The Huawei SCC800-B1 is a rack-mountable intelligent site control and environment data acquisition unit designed for telecom base stations and industrial edge cabinets. Operating on a nominal -48V DC telecom bus, it acts as a centralized south-bound sensor collector and north-bound NMS gateway.
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Architecturally, the SCC800-B1 operates as an advanced Remote Terminal Unit (RTU). Internally, it integrates an isolated -48V DC power stage with input surge suppression, a centralized bus coordination processor, and multichannel optical galvanic isolation barriers on all I/O lines. Southbound ports poll DC power plant controllers, lithium battery BMS, smart meters, AC units, and environmental sensors (smoke, water leak, temperature, door access). Northbound data is aggregated and routed via a 10/100M Fast Ethernet port using secure SNMPv3, Modbus-RTU, or proprietary NetEco protocols.
It eliminates unmonitored 'dark sites' caused by heterogeneous equipment protocols and isolated sensors. By incorporating high-grade galvanic isolation and dedicated TVS suppression, the unit prevents ground-loop circulating currents and lightning surges from propagating into sensitive communications gear, completely mitigating erroneous alarms and costly dispatch of maintenance personnel.
Tailored for 4G/5G macro station outdoor power cabinets (such as Huawei MTS series), indoor micro-BTS shelters, fiber access transmission huts, and distributed renewable telecom hybrid power systems.
| Key specifications | Value |
|---|---|
| System Nominal Voltage | 48V DC |
| Communication Interfaces | FE (Fast Ethernet), RS485, CAN, USB |
| Supported Protocols | SNMP, NetEco, Modbus-RTU |
| Operating Temperature Range | -40°C ~ +75°C |
| Digital/Dry Contact Inputs | Multiple Optically Isolated Dry Contact Alarm Inputs |
| Hot-Swappable Support | Yes (Live Hot-Pluggable / Plug-and-Play without Power Interruption) |
| Non-Volatile Log Capacity | 10,000+ Cyclic Event Records |
| Unit Power Consumption | < 8W (Ultra-Low Standby Design) |
| Industrial EMC Level | EN 55032 Class A / IEC 61000-4 Level 4 |
| Relative Humidity Tolerance | 5% to 95% RH (Non-Condensing) |
Huawei
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