Chapter
13
Installing the Integrated
Micro-BTS
13-19
1
2
3
4
5
6
7
8
9
10
Fig. 13.4-6 Output Connecting Terminal of the Dry Contact
Precautions for the cable connection of the combinational power supply:
1.
Description of dry contact pairs: As shown in the above figure, 1 and 2 are a
pair of dry contacts (for the mains status alarm); 3 and 4 are a pair of dry
contacts (for the battery under-voltage alarm); 5 and 6 are a pair of dry contacts
(for the rectifier fault alarm); 7 and 8 are a pair of dry contacts (for the access
control alarm). The micro-BTS monitors only the first three, that is, the access
control monitoring is excluded. Between the dry contacts of the micro-BTS and
the combinational power supply, a 7-core monitoring cable attached with
delivery is used for the connection.
2.
The cross-section area of the system’s AC input cable should be no smaller than
6mm
2
.
3.
The cross-section area of the battery’s input cable should be no smaller than
16mm
2
.
4.
The cross-section area of the DC load output cable should be no smaller than
10mm
2
.
5.
There are clear silk-screen prints for the connecting terminals and the switch
definitions under the corresponding devices. Please check them out before you
go on with the connection or operation.
As the outdoor power box and outdoor battery box of the ancillary combinational
