What is a base station power cabinet?The base station power cabinet is a key equipment ensuring continuous power supply to base station devices, with LLVD (Load Low Voltage Disconnect) and BLVD (Battery Low Voltage Disconnect) being two important protection mechanisms in the power cabinet.
How many lbbp boards can be configured in a base station?The number of LBBP boards to be configured in a base station that supports LTE depends on the number of cells, bandwidths, antenna configurations, and the number of CPRI ports to be supported by the base station. Each BBU working in LTE mode needs to be configured with at least one LBBP and each LBBP supports six RF modules.
How many WBBP boards can be configured in a base station?The number of WBBP boards to be configured in a base station depends on the number of cells, number of uplink and downlink CEs, signaling processing capability, and number of CPRI ports to be supported by the base station. When the DC-HSDPA+MIMO feature is used: If the WBBPf1, WBBPf2, or WBBPf3 is used, each sector must be configured with one WBBP.
How many PSUs can be added in a single cabinet?In +24 V input scenarios, the power supply system already contains two PSUs. When more than two PSUs are required, this module needs to be configured and a maximum of two PSUs can be added in a single cabinet. Each package contains one PSU. BBU power module UPEUc, which provides power of 360 W for boards in the BBU.
How many packages are used in a distributed base station?Each antenna is configured with one package when the base station is configured with RFUs. The number of packages is determined by the number of antennas(1). This package is used in common areas. Each antenna in a distributed base station is configured with one package. The number of packages is determined by the number of antennas(1).
What is a Blvd threshold for a communication base station?Assume the rated voltage of a communication base station’s battery is 48V, with the BLVD threshold set to 42V. When the mains power fails and the battery starts supplying power, the power system continuously monitors the battery voltage through the voltage detection circu
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The base station power cabinet is a key equipment ensuring continuous power supply to base station devices, with LLVD (Load Low Voltage Disconnect) and BLVD (Battery Low Voltage Disconnect) being two important protection mechanisms in the power cabinet.
The number of LBBP boards to be configured in a base station that supports LTE depends on the number of cells, bandwidths, antenna configurations, and the number of CPRI ports to be supported by the base station. Each BBU working in LTE mode needs to be configured with at least one LBBP and each LBBP supports six RF modules.
The number of WBBP boards to be configured in a base station depends on the number of cells, number of uplink and downlink CEs, signaling processing capability, and number of CPRI ports to be supported by the base station. When the DC-HSDPA+MIMO feature is used: If the WBBPf1, WBBPf2, or WBBPf3 is used, each sector must be configured with one WBBP.
In +24 V input scenarios, the power supply system already contains two PSUs. When more than two PSUs are required, this module needs to be configured and a maximum of two PSUs can be added in a single cabinet. Each package contains one PSU. BBU power module UPEUc, which provides power of 360 W for boards in the BBU.
Each antenna is configured with one package when the base station is configured with RFUs. The number of packages is determined by the number of antennas(1). This package is used in common areas. Each antenna in a distributed base station is configured with one package. The number of packages is determined by the number of antennas(1).
Assume the rated voltage of a communication base station’s battery is 48V, with the BLVD threshold set to 42V. When the mains power fails and the battery starts supplying power, the power system continuously monitors the battery voltage through the voltage detection circuit.
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