User's Manual
Table Of Contents
- 1 About this Document
- 2 General Information
- 3 Preconditions and Requirements
- 4 Installing the C-Hub
- 5 Installing the E-Hub
- 6 Installing the HPRU
- 7 Cabling
- 8 System Documentation
- 9 Glossary
- 10 List of Diagrams
- 11 List of Tables
- Fig. 1: Scope of delivery
- Fig. 2: Example of a handover point for the BTS signals at a c-rail
- Fig. 3: Example of a handover point for the BTS signals with individual loads with short patch cables at a c-rail
- Fig. 4: Clearance Ⓐ above radiation fins of the installed devices
- Fig. 5: Sliding rails Ⓑ
- Fig. 6: Power distribution bar ① mounted on the left-hand traverse
- Fig. 7: Plugs for power connection: ① is for red circuit, ② for black circuit
- Fig. 8: Attaching a 19" mounting bracket
- Fig. 9: Attached sliding rails Ⓑ
- Fig. 10: Place C-hub in rack
- Fig. 11: Fix C-hub with screws
- Fig. 12: Connect power cable at rear side
- Fig. 13: Connect ground cable at rear side
- Fig. 14: Attaching a 19" mounting bracket
- Fig. 15: Marking position of mounting holes
- Fig. 16: Mounting completed
- Fig. 17: Connect power cable at rear side
- Fig. 18: Connect ground cable at rear side
- Fig. 19: Attaching handle
- Fig. 20: Attaching bracket Ⓐ
- Fig. 21: Marking mounting holes for bracket Ⓑ
- Fig. 22: Prepare expansion bolts for bracket Ⓑ
- Fig. 23: Mounting accessories for bracket Ⓑ
- Fig. 24: Bracket Ⓑ mounted
- Fig. 25: Hook HPRU into bracket Ⓑ (①) and fix from top (②).
- Fig. 26: HPRU fixed from top
- Fig. 27: Fix HPRU from side
- Fig. 28: Connect power cable at bottom side
- Fig. 29: Connect ground cable at bottom side
- Fig. 30: Interfaces at the C-hub front side
- Fig. 31: Interfaces at the C-hub rear side
- Fig. 32: Interfaces at the E-hub front side
- Fig. 33: Interfaces at the E-hub rear side
- Fig. 34: Interfaces at the HPRU connector side
- Fig. 35: Fibre optical cable layout
- Fig. 36: Coaxial cable layout
- Fig. 37: Power supply cable layout
- Tab. 1: Symbols and signal words
- Tab. 2: Storage of the system documentation
53 of 64936.5468 0.92
8.4.7 Alarms > Alarm
Parameter Description
Type
Alarm
Power interruption alarm See description under 8.2.8, p. 41. –
MOV alarm ditto –
Open case alarm ditto –
Overtemperature alarm ditto –
LO x unlocked alarm ditto –
CH x UL ALC out-of-ctrl alarm
CH x VSWR alarm
OP slave transceiver-failure alarm
OP master transceiver-failure alarm
CH x DL under-output-power
alarm
CH x DL over-output-power alarm
Link alarm
Tab. 23: Alarm parameters HPRU
8.4.8 Alarms > Alarm Thresholds
Parameter Description
Type
Alarm thresholds
CH x DL under-output-power
threshold
Output-power threshold below which an alarm is
triggered.
W
CH x over-output-power threshold Output-power threshold above which an alarm
is triggered.
W
VSWR threshold VSWR threshold above which an alarm is
triggered.
1)
Overtemperature threshold See description under 8.2.10, p. 42. W
Tab. 24: Alarm threshold parameters HPRU
1)
Typically, the value is set to 2.5.