GATM

Name: Huawei GATM
Brand: Huawei

What it does: RET and TMA control. Interfaces and data rates: ANT0–ANT5: power supply TMA and control RET; COM1: BBU; COM2: cascading RS485.

1 part number: 02315686=

Viewing: model overview

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Main specifications

FamilyBTS3900; BTS3900A

SlotsIn APM30H: installation site EMUA

Capacity6 power outputs TMA/management RET; 1 connection BBU; 1 cascadable RS485

ChassisBTS3900; APM30H as part of BTS3900A

ModulesConnectable devices: BBU, RET-antennas, TMA; RS485-cascade devices

Functional roleControl RET-antenna, power supply TMA, current and alarm monitoring RET

Interfaces / connectors6 × SMA female ANT0–ANT5; 2 × RJ45 COM1/COM2; 3V3 power supply

Interfaces and data ratesANT0–ANT5: power supply TMA and control RET; COM1: BBU; COM2: cascading RS485

Power supply−48 V DC

Additional technical information

Installation environment: In conjunction with DRFU
Technologies: GSM; AISG/RET; TMA; RS485
Architecture: External antenna control module: connection via BBU, power supply TMA and command transmission RET via ANT0–ANT5, cascading via RS485
Subtype: Control module GSM-antenna and TMA
Details: Used with DRFU; at GRFU separate GATM not required; feeder current monitoring and alarm signaling RET
Connection notes: TMA / RET-antennas; BBU; cascade RS485