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China Ningbo Ningshing International Inc. is a group company mainly specializing in integrates R&D, Manufacturing and brand distributing as a whole. Ningbo Ningshing International Inc. is committed to further developing R&D and production capacity, actively promoting brand value of the existing brand in a bid to offer excellent products, power supply unit, power supply units as well as satisfactory service to our clients all over the world. Now the main business scope covers electronics & electrical appliance; equipment & technical service.NINGSHING Having built up scientific corporate management system. Our strategic create international well-known brand; to be the leader in the line; and to make utmost devotion to thesociety. We own a team of experienced exporting staff who offer R&D of new products, power supply unit, power supply units, quality control, and after sale services. |
ST UPS (INTELLIGENT ON-LINE)
| •Intelligent double conversion,true on-line UPS |
| •MCU control and intelligent operation |
| •IGBT technology and SPWM technique |
| •2×20character dot-matrix LCD display |
| •Cold start capability |
| •Output isolated transformer |
| •Standard true RS232 communication port |
| •Short circuit protecction |
| •Auto matic static bypass switch |
| •Offer standard and longer battery runtime &link with generator |
| •Offer A.T.S hot standby redundancy capability |
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| SPECIFICATION |
| Model |
ST02 |
ST03 |
ST05 |
ST06 |
ST10 |
ST15 |
ST20 |
| Rated capacity |
2KVA/1.6KW |
3KVA/2.4KW |
5KVA/4KW |
6KVA/4.8KW |
10KVA/8KW |
15KVA/12KW |
20KVA/16KW |
| UPS Input |
Voltage |
220V±15%-23% |
| Frequency |
50Hz±5% |
| Phase |
1P2W+G |
| UPS Output |
Power factor |
0.8 Nominal |
| Voltage |
220V±(1%-5%)Adjustable |
| Voltage regulation |
Steady state ±1% |
| Dymamic±3% Deviation 100% load step |
| Frequency regulation |
±0.5% |
| Frequency slew rate |
<1Hz/s |
| Transient condition |
±3% for 100% instantaneous load variation |
| Harmonic disortion |
Less than3% at full linear load |
| Overload capacity |
120%～150% For 25 seconds |
| Wave from |
Pure sine wave |
| Efficiency |
AC to AC |
>85% |
| Transfer time |
Mains fail or recover |
Zero |
| to bypass or bypass to inverter |
Uninterrupted transfer at full load |
| DC input |
DC voltage range |
165VDC～275VDC |
| Display |
LED |
Procedure display:AC,inverter,battery,bypass,fault |
| LCD |
2×20 character display:model,Input(Output)voltage,current,frequency,battery voltage,load,inside temperatrue,auto-survey,communication window,etc. |
| Audible alarm |
Battery discharge |
sounding every 4 seconds after mians fails,sounding once every second as battery approaches final discharge |
| Fault |
Continuous |
| Protection |
Surge |
According with class IEEE527,FCC class A |
| Physical |
Audible noise |
<55dB (at one meter) |
| Operation temperature |
0～40℃ |
| Relative humidity |
10～90% Non-condensing |
| Size W×D×H |
250×580×440 |
265×615×720 |
410×850×1010 |
| Weight |
50 |
55 |
63 |
65 |
95 |
150 |
190 |
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