LINEAR & DIGITAL SYSTEMS (P) LTD.
"THE POWER THAT EMPOWERS"

On line UPS


Product Specification

We deal in Alfa Digital Online UPS systems(3KVA to 10KVA are available in both single-phase version & three-phase version. Employing cutting edge inversion technology using high frequency sine weighted P.W.M.
ALFA SERIES
1phase INPUT 1phase OUTPUT
Input Voltage
230V - 20% + 15%
Frequency
50Hz + 10%
Dc Voltage
180v DC
Output Voltage
220-230 + 1%
Frequency
50Hz + 0.01%
Power Factor
0.7 Lag to Unity
Crest Factor
3:1
Transient Response
Output Remains Within 5%
On 10% To 100%
Recovery Within 1 cycle
Step Load Change
0
Output Isolation
In Build
Over Load
150% For 1 Sec,110% For 1 Minute
Input Over Voltage
Rectifier Trip
Dc Under/Over Voltage
Inverter Trip
O/P Under/Over Voltage
Inverter Trip
RIF / Emi Protection
Yes
Computer Interface
Thought Db - 9 Port Optional
Generator Compatible
Yes
Acoustic Noise
< 50 Db At One Meter
Static By Pass
Optional
Inverter
O/P Over voltage/Under voltage O/P Overload O/P Short Circuit DC Under voltage Over Temperature
Rectifier Trip: Mains Fall Battery Low Pre-alarm: System Trip Overload:
Mains Fail
System Trip
Operating Temperature Storage Humidity Cooling Noise Altitude
0 to 45oC () to 50oC optional -10 to 50oC Up to 5% RH (Non-condensing) Forced air cooling <60 db up to 100 KVA <3000 mtr. Above mean sea level