Output waveform distortion |
Sine wave ,linear load<3%;non-linear load<5% |
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Dynamic characteristics |
Instant voltage<±5%(from 0 to100% ), Instant recover time<10mS |
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Unbalanced load voltage |
±5% |
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Overload Protection |
200% |
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Efficiency |
95% |
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Bypass |
Phase |
Three phase +N |
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Nominal voltage |
220/380VAC 230/400VAC 240/415VAC |
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Transfer time |
<1mS( static switch with 0 transfer time ) |
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Protection |
Input protection |
Input voltage/frequency over limited ;wrong phase; lack phase |
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Output protection |
Battery low instead factor |
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Battery protection |
Over charge ; over-discharge protection |
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Temperature protection |
Ambient over temperature protection; inverter over temperature protection |
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Hardware failure protection |
Assistant power abnormal, breaker cut off ,breaker overload, power components over current/over voltage etc. |
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System Parameters |
Working environment |
Temp: 0 40, relative humidity 30%90 %;( a 1% decrease against 100 meters’ rise. Altitude 4000m MAX) |
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cooling –down method |
COMPULSIVE VENTILATION(with temperature control) |
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Communication Interface |
RS232, RS485; optional SNMP card (for internet long distance monitor ) |
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Redundancy function |
In series or N+1 parallel(Optional) |
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Noise dB |
48~55 |
55~60 |
60~65 |
65~70 |
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