Huawei radio category illustration — Illustration

RRU3251

Name: Huawei RRU3251
Brand: Huawei

What it does: RF transmission / reception. Operating RF bands / ranges: 2300 (B40): 2300–2400 MHz.

5 part numbers: 02310JWL / 02310JWM / 02310MNK …

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Main specifications

TechnologiesLTE TDD

Operating RF bands / ranges2300 (B40): 2300–2400 MHz
Browse: B40 · 2300–2400 MHz

Uplink frequency2300–2400 MHz (TDD shared UL/DL, Band 40)

Downlink frequency2300–2400 MHz (TDD shared UL/DL, Band 40)

TX / RX modes2T2R

RF output power2 × 50 W

Interfaces / connectors2 CPRI ports; ALD port capability: ANT_A: RET; ANT_B: no RET/TMA; RET port: RET

Interfaces and data rates2 CPRI ports, 2.5 or 4.9 Gbit/s, Star, chain, or ring; RET antenna control supports AISG 1.1/2.0; 12 V feeding voltage; 2.3 A feeding current

Power supply-48 V DC; voltage range: -34 V DC – -60 V DC

FamilyHuawei 3900 & 5900 Series Base Station RRU

Installation environmentOperating environment: ETSI EN 300019-1-4 V2.1.2 (2003-04) Class 4.1, "Non-weatherprotected locations".

IP ratingIP65

Additional technical information

Dimensions: 400 mm x 220 mm x 140 mm (12.32 L, without the housing); 400 mm x 249 mm x 162 mm (16.15 L, with the housing)
Weight: ≤ 13.5 kg (without the housing); ≤ 14.5 kg (with the housing)
Bandwidth: 2300 (Band 40): IBW 60 MHz, OBW 60 MHz
Capacity: 3 carriers. The bandwidth per carrier is 5, 10, 15, or 20 MHz.
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 220 mm x 140 mm (12.32 L, without the housing); 400 mm x 249 mm x 162 mm (16.15 L, with the housing); ingress protection: IP65
Modules: Integrated RRU3251 radio module; one or more RRU3251 modules form the RF part of a distributed E-UTRAN NodeB
Functional role: Remote radio unit (RRU)
Architecture: Distributed E-UTRAN radio module connected to a BBU or cascaded RRU through two CPRI ports; supports up to four cascade levels
Subtype: LTE TDD remote radio unit
Details: Modulates and demodulates baseband/RF signals, processes data, amplifies power and detects standing waves
Connection notes: BBU via CPRI