UPS INSTALLATION PLAN AND UNPACKING
EATON
Eaton 9395 550/275 UPS (225–550 kVA) Installation and Operation Manual
S
164201716 Rev 2
www.eaton.com/powerquality
3-10
Table 3‐5. Input/Output Ratings and External Wiring Requirements for the Eaton 9395-550/275 – 400V, Common Battery
Basic Unit Rating
Units
Rating 50/60 Hz
kVA
kW
225
205
275
250
450
409
500
455
550
500
Input and Output Voltage
Volts
400/400
400/400
400/400
400/400
400/400
AC Input to UPS Rectifier (0.98 Minimum pF)
Full load current plus battery recharge current
(3) Phases, (1) Ground
A
Amps
300
370
600
660
740
Minimum Conductor Size
Number per Phase
AWG or kcmil
(each)
300
(4)
AC Input to UPS Bypass (Four Wire)
Full Load Current
(3) Phases, (1) Ground
B
Amps
271
331
541
601
662
Minimum Conductor Size
Number per Phase
AWG or kcmil
(each)
350
(3)
AC Input to UPS Bypass (Five Wire)
Full Load Current
(3) Phases, (1) Neutral, (1) Ground
B
Amps
271
331
541
601
662
Minimum Conductor Size
Number per Phase
AWG or kcmil
(each)
500
(3)
DC Input from Each Battery Cabinet to UPS or Battery
Disconnect
(1) Positive, (1) Negative
C
Total Amps
451
551
902
1002
1103
Minimum Conductor Size
Number per Pole
AWG or kcmil
(each)
500
(1)
DC Input from Each Battery Disconnect to UPS
(1) Positive, (1) Negative
C
Total Amps
451
551
902
1002
1103
Minimum Conductor Size
Number per Pole
AWG or kcmil
(each)
350
(6)
AC Output to Critical Load (Four Wire)
Full Load Current
(3) Phases, (1) Ground
D
Amps
271
331
541
601
662
Minimum Conductor Size
Number per Phase
AWG or kcmil
(each)
350
(3)
AC Output to Critical Load (Five Wire)
Full Load Current
(3) Phases, (1) Neutral, (1) Ground
D
Amps
271
331
541
601
662
Minimum Conductor Size
Number per Phase
AWG or kcmil
(each)
500
(3)
Neutral Bonding Jumper (Four Wire Output Only)
Minimum Conductor Size
Number
–
AWG or kcmil
(each)
2/0
(1)
NOTE
Callout letters
A
,
B
,
C
, and
D
map to Figure 6‐5 on page 6-8 or Figure 6‐6 on page 6-9.
NOTE
Because of the future upgradability to a fully rated 550 kVA UPS with the addition of the FI-UPM, the UPS wiring is specified for 550 kVA.