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ESD series 3KVA online single phase UPS

ESD series 3KVA online single phase UPS
  • Model NoDD3K
  • Size480*260*430(W*H*D mm)
  • Operating temperature-20~40℃



● Single / single-phase models with on-line double convesion technology

● DSP (Digital Signal Processors) technology
● Suitable for all kinds of loads (resistive, inductive and non-linear loads etc)
● High overload capability (up to 150%)
● Bypass dual DSP control design to enhance more reliability
● Redundant & parallelable with advanced parallel current-sharing control technology,Optional N+X redundancy parallel up to 8 units
● Cold start and mains start function.
● High charging capability
● Standard configuration with output isolation transformer
● Superior protection (surgers, short-circuit, overvoltages, undervoltages, overcharge, reverse connection protection etc)
● Advanced communications (RS232 and USB ports (standard), SNMP, dry contacts and RS485 (options)

● Other options (parallel kits, input isolation transformer, bypass isolation transformer and harmonic)




model DD3K
Norminal capacity(KW) 3/2.4
battery voltage 48VDC/96VDC
Charge current 6A~20A(adjustable)
Input voltage 220V±25%
Input Frequency 50/60Hz±10%
Output voltage 220V±1%
frequency Synchronized with utility in mains mode,50/60Hz±1% in battery mode
Waveform Pure Sine Wave
Total harmonic distortion Linear load<3%;non-linear load<5%
Crest factor 3:1
Protection Short-circuit,overload,overvoltage,undervoltage,low battery,overtemperature,fan fault
Inverter overload capability 125%,10min;150%,1min
Transfer time 0ms
Operating temperature -20~40
Relative humidity 0~90%
Running high(maximum) <1000(each additional 100 meters power fell 1% to a maximum 4,000 meters)
Cooling Forced ventilation
Noise ≤45DB(Distance 1m)
Size 480*260*430(W*H*D mm)


Hits:  UpdateTime:2020-09-28 16:19:56  【Printing】  【Close

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