Tree Phase in and One Phase out Low Frequency Online UPS 20kVA with Cheap Price

• Customization: Available
• Phase: Three Phase
• Type: On-line
• Model NO.: 31DPL20K-S
• Protection: Overvoltage
• Application: Defence
• Classification: Lighting/Power
• Standby Time: Standard Machine
• Standby UPS: Sine Wave Output UPS
• Output Capacity: Large Type
• Equipment Mode: Centralized Model
• Brand: Daopulse
• Line-Bat Transfer: 0ms
• Power Factor: ≥0.99 100% Load
• Transport Package: Standard Exporting Packing
• Specification: 656*405*817mm
• Trademark: Daopulse
• Origin: Guangzhou, China-Mainland
• HS Code: 8504402000
• Production Capacity: 500000 Pieces/Year

Product Description

Tree Phase In And One Phase Out Low Frequency Online UPS 20KVA With Cheap Price

Main Features
· Double conversion topology technology, pure sine wave output.
· Advanced DSP digital control technology.
· Environmental Friendly and energy saving, as the input Voltage harmonic, is ≤2%   R load,≤5%   RCD load.
· Wide input voltage and frequency range,400VAC(three phase with the ground), Line mode 45~55Hz or 55~65Hz follow.
· 0ms Line-Bat transfer, ensure the safety and reliability of load. 
· ECO mode optional, reduce the  UPS power consumption. 
· Low audible noise (below ≤70dB), will not affect your daily life. 
Product Details

Specifications

Model	31 10K	31 15K	31 20K	31 30K	31 40K
Phase	10KVA/8KW	15KVA/12KW	20KVA/16KW	30KVA/24KW	40KVA/32KW
Input
Rate voltage	400VAC(three phase with ground)
Voltage range	165~280Vac(phase)/285~485Vac(line)
Frequency range	50/60Hz±10%
Output
Rate voltage	220/230/240VAC(single phase) ±1%
Frequency range	Line mode 45~55Hz or 55~65Hz follow; BAT mode 50Hz or 60Hz
Frequency regulation	±1%
Voltage harmonic	≤2%   R load;       ≤5%   RCD load
Crest ration	3:01
Transfer time	0ms
Transient response	0%~100%(R load)≤±5%;20%~100%(RCD load)≤±3%
Transient recovery	0%~100%(RCD load)<60ms recover to 90%
Overload	0%~110% normal;110%~150% 10~1min;load>160%,200ms; (transfer to bypass and alarm)
Output short	60~100ms
Efficiency	≥ 88%			≥ 90%
Grid rectifier
rectifier	6 pulse
Charge voltage	290VDC~435VDC adjustable
Charge current	Default 10A,max 40A
BAT NO.	29/30/31/32 adjustable, default 32
Size(length*width*height)and weight
Size (mm)	656*405*817				950*560*1333
Weight (kg)	118	120	145	193	278
IP grade	IP21
Environment
Temperature/ humidity	0ºC~40ºC;20%~95%
Audible noise	≤ 70dB
Communication	RS-232/USB/SNMP card