2N StarGate/BlueTower v5.3 - Manual (Page 9)

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2N TELEKOMUNIKACE a.s., www.2n.cz
®
2N® StarGate
Basic Dimensions
2N StarGate
®
is the biggest GSM gateway in the 2N PRI gateway family. The
®
system is integrated in a 19" subrack of the height of 3U and depth of 360mm. 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
front section must be covered with a fixed panel(s).
The whole backside is covered with a panel with a built–in active fan, which is
automatically switched on whenever the power supply temperature exceeds 70°C. The
main power supply unit is located in front of the fan. The bottom and upper sides are
covered by perforated sheet and the assembly flanges are provided with handrails.
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 an 8HP–wide mains panel and 19x4HP–wide modules
in the following sequence (from right to left):
VoIP version
Fixed panel with a main switch (AC type) or power connectors (DC
type) 8HP
VoIP card 4HP
Basic or enhanced CPU card 4HP
Empty position 4HP
GSM or UMTS cards (one for two GSM / UMTS channels) Remaining
space
(each
4HP)
ISDN version
Fixed panel with a main switch (AC type) or power connectors (DC
type) 8HP
Empty position 4HP
Basic or enhanced CPU card 4HP
1ISDN PRI or 2ISDN PRI card 4HP
GSM or UMTS cards (one for two GSM / UMTS channels) Remaining
space
(each
4HP)