10-60KVA Uninterruptible Power Supply,STD33 Series On-Line Low
Frequency Best UPS for Power Saving 380V 50Hz
We are Manufacturer which specialized in Servo Voltage Stabilizer,
Uninterruptible Power Supply (UPS), Active Power Filter, etc for
nearly 40 years.
And be vendor of Mitsubishi Elevator in East Africa, GE, Emerson.
True on-line static bypass technology, to provide strong overload
and fault protection device.
Internal manual maintenance bypass, further improve the reliability
of continuous operation of the load.
Optimized battery performance
Intelligent battery management function(ABM)
Automatically convert to constant-current constant-voltage charging
Can parallel 8 units UPS
Parallel UPS units can share a battery pack;
Non-fixed master/slave parallel
- Reliable,filtered,stabilized and regulated pure sine wave output
with filters for atmospheric disturbance suppression.
- IGBT based converter and inverter control technology. True online,
double conversion topology.
- Fully dingital controlled,armed with several DSP,MCU,CPLD,can
parallel up to 8 units for redundancy or capacity.
- Low loss high efficiency up to 94% in on-line mode and up to 97% in
- Low harmonic pollution to power grid:input power PF > 0.99 and
input THDI < 6%(Typical)
- Output power factor 0.9, brings 12.5% more power than traditional
- Generator is supported and 1.2 rated power is enough.
- Graphic and colourful touch-screen LCD.
- PV input is supported and battery stutus is well kept.
- Intelligent self diagnosis,mass memory to record operation log.
- It can be configured as a frequency converter(fiexed 50 or 60Hz)
- Build-in various communication connector (RS232,Rs485, AS400,EPO
- Easy to maintain(Fornt access)
- Surge suppressor protection.
- Intelligent fan speed control.
- On–line UPS
- DSP system
- IGBT technology
- CPU control 20KHz
- SPWM modulation
- Larger LCD display
- Double conversion