Brief introduction
MTT series is three phase in and out online UPS, mainly for the IT device, date center, precision Instrument,bank ,Intelligent equipment, Securities electric factory ,traffic, industry and so on.
Main features
Pure sine wave output,true online double conversion
Wide input voltage range
Can be set to ECO mode
With EPO function
Can be with 100% unbalance load
Adopt the fourth layer PCB,and SMD technology
Sixth generation IGBT, much higher efficiency, lowe temperaturer, more reliable
Full protection, overload, over voltage, short circuit, over temperature etc
Cold start
Generator compatible
With RS232 and RS485 standard collocate,
Option SMMP and dry contact connection
Option battery manage function
|
Model
|
MTT-10K
|
MTT-15K
|
MTT-20K
|
MTT-30K
|
MTT-40K
|
MTT-60K
|
|
Nominal capacity KVA
|
10KVA
|
15KVA
|
20KVA
|
30KVA
|
40KVA
|
60KVA
|
|
Work principle
|
Pure sine wave on line
|
|
Phase
|
3phase+N+G
|
|
Input power factor
|
>0.87 (option >0.92)
|
|
Rectifier
|
Nominal input voltage
|
380VAC ,400VAC, 415VAC(option 208VAC,220VAC)
|
|
Range
|
+/-25%
|
|
Nominal input frequency
|
50Hz+/-10% or 60Hz+/-10%
|
|
Output ripple
|
Less than 2%
|
|
Soft start
|
0-100% 5sec
|
|
Charge
|
Charge mode
|
constant current to constant voltage, with temp compensation; with Auto change
|
|
Float Voltage
|
432VDC
|
|
Boost Voltage
|
445VDC
|
|
Temperature compensation voltage
|
3mV/ 1 pcs
|
|
Charge current
|
0.1C（ automatically change follow the batteries ）
|
|
Charge frequency
|
20% of Rated capacity
|
|
Battery
|
Battery Type
|
maintenance-free lead acid battery
|
|
Battery capacity
|
7--999AH settable (according to the capacity)
|
|
Battery number
|
32pcs 12V or 192pcs 2V（Nominal voltage 384VDC）
|
|
Inverter
|
Phase
|
Three phase+N
|
|
Capacity
|
Rated capacity *0.8
|
|
Nominal voltage
|
380VAC, 230/400VAC,240/415VAC(option 208VAC,220VAC)
|
|
Output voltage stability
|
+/-1%( Stable load); +/-3%( fluctuant load)
|
|
Output frequency stability
|
50Hz/60Hz＜+/-0. 5%
|
|
Creast factor
|
> 3：1
|
|
Output waveform distortion
|
Sine wave ,linear load<1%;non-linear load<5%
|
|
Dynamic characteristics
|
Instant voltage<+/-5%(from 0 to100% ), Instant recover time<10mS
|
|
Unbalanced load voltage
|
＜+/-5%
|
|
Overload Protection
|
125%10 min；150%1min；200％ 1s
|
|
efficiency
|
>95％（full load）
|
|
Bypass
|
Phase
|
Three phase +N
|
|
Nominal voltage
|
380VAC, 230/400VAC,240/415VAC(option 208VAC,220VAC)
|
|
Transfer time
|
<1mS( static switch with 0 transfer time )
|
|
Protection
|
Input protection
|
Input voltage/frequency over limited ;wrong phase; lack phase
|
|
Output protection
|
Over current short circuit ; factor low protection
|
|
Battery protection
|
Over charge ; over-discharge protection
|
|
Temperature protection
|
Ambient over temperature protection; inverter over temperature protection
|
|
Hardware failure protection
|
Assistant power abnormal, breaker cut off ,breaker overload, power components over current/over voltage etc protection
|
|
System Parameters
|
Working environment
|
Temp: 0～40, relative humidity 30%～90 %;( a 1% decrease against 100 meters’ rise. Altitude 4000m MAX)
|
|
cooling -down method
|
COMPULSIVE VENTILATION(with temperature control)
|
|
Communication Interface
|
RS232, RS485; optional SNMP card (for internet long distance monitor )
|
|
Anti-surge capacity
|
10/700μS，5KV ；8/20μS，20KA
|
|
Protection level
|
IP21
|
|
Safety Performance
|
Vin-n Vout-n 3000Vac, creepage<3.5mA isolation resistance >3M(500VDC)
|
|
Noise dB
|
48~55
|
55~60
|
|
Dimension（W*D*H）mm
|
430*760*1080
|
480*96*1200
|
|
Weight(Kg)
|
230
|
265
|
310
|
342
|
370
|
430
|
