KSTAR UB20 2000VA MEMOPOWER ON-LINE TOWER UPS

Model
UB20

Capacity (Va/Watts)
2000VA/1800W

Input
Nominal Voltage
208/ 220/230/240vac(L+N+Pe)

Operating Voltage Range
110~300Vac @(0~60%) Load;120~300Vac @(60~70%)Load,140~300Vac @(70~80%)Load;
160~300Vac @(80~100%)Load

Operating Frequency Range
50hz：45~55hz，60hz： 55-65hz  Auto Sensing

Power Factor
> 0.85@25%Load;>0.95 @50%Load;>0.97@75%Load;>0.99 @ Nominal Voltage& 100%Load

Output  
Output Voltage    
208/220/230/240vac:230vac(Default)

Power Factor    
0.9

Voltage Regulation    
±1%

Frequency
Synchronized Range
45-55hz ±0.02hz@ 50hz, 55-65hz ±0.02hz@60hz

Battery Mode & None Synchronized Range
(50/60±0.02)Hz

Crest Factor    
3:1

Harmonic Distortion (Thdv)
≤3% With Linear Load
≤5% With Non-Linear Load

Wave Form     
Pure Sinewave

Transfer Time    
Utility To Battery : 0ms; Utility To Bypass: 4ms(Typical)

Efficiency
AC Mode
89%

Battery Mode    
86%

Eco Mode    
>94%

Battery
Battery Type    
12V/7AH

Numbers
8

Maximum Charging Current (A)
1.0

Charging Voltage(Vdc)
82.2V±1%

Protect
Over-Voltage(14.7v) /Low-Voltage(10v)

Protection
Overload Capacity
Line Mode
105%-150%, 30s Turn To Bypass Mode ; >150% 300ms Turn To Bypass Mode

Battery Mode    
105%-150%, Exceed 30s Shutdown ;  >150% Exceed 300ms Shutdown

Indicators
Led & Lcd Display
Load/Battery/Input/Output/Operating Mode Information

Alarm
Battery Mode    
Sounding Every 4 Seconds

Battery Low    
Sounding Every Second

Overload
Sounding Every 0.5 Second

Fault    
Continuously Sounding

Management
Smart Rs-232/Usb(Preferential)    
External Modbus Card Supported By Rs232,Software Supports Windows Family,Linus,Freebsd

Intelligent Slot    
Snmp (Standard Or Mini) Independent To Rs-232(Optional)

Environment
Operating Temperature    
0℃～40℃

Humidity Range
0～95% (Non-Condensing)

Altitude
< 1500m

Noise Level    
<50db@ 1meter

Physical
Dimension W×D×H (Mm)    
144×400×215

Net Weight (Kg)    
26.9

Standards
Safety     
IEC/EN62040-1

Emc    
IEC/EN62040-2

Warranty    
1 Year