High Frequency 3/1 Phase Pure Sine Wave 20kVA Tower UPS

• Customization: Available
• Phase: Three Phase
• Type: On-line
• Model NO.: 31DPH20K-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
• Input Frequency Range: 46~54Hz or 56~64Hz
• Line-Bat Transfer: 0ms
• Power Factor: ≥0.99 100% Load
• Transport Package: Standard Exporting Packing
• Specification: 575*190*318mm
• Trademark: Daopulse
• Origin: Guangzhou, China-Mainland
• HS Code: 8504402000
• Production Capacity: 500000 Pieces/Year

Product Description

High Frequency 3/1 Phase Pure Sine Wave 20kVA tower UPS

Main Features
· Double conversion topology technology, pure sine wave output.
· Advanced DSP digital control technology.
· Environmental Friendly and energy saving, as the input power factor, is up to 0.99.
· Wide input voltage and frequency range,400VAC(three phase with the ground), 46~54Hz or 56~64Hz.
· 0ms Line-Bat transfer, ensure the safety and reliability of load. 
· ECO mode optional, reduce the  UPS power consumption. 
· Low audible noise (below ≤60dB), will not affect your daily life. 
Product Details

Specifications

Model	31 10K		31 15K		31 20K
Phase	Three phase in /Single phase out
Input
Rate capacity	10KVA/8KW		15KVA/12KW		20KVA/16KW
Rate voltage	400VAC(three phase with ground)
Turn on the voltage range	190-520VAC(three phase)  ≤50% load
	305-520VAC(three phase)  ≤100% load
Frequency range	46~54Hz or 56~64Hz
Output
Rate voltage	220/230/240VAC
Voltage regulation	±1%
Line mode frequency	46~54Hz or 56~64Hz
Bat mode frequency	50Hz or 60Hz
Voltage harmonic	≤3%   R load;       ≤5%   RCD load
Crest ration	3:01
Line-Bat transfer	0ms
INV-Bypass transfer	0ms
Over load	105%±5%<load≤125%±5%:1min;125%±5%< load ≤150%±5%:30s;load>150%±5%:300ms;   ( transfer to bypass and alarm)
Efficiency
Line mode	> 91%
Bat mode	> 91%
Battery
Number	16 or 20
Charger voltage	218.4VDC/273VDC
Charge current (stand)	1A/2A/4A adjustable, default 1A
Charge current(long)	1A/2A/4A adjustable, default 4A
Size(length*width*height)and weight
Stand UPS(mm)	442*190*688			575*190*688
Weight(kg)	66/76	68/78		80(only 20 BAT)
Longtime UPS(mm)	442*190*318			575*190*318
Weight(kg)	15	16		19
Environment
Work temperature	0ºC~40ºC
Work humidity	20%~95%
Audible noise	≤60dB
Communication	RS-232/USB/SNMP card