Technical data

MASTERGUARD Series SIII
UPS Systems from 60 to 800 kVA
UPS Unit Rating 60 80 100 120 160 200
11.5 Reserve static switch
Nominal voltage (V) 400 (380/415 selectable) 3Ph + n
Nominal frequency (Hz) 50/60 (selectable)
Frequency range (%) ±0.75 (1.5, 2.5, 6.0 selectable)
Voltage range (%) ±10
Maximum operating voltage (V) 480/277
Maximum overload capacity For 10 minutes (%) 125
For 1 minute (%) 150
For 600 milliseconds (%) 700
For 100 milliseconds (%) 1000
SCR I
2
t @ T
vj
=130°C; 8.3-10ms (A
2
s) 80k 80k 80k 80k 320k 320k
I
TSM
@ T
vj
=130°C; 10ms (A) 4k 4k 4k 4k 8k 8k
Fuse Rating (Vac/A) 660/250 660/250 660/250 660/350 660/500 660/500
Pre-arching I
2
t (A
2
s) 4.4k 4.4k 4.4k 10.5k 23.8k 23.8k
I
2
t @ 400Vac (A
2
s) 31.5k 31.5k 31.5k 33.5k 105k 105k
Transfer time when in synchro (double conversion)
Inverter to reserve (ms) <0.5
Reserve to inverter (ms) <0.5
Transfer time without synchro (ms) <20
Retransfer delay (sec) <5
11.6 System data
Maximum input power @400V, Recharge Mode (kVA) 85 111 139 168 222 278
Heat dissipation: PFC Mode (kW) 4.2 5.6 6.5 7.8 9.6 12.0
Rapid recharge (kW) 4.4 5.8 6.8 8.1 10.0 12.6
Digital interactive (kW) 1.5 2 2.5 3 4 5
AC/AC efficiency
(2)
: Half load double conv. (%) 91.0 91.5 92.0 92.0 92.5 92.5
Full load double conv. (%) 92.0 92.0 92.5 92.5 93.0 93.0
Digital Interactive (%) 97 97 97 97 97 97
Noise @ 1 metre as per ISO 3746 (dBA ± 2dBA) 62 62 62 64 65 65
Protection degree with open doors IP20
Mechanical dimensions: Height (mm) 1780
Width (mm) 820 820 1020 1020 1420 1420
Depth (mm)
(4)
858
No of cabinet 1
Colour Frame (RAL scale) 7035
Bottom panel (RAL scale) 7035
Weight (kg) 660 660 720 875 1290 1290
Floor area (m
2
)0.68 0.68 0.85 0.85 1.18 1.18
Floor loading (kg/m
2
) 980 980 850 1030 1095 1095
Cable entry Bottom/Side
Access Front
Cooling Forced Ventilation
11 Te c hnical data (60 to 200 kVA)
19
MKA4CAT0UKSIII/Rev. 11-11/2004/UK
Tecnico-SIII-MG 10-11-2004 8:22 Pagina 19