ABB UniSec SDS Installation Manuals page 17

D I S T R I B U T I O N S O LU T I O N S
Room layout
IAC A-FLR 21 kA downward gas exhaust
200 min 1070
(1)
200 min (2) 1070 1000 min
Only for 12 kV LSC2A units, height 2000 mm and width 750 mm (except
for units SBC-W, SBS-W, SDD, UMP and SBR)
(*) 1300 mm at least, for panels with circuit-breaker
(1) For special conditions defined by ABB, the minimum distance can be up to 130 mm
(2) Only for 12 kV LSC2A units, height 2000 mm and width 750 mm (except for units SBC-W, SBS-W, SDD, UMP and SBR)
1000 min
(*)
(*)
10
50
155
956
IAC A-FLR 21 kA downward gas
exhaust
Room layout for unit with withdrawable
circuit-breaker (LSC2B)
IAC A-FLR 25 kA filters
1200/1300
200 min (1)
Figure 32. Minimum distances from the walls of the installation room,
solution IAC A-FLR 25 kA, 1s @ 12-17.5 and 16 kA, 1s @ 24 kV
with filters installed on each unit
17
1200 min