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Ericsson

RRUS 32 B7

What it does: Radio transmission / reception. Operating RF bands / ranges: B7.

1 part number: KRC161412/1

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Main specifications

TechnologiesLTE FDD; Massive IoT
Operating RF bands / rangesB7
Browse: B7
Uplink frequency2500–2570 MHz
Downlink frequency2620–2690 MHz
TX / RX modes4 duplex TX/RX branches (4T4R; 4 × 2 or 4 × 4 MIMO)
RF output power4 × 5/10/15/20/25/30/35/40 W; HWAC required for total output above 20 W
Interfaces / connectors4 × 7/16 antenna; 2 × optical CPRI SFP; DIN-8 ALD/RET; DIN-8 external alarm; M6 ground; -48 V DC 3-wire power
Interfaces and data rates2 data port(s); cascading support: yes; different line rates on different ports: yes; CPRI line rates: 2.5, 4.9, 9.8 Gbps
Power supply-48 V DC, 3-wire; 2018 operating range -40 to -58.5 V DC (extended continuous -39 to -58.5 V); 2-wire requires DC adapter; optional AC PSU
FamilyRRUS 32
Installation environmentVertical near-antenna wall, pole or mast mounting; single, back-to-back and triple mounting arrangements; star/cascade optical topology
IP ratingIP55 outdoor class
Additional technical information
Dimensions
2018 Uen H: 586 × 291 × 162 mm without solar shield/handle; 690 × 306 × 178 mm with. 2016 Rev B data sheet gives 586 × 281 × 162 mm without; revision difference retained
Weight
23 kg without solar shield/handle; 24 kg with solar shield/handle
Bandwidth
B7: IBW 40 MHz; operational bandwidth 40 MHz; conditions: [7] Operational bandwidth is the actual bandwidth allocated for carriers.
Capacity
LTE/MI 1–3 carriers
Synchronization
Traffic and timing signals over optical interfaces 1 and 2 between RRUS 32 and the main unit
Chassis
Warranty-sealed, outdoor IP55 RRUS 32 enclosure with solar shield/handle; optional external PSU/DC adapter
Modules
Integrated TRX, PA, Filter Unit and DC/ALD/external-alarm surge protection; 2 exchangeable optical SFP modules; optional PSU/DC adapter
Functional role
Near-antenna multi-standard remote radio extending an RBS main unit over optical fronthaul in star/cascade topology
Architecture
Four-branch optical-fronthaul RRU: TRX performs A/D-D-A conversion, filtering, gain/delay adjustment, predistortion, RF modulation/demodulation and optical termination; PA and Filter Unit form the RF chain
Subtype
4T4R RRUS 32 multi-standard remote radio unit
Details
Normal outdoor operation -40 to +55 °C; cold start at -40 °C
Connection notes
DU/Baseband via CPRI

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