DALTON UPS U10 SERIES​

High Frequency UPS​

Dalton U10 Smart online UPS 

 Single phase pure sinewave UPS

 1KVA – 10kVA

Dalton U10 Series incorporating double-converter technology 

with single-phase input and single-phase output. It offers the 

high quality power supply with the greatest degree of availability

and reliability. The UPS is compact and convenient for users, 

especially for the basic equipment in some areas such as: finance, 

communication, government, traffic, manufacture, education and so on.

– Online UPS Design 0.9 PF

– Pure Sine Wave

– Transformer less UPS Technology

– Optional SNMP Communication Port

– Cold Start Function

Specifications

Model U10
1K
U10
1KS
U10
2K
U10
2KS
U10
3K
U10
3KS
U10
6K
U10
6KS
U10
10K
U10
10KS
Rating 1KVA/900W 2KVA/1800W 3KVA/2700W 6KVA/5.4KW 10KVA/9KW
Input Input system Single phase & earth ground
Voltage range (90±5)VAC~ (300±5)VAC (120±5)VAC~ (274±5)VAC
Power factor ≥0.99
Voltage range of bypass (80±5)VAC~ (286±5)VAC (default: 80VAC~264VAC Could be adjusted by software) (60±5)VAC~ (300±5)VAC (default: 80VAC~264VAC Could be adjusted by software)
Output Output system Single phase & earth ground
Rated voltage 200V/208V/220V/230V/240V
Power factor 0.9
Voltage precision ±2% ±1%
Voltage distortion ≤ 3% at linear load ≤ 2% at linear load
Output waveform Pure Sine Wave
Output frequency Normal mode 1.The output frequency synchronizes with the input frequency when the input frequency is in the range of 46Hz~ 54Hz.
Battery mode 2.The output frequency is 50Hz when the input frequency is not in the range of 46Hz~ 54Hz.

3.Can be set as 60Hz.
Efficiency 85% >90%
Inverter overload capacity

(Utility power, 25Co)
100% ± 5% < Load ≤ 105% ± 5% Overload warning only

105% ± 5% < Load < 125% ± 5% 10s transfer to bypass

Load > 125% ± 5%, 300ms transfer to bypass
Transfer time 0ms (Normal mode←→ Battery mode)
<4ms (Normal mode←→Bypass mode)
Crest factor 3:1
DISPLAY/ INTERFACE LCD Display AC/ DC voltages; kVA/ kW; Frequency; Temperature; Battery & load level
LED Status Indicator Utility power; Battery discharge; Inverter On
External Communication RS232 / RJ11 / Optional Intelligent Slot
Control 3 control push button for POWER ON / POWER OFF / FUNCTION KEY
Communication software Windows XP/ 2003 and later version; Linux; Unix
Optional SNMP Card/ USB Card/ Dry Contact AS400 Card/ CMC Card/ RS485 Card/ EMD Monitoring Device
Battery Batteries voltage 36VDC 72VDC 96VDC 240VDC 240VDC 240VDC 240VDC
Battery Type Sealed maintenance-free lead –acid battery
Backup Time (25Co) Full load ≥ 5min (Standard)
Battery quantity 3 None 6 None 8 None 20 None 20 None
Charge current 1A 6.5A 1A 5.5A 1A 5.5A 1A 5.5A 1A 5.5A
L*W*H (mm) 350×144×230 425×190×328 425×190×328 533x260x560 425x190x328 533x260x560 533x260x501
Weight (kg) 11.5 6 22.5 10 27.5 11 55 12.5 62 21