Technical data

UPS Unit Rating 60 80 100 120 160 200
11.1 Rectifier input
Nominal input voltage (V) 400 3Ph (380 – 415 selectable)
Tolerance on voltage assuming float @ 2.27V per cell (%)
(1)
±15
Min. input voltage without battery discharge (%)
(1)
-25
Nominal frequency (Hz) 50/60 (selectable)
Tolerance on frequency (%) ±5
Maximum input power @400V, Recharge Mode (kVA) 85 111 139 168 222 278
Power factor @400V, PFC Mode (±0,02) >0.92
Power factor @400V, Float Mode >0.8
Input current distortion @ maximum input power (%) <30
Walk in/Soft start (programmable) (seconds) 10 (1-90)
Rectifier Hold-Off (programmable) (seconds) 1 (1-180)
Inrush current / Imax input ratio
(8)
<1
Efficiency of rectifier in float
(2)
: Half load % 98.9
Full load % 98.9
11.2 Rectifier output
Battery nominal voltage @ recommended
number of cells, see 11.8 (V) 396
Output voltage: Float for SLA @ 20°C (V) 449
Recharge *(V) 475
*Only for wet stationary lead batteries
Battery float voltage temperature
compensation (direct sensing) -0.11% per °C
Current ripple into battery for a 10 min
autonomy as per VDE0510
(3)
<0.05C10
Voltage stability in steady state condition for 100%
load variations or allowed input parameters variations (%) <1
Voltage ripple in float condition (%) <2
DC current supplied to inverter in float (A) 115 153 190 229 303 379
Battery recharge current setting range (A) 5-25 5-25 10-40 10-40 15-65 15-65
Maximum DC current (A) 150 195 245 295 390 490
11.3 Inverter input
Nominal voltage on float (V) 449
DC voltage range (V) 326-540
DC current when inverter at full load (0.8PF)
and battery at end of discharge (A) 158 210 260 315 417 521
17
MASTERGUARD Series SIII
UPS Systems from 60 to 800 kVA
MKA4CAT0UKSIII/Rev. 11-11/2004/UK
11 Te c hnical data (60 to 200 kVA)
Tecnico-SIII-MG 10-11-2004 8:22 Pagina 17