Bts Base Station Customization, Radio Base Station Components

Product Advantage

The RRU is a dual-band 8-channel RRU. It is a radio frequency function module between the antenna and the BBU. It is usually installed in outdoor high-rise towers, masts, and other outdoor places.
TDL single mode: 2 × 20M (2T2R)
RRU working frequency band: D frequency band (2575MHz ~ 2635MHz)

RRU3257 Hardware descriptions

RRU interface position of each panel:

Frequency band and carrier bandwidth supported by the RRU3256:

Frequency band	frequency range
D band	2575MHz～2615MHz

RF index of RRU3257:

Transmit-receive Channel

capacity

Output power

receive sensitivity

8T8R

TDL single mode: 2x20M

8x25W

-105dBm

Specifications:

Dimensions(HxWxD)	545mm x 300mm x 112mm(18L)
Weight	18kg

Input power:

Rated Voltage	Normal operating voltage range
-48V DC	-36V DC～-60V DC

Power consumption of RRU3257 (maximum/average): <500W/470W.

RRU3257's heat dissipation is natural.

Environmental Specifications:

Item	Specifications
Operating temperature	long-term:–40°C to +50°C short-term:–40°C to +55°C
Relative humidity	2% RH to 100% RH
Atmospheric pressure	70 kPa to 106 kPa
Altitude	No more than 4000 m. It can work normally from -60m to 1800m, and the functional index is normal. When the altitude reaches 1800m Above, for every 220m increase, the upper limit of ambient temperature will be lowered by 1℃.
Operating environment	ETSI EN 300019-1-4 V2.1.2 (2003-04) Class 4.1: "Non-weather protected locations"
Protection rating	IP65

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