2N BlueStar, Руководство пользователя

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System 1.1
12
Power Supply
The system uses an industrial power supply unit with natural cooling and an
auxiliary external fan, which is switched on automatically whenever the power supply
temperature exceeds 70°C. The power supply unit is designed with a 30% reserve
even under the maximum load.
Power supply types
Internal 90-260V / 50 – 60 Hz (output 5V / 30A)
Internal 48 DC (output 5V / 30A)
The type of the power supply used depends on the part number.
Caution

Make sure that the incoming supply is matching the requested values!

High voltage may cause a serious injury or death!
Tip

You are recommended to connect the gateway to the UPS system.
2N
®
BlueTower
Basic Dimensions
2N
®
BlueTower is the smallest of the 2N
®
PRI gateway family, featuring the
capacity up to 8 GSM / UMTS channels. The system is integrated in a small 19”
subrack of the height of 3U, width of 29HP and depth of 320mm. The front side is
open, equipped with slots for plug-in boards with front panels. The panel includes the
main switch. In case not all GSM / UMTS cards are plugged in, the vacant section of
the front side must be covered with a fixed panel(s). An optional antenna splitter can
be installed.
The whole backside is covered with a panel with a built-in safety-fuse box and
power socket. The main power supply unit is inside the system and is fully designed
for passive cooling. The bottom and upper sides are covered with EMC sheet.
The system bus is designed as a printed circuit board (PCB) with DIN
connectors and fitted to the inner subrack carrier profiles.
Front Side Division
The subrack width is divided into 7x4HP-wide modules in the following
sequence (from right to left):
VoIP version
VoIP card 4HP