Number of input phases (rectifier)
3 phases, N
Number of input phases (bypass)
3 phases, N or 1 phase, N
Input power factor
0.99
Rated mains input current
Maximum mains input current
Input current distortion at rated input cur-
rent, iTHD
93PS: 8 kW, 10 kW: resistive load <3%,
non-linear load <5%
93PS: 15-40 kW: resistive load <3%, non-
linear load <4%
91PS: 8-10 kW: resistive load <4%, non-
linear load <6.5%
91PS: 15-30 kW: resistive load <3.5%,
non-linear load <5.5%
Rectifier ramp-up, rectifier start and load
step
10 A/s (default), configurable.
Min 1A/s
Backfeed protection
Yes, for rectifier and bypass lines
9.3 UPS system output
Number of output phases
3 phases, or 1 phase, N
Rated output voltage
220/380 V; 230/400 V; 240/415 V, configu-
rable
Rated output frequency
50 or 60 Hz, user configurable
Total voltage harmonic distortion:
100 % linear load
1.5%
100 % non-linear load
3.5%
Output frequency variation
+/- 0.1 Hz (with 1 UPM), +/- 0.15 Hz (with 2
UPMs)
Slew rate
0.4 Hz/s
Output current
Overload capability at ambient 40 °C (in
the double conversion mode)
102 – 110 % rated power for 10 min
111 – 125 % rated power for 60 s
126 – 150 % rated power for 10 s
> 150% rated power for 300 ms
Overload capability at ambient 40 °C (in
the stored energy mode)
102 – 110 % rated power for 10 min
111 – 125 % rated power for 60 s
126 – 150 % rated power for 10 s
> 150% rated power for 300 ms
Eaton 91PS/93PS UPS 8–40 kW
User's and installation guide
©
Eaton Corporation plc 2018. All rights reserved.
Revision: 005
Document ID: P-164000493
107 (117)
