BBU–RRU
EN
Huawei radio category illustration
Illustration
Huawei

RRU5505

What it does: RF transmission / reception. Operating RF bands / ranges: 1800 and 2100 MHz; can operate in either single band or both bands concurrently.

2 part numbers: 02312FLG / 02312SAQ

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Main specifications

Technologies1800 MHz: GSM and LTE FDD, including GSM/LTE multimode and NR supplementary-uplink combinations; 2100 MHz: UMTS and LTE FDD, including UMTS/LTE multimode and NR supplementary-uplink combinations
Operating RF bands / ranges1800 and 2100 MHz; can operate in either single band or both bands concurrently
Uplink frequency1800 MHz band: 1710-1785 MHz; 2100 MHz band: 1920-1980 MHz
Downlink frequency1800 MHz band: 1805-1880 MHz; 2100 MHz band: 2110-2170 MHz
TX / RX modes2T2R
RF output power2 × 120 W
Interfaces / connectors2 × 4.3-10 female TX/RX RF (A/B) + DB9 female RET + 2 × SFP female optical CPRI + male-fast DC power connector; ALD port capability: ANT_A: RET/TMA; ANT_B: TMA; RET port: RET
Interfaces and data ratesRF A/B (A supports RET); DB9 RET; CPRI0 to BBU or upper-level RRU; CPRI1 to lower-level RRU or BBU; DC input; RET antenna control supports AISG 1.1/2.0/3.0; 12 V feeding voltage; 2.3 A feeding current
Power supply-48 V DC; external supply range: -36 V DC to -57 V DC
FamilyHuawei 3900 & 5900 Series Base Station RRU
Installation environmentPole, U-steel, angle steel, or wall; indoor stacking prohibited; outdoor pole stacking limited to three RRUs; operating environment: ETSI EN 300019-1-4 V2.1.2 Class 4.1, "Non-weatherprotected locations"
IP ratingIP65
Additional technical information
Dimensions
400 mm x 300 mm x 150 mm (18 L, without the housing)
Weight
21 kg (without the housing)
Bandwidth
IBW 40 MHz per band; LTE FDD carrier bandwidth 5/10/15/20 MHz; NR SUL carrier bandwidth 15/20 MHz under the listed SUL configurations
Capacity
GSM: 8 carriers UMTS: 8 carriers without MIMO; 4 carriers with MIMO LTE FDD: Each RRU supports two carriers in one frequency band and four carriers in two frequency bands. The bandwidth per carrier is 5, 10, 15, or 20 MHz. LTE NB-IoT: 8 carriers NR (SUL): 1 carrier
Synchronization
In mode CPRI: clock signal recovery from the incoming line; frame synchronization from REC
Chassis
Remote-radio enclosure/form factor; documented dimensions: 400 mm x 300 mm x 150 mm (18 L, without the housing); ingress protection: IP65
Modules
Pluggable optical modules CPRI; single-mode or multi-mode version, single- or dual-fiber bidirectional link
Functional role
Remote radio unit (RRU)
Architecture
Self-contained DC blade remote radio unit with RF, RET, CPRI and DC interfaces
Subtype
Multimode remote radio unit
Details
SRAN13.1 and later; V100R013C10 and later
Connection notes
BBU via CPRI

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