Overview
The Nokia 475000A (AHPMDB) an AirScale Tri-Band Radio Remote Unit (RRU) for cellular base stations, supporting bands 8 (900 MHz), 20 (800 MHz), and 28 (700 MHz). It has an IP65 ingress protection rating, a weight of 31 kg, and supports both OBSAI and CPRI optical interfaces.
Key specifications
- Product: Nokia AirScale Tri RRH (Radio Remote Unit)
- Product Code: 475000A
- Model: AHPMDB
- Configuration: 2 Transmit / 4 Receive (2T4R) for each band
- Frequency Bands:
- Band 8: 880–915 MHz (RX), 925–960 MHz (TX)
- Band 20: 832–862 MHz (RX), 791–821 MHz (TX)
- Band 28: 703–733 MHz (RX), 758–788 MHz (TX)
- Total Output Power: 240W
- Technology Support: LTE, WCDMA, GSM (for relevant bands)
- Interfaces:
- Antenna Ports: 4.3-10 connectors
- Optical Ports: 2 x OBSAI RP3-01 or 9.8 Gbps CPRI
- Control Interfaces: AISG 3.0 and RS-485
- Other Interfaces: MDR26 for 4 external alarms
- Physical:
- Dimensions: 560 mm×308 mm×168.5 mm
- Weight: 31 kg
- Ingress Protection: IP65
- Power:
- Supply Voltage: DC -48V / -57 to -40.5V
- Typical Power Consumption (Busy Hour): 678W (for 4x60W) or 532W (for 4x30W)
- Operational Temperature: −40 to +55°C