MASTER POWER

MASTER POWER Series A

is the small compact turbo unit of the three

phase MASTER POWER family, ATI new generation

of uninterruptible power systems.

These professional units are your trusty

allies for unrivaled data security and protection.

The most important specifications: 

3AC/N 400V, 50/60Hz, 10kVA up to 100kVA, where

10, 15 and 20kVA can be with integrated batteries.

Type                   A5210       A5215       A5220        A5240     A5240

nominal power

rating

(cosu00a5u00f5=0.8ind.)        10kVA       15kVA       20kVA        30kVA     40kVA



Battery                Integrated  Integrated  Intergrated  External  External

Back up time for

computer half-load     25min       25min       19min        -         -

condition

Computer load          12min       13min       13min        -         -

Nominal load           10min       11min       7min         -         -



Battery type           Valve regulated sealed lead acid batteries,

                       service life around 3 -5 years



Functional             Online double conversion technology with galvanic

principle              isolation at the UPS output



Bypass   

Automatic bypass       Integrated(thyristor switch)

Service bypass         Integrated(Manually controlled switch)



Input                  3AC/N.(TN and IT mains)

Voltage                400V  +/- 15%

Frequency              50/60Hz +/- 5%



Output

Voltage/Frequency      3AC/N.400V 50/60Hz Sinewave

Voltage tolerances:

Static                 +/- 1% for symmetrical loads

Dynamic                +/- 4% for peak loading

Frequency tolerances:

In normal operation    Output synchronous with mains frequency

During power failures  +/- 0.1%(Self-clocking)

Distortion factor      < 1% for linear load

Reliable crest factor  max 3

Overload ability       1.5x JN for 5s

                               1.35x JN for 30s