BBU–RRU
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Nokia

ASOG

What it does: Baseband and control. Technologies: GSM or WCDMA; LTE; NR.

1 part number: 476254A

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Main specifications

FamilyAirScale
TechnologiesGSM or WCDMA; LTE; NR
CapacityNR FR1 TDD: configurations up to 8 DL-layers or 16 DL-layers with mandatory resource pooling baseband
SynchronizationSyncE; ToP IEEE1588v2; GNSS viaSIN/SOUT; ITU G.703 2.048/10 MHz; GSM frame clock/frame number
ChassisDedicated monoblock housing; mounting in 3U-enclosure, 19″ rack or cabinet; with AMJJ also book-/rail-mount, mast or wall mounting
ModulesIntegrated control/common and capacity/baseband
Functional roleBaseband processing, BS and radio interface control, transport, synchronization
Interfaces and data ratesRF1–12: OBSAI6.14, CPRI9.83(IQC), eCPRI10/25/50 Gbit/s; RF13–15: OBSAI6.14, CPRI6.14/9.83(IQC); SEI10/25/50GE; EIF1–2:1/10/25/50GE (EIF1:XGS-PON/NG-PON2 ONT, EIF2:SEI25/50GE); EIF3:100M/1/10GE; LMP1GE; WiFi802.11a/b/g/n/ac2.4/5 GHz; EAC6 inputs+6configurable inputs/outputs; 1GE SFP differential voltage <1200mV; 10GE100m requires CAT6a/CAT7 AWG23+ solid; CABLINK Auto not supported
Interfaces / connectors12 × SFP56/SFP28/SFP+ (RF1–12), 3 × SFP+ (RF13–15); 1 × SFP56/SFP28/SFP+ SEI; 2 × SFP56/SFP28/SFP+ EIF1–2; 1 × RJ45 EIF3; 1 × RJ45 LMP; 3 × 19PIN EAC/SIN/SOUT; 1 × RP-SMA WiFi; 1 × 2--pin DC-IN; GND2 × M5
Power supply−48 V DC; normal range −40.5…−57 V; extended −36…−40.5 and −57…−60 V; max..312 W; type.with GSM/WCDMA 140 W at25°C/155 W at55°C, without GSM/WCDMA 99/105 W respectively; typical consumption may increase under high load
Additional technical information
Weight
7.7 kg; with AMJJ 9.5 kg
Dimensions
43.5 × 440 × 365 mm (H × W × D); with AMJJ: In 50 mm, D 463 mm; width with 19″ brackets 482.5 mm
Installation environment
3U-housing, 19-inch rack or cabinet; with AMJJ also book-/rail-mount, mast or wall
IP rating
IP20 without AMJJ; IP55 s AMJJ; IP65 s AMJJ subject to cable tolerances (optical cable 5 ± 0.5 mm)
Operating RF bands / ranges
Support NR FR1 TDD/FDD via plug-in radio modules
Architecture
Monoblock system module with integrated baseband control and processing functions
Subtype
Core unit (Tuuli 26e)
Details
Buttons Reset and Service; recovery via fail-safe software; water contact indicator/high humidity on the front panel
Installation conditions
Rack / cabinet 19″; with AMJJ — pole / wall / book mount
Connection notes
Radio units via fronthaul; backhaul network; GNSS; FSEB/FSEE via EAC

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