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◆MTT series on-line intelligent digital UPS congregates the essence of Baykee technology and entirely broke the bottleneck technology in traditional simulation circuit era. It adopts the digital control technology, of which the core is high-speed MCU and CPLD and takes the sixth generation low-exhaust and big-power IGBT and static switch as power components. Guided by these most advanced technologies in the world, it is really the first class product
◆MTT series UPS also adopt 4 layer PCB and larger power. The capacity can be from 10~400KVA, widely applied in the telecommunication, bank, stock exchange center, transportation, electricity, industry etc.

B) Six technologies crystallization which breaks the profession power limitation

  1. Full digital control system
  2. Advanced digital electric circuit system and super stability

◆Intelligent battery management
MTT series UPS brings in advanced intelligent battery management system. This system will automatically adjust battery charge parameters according the user’s battery configuration, and can achieve battery’s float and boost conversion, temperature compensation and battery charge& discharge management according to the power supply environment.

  1. Provides intelligent detection for whole process.
    The system microprocessor will continuously detect on line all power’s supply working status, breaker status, and all circuits working status. Any failure occurs, the detecting system will immediately alarm to the runner, while synchronously starting-up UPS protection function.
  2. Provides intelligent communication for long-distance monitor

1. RS232 and RS485 interface realizes multi-communication and long distance monitor.
2. The choice SNMP card 100% carries out long distance supervision and network management;
3. The choice dry contact connection, adopting non source contact, efficiently carries out the supervision and control of the UPS status.

  1. High precision SMD technology

MTT series UPS replaces traditionally insert electric circuit processing with high precession SMD technology. This innovation not only save the space but also drastically eliminate the distortion of insert components in traditional UPS circuit. What’s more, it ensures the integrate circuit a safe operation and enhances its reliability & operation precision.
MTT series UPS, widely using SMD technology, is heat-resistant, highly accurate and also has an excellent filter, which greatly improves the whole performance of the UPS. It is more durable and its lifetime is prolonged by 80%.

  1.  Sixth generation IGBT, the high-speed static switch and higher reliability
  2. High-speed switch feature of IGBT; High voltage and large current; adopting voltage drives, only needs little control power. With much lower saturation voltage, the inverter AB working efficiency much higher temperature lower, more reliable.
  3. Ultra-clear interface information processing technology makes communication between human and machine smooth.
  4. It provides humanized big screen LCD in both Chinese and English, intuitive view of intelligent icon status of the flow chat, tabular data, events records and menu operation in both Chinese and English.
  5. It provides clear intuitive view for the LED work state and work flow.

 

  1. Decisive environmental protected and economized technique

According to the scientific life cycle evaluation, the MTT series adopts the touch screen whose anti-aging function is excellent and the Cabinet external appearance which is fluorine carbon craft processed, which is environment protected and durable, It adopts dismountable modularized design which is easy to protect and save the resource, and new type of vortex fan who has a excellent performance of radiation and energy conservation. It introduces NO-circumfluence control circuit which is excellently energy-saving and green commutate and athwart technology which can provide clear energy. Also it brings in advanced digital circuit and high précised SMD technology, which prolongs the UPS’s lifetime by 80%. 

C) Other functions
◆ Superior load
It is completely capable to load from 0-100% while no need to change to bypass, which make sure the output reliable.
◆ Perfect protection.
It has output over/low load protection, Input surge protection, phase sequence protection; battery over charge/discharge protection; short circuit protection; over-temperature protection and so on, as well as alarming function.

  1. High dynamic performance.
    Adopting kinds of feedback control such as instantaneous control method and valid date, it achieves high dynamic adjustment and reduces the output THD.
  2. Phase-to-phase stabilizer Independent phase-to-phase control realizes the control of instant over-loading balance, so as to reach O/P 100% unbalance load.
  3. Optional input harmonic filter and 12 pulse rectifier effectively restrain the input THD; Raise UPS input power factor, reduce the input THD current.
  4. Optional battery detecting module able to test the single parameters, and display on the LCD. If battery failure it will alarm to runner.

◆Characteristic setting
As per user’s own requirement, the UPS operation status can be directly set on the front panel. 3 modes, that is, UPS mode, ECO mode and EPS mode are available.

Model MTT-10K MTT-20K MTT-30K MTT-40K MTT-60K MTT-80K MTT-100K MTT-150 K MTT-200 K MTT-300 K MTT-400 K
Nominal capacity(KVA) 10KVA 20KVA 30KVA 40KVA 60KVA 80KVA 100KVA 150KVA   200KVA   300KVA   400KVA  
Work principle

Pure sine wave  on line
Phase 3phase+N+G

Input power factor >0.8,>0.95
Rectifier Nominal input voltage

220/380VAC、230/400VAC、240/415VAC
Range ±25%
Nominal input frequency

50Hz±10%,60Hz±10%
Output ripple <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

464VDC
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

220/380VAC、230/400VAC、240/415VAC
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<3%;non-linear load<5%
Dynamic characteristics

 Instant voltage<±5%(from 0 to100% ), Instant recover time<10mS
Unbalanced load voltage

<±5%
Overload Protection

125%10 m;150%1S;200%200 ms
efficiency >95%(full load)
Bypass Phase Three phase +N
Nominal  voltage 220/380VAC、230/400VAC、240/415VAC
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 )

Redundancy function

In series or N+1 parallel
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 60-65 65-70
Dimension(W×D×H)mm 430×750×1080 480×895×1200 980×950×1950 1380×950×1950 1600×1150×1950
Weight(Kg) 200 265 310 342 402 560 850 1300 1680   1830   1980  

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