Eaton UPS 20 - AC Input; DC Circuit; AC Output

54 UPS 20-40 kVA, 230/400 V 50/60 Hz output
User’s Guide
1025358
Revision D
AC input
Powerware 9355 20 kVA 30 kVA
40 kVA
Rectifier input 3 phases + N
Bypass input 3 phases + N
Voltage (L-N) 192 to 276 Volts without using battery
Frequency 45 to 65 Hz
Power factor 0.99
Input distortion < 5% THD(I)
Rated input current 28.1 A 42.1 A 56.1 A
DC circuit
Powerware 9355 20 kVA 30 kVA 40 kVA
Management Advanced Battery Management
Nominal voltage 432 Volts
Battery qty 36 / string
Float voltage 2.30 VPC
Battery type VRLA 12 Volts
Cut off voltage 1.75 VPC
Battery charging 6 A, user selectable
AC output
Powerware 9355 20 kVA 30 kVA 40 kVA
Active power 18 kW 27 kW 36 kW
Number of phases 3-phases + N
Frequency 50 Hz or 60 Hz, user selectable
Voltage (L-N) 220, 230 or 240 Volts, user selectable
Short circuit capability 110 A, < 300 ms
145 A, < 300 ms
Overload capability
10 min > 100 – 110% load
1 min > 110 – 125% load
5 sec > 125 – 150% load
300 ms > 150% load
Overload capability
(mains available)
60 min > 100 – 110% load
10 min > 110 – 125% load
1 min > 125 – 150% load