I. Device Overview
The Ericsson BKV301 216/130 fan is an industrial-grade cooling component designed for communication equipment, primarily used in base station cabinets, core network devices, and other critical systems. It supports 7×24 continuous operation and is engineered to meet the following core requirements:
- Efficient Heat Dissipation: Maintains optimal equipment temperature through high-volume air circulation, ensuring stable operation in extreme temperatures ranging from -40°C to 60°C.
- Intelligent Speed Control: Supports PWM signal (0-100% duty cycle) for dynamic speed adjustment, balancing energy efficiency and cooling performance.
- Redundant Design: Features a dual-fan module with hot-swappable replacement, ensuring system reliability even if a single fan fails.
II. Core Technical Specifications
| Parameter | Value/Description |
| Dimensions | 200×190×60mm (Length×Width×Height) |
| Rated Voltage | 48V DC (Standard voltage for communication equipment) |
| Operating Current | 0.8A ~ 1.44A |
| Airflow | 400 ~ 523 m³/h |
| Static Pressure | 100 ~ 530 Pa |
| Rotation Speed | 3000 ~ 4900 RPM |
| Bearing Type | Dual ball bearings (Lifespan ≥ 50,000 hours) |
| Protection Class | IP20 (For internal equipment use) |
| Certifications | CE, UL, FCC (Original factory model) |
III. Compatible Brand Models and Technical Features
Below are the main brand models compatible with the Ericsson BKV301 216/130 device, along with their core specifications:
1. NIDEC Y17L48BS2AA5-09E02 (Original Factory Model)
| Parameter | Value |
| Dimensions | 200×190×60mm |
| Rated Voltage | 48V DC |
| Operating Current | 0.8A |
| Airflow | 450 m³/h |
| Static Pressure | 120 Pa |
| Rotation Speed | 3500 RPM |
| Bearing Type | Dual ball bearings (L10 lifespan: 60,000 hours) |
| Noise Level | 55 dB(A) |
| Certifications | CE, UL, FCC |
- Technical Advantages:
- Factory Compatibility: Perfect fit for dimensions, interface (4-wire PWM), and mounting holes, enabling plug-and-play installation.
- Reliability: Manufactured by NIDEC, the world’s largest motor manufacturer, with a market share of over 30% in communication equipment fans and a failure rate < 0.5%.
- Smart Control: Supports tachometer feedback and over-temperature protection, directly recognizable by equipment monitoring systems.
2. Delta EHB1748EHG (Third-Party High-Performance Model)
| Parameter | Value |
| Dimensions | 172×172×51mm |
| Rated Voltage | 48V DC |
| Operating Current | 1.44A |
| Airflow | 513.7 m³/h |
| Static Pressure | 230 Pa |
| Rotation Speed | 3350 RPM |
| Bearing Type | Dual ball bearings |
| Noise Level | 57 dB(A) |
| Certifications | CE, UL |
- Technical Advantages:
- High Performance: Significantly higher airflow and static pressure than the original model, ideal for cooling upgrades in high-density computing equipment.
- Long Lifespan: Dual ball bearing design with a lifespan ≥ 50,000 hours.
- Adaptation Requirement: Requires a custom metal bracket (size difference: 28mm×18mm) and verification of power supply compatibility with 1.44A current.
3. ebmpapst 6318/19HPU-229 (Third-Party Extreme Environment Model)
| Parameter | Value |
| Dimensions | 172×51mm (Diameter×Depth) |
| Rated Voltage | 48V DC |
| Operating Current | 0.82A |
| Airflow | 523 m³/h |
| Static Pressure | 530 Pa |
| Rotation Speed | 4900 RPM |
| Bearing Type | Ball bearings (IP68 protection) |
| Noise Level | 58 dB(A) |
| Certifications | CE, UL, IP68 |
- Technical Advantages:
- Extreme Environment Adaptability: IP68 protection (submersible up to 1.2m for 2 hours), suitable for outdoor or high-humidity environments.
- High Static Pressure: 530 Pa supports long ventilation ducts or high-resistance systems.
- Adaptation Requirement: Requires a custom bracket (172mm diameter vs. original 200mm) and verification of PWM frequency (2kHz) compatibility with Ericsson equipment.
IV. Design Features and Industry Adaptation
- Redundancy and Hot-Swap Capability
- Dual-fan module design ensures system operation even when a single fan fails, supporting hot-swap replacement without downtime.
- Intelligent Speed Regulation
- Dynamically adjusts speed via PWM signals to reduce energy consumption and noise (e.g., original model can lower speed to 2000 RPM under low load).
- Low-Noise Optimization
- Aerodynamically designed fan blades keep noise below 55 dB(A) for the original model.
- Industry Application Scenarios
- Communication Base Stations: NIDEC original model ensures stable cooling for Ericsson RBS6201 base stations.
- Data Centers: Delta model used in high-density server cabinets, improving airflow by 30%.
- Outdoor Environments: ebmpapst model resists salt spray and corrosion in coastal base stations, leveraging IP68 protection.
V. Maintenance and Procurement Recommendations
- Maintenance Guidelines
- Cleaning: Clean fan filters quarterly to prevent dust accumulation and maintain heat dissipation efficiency.
- Bearing Lubrication: Re-lubricate ball bearings every 2 years to extend lifespan.
- Fault Diagnosis: Monitor fan speed and current via equipment monitoring systems, replacing 异常 (abnormal) fans promptly.
- Procurement Suggestions
- Original Factory Model: Prioritize NIDEC Y17L48BS2AA5-09E02 for guaranteed compatibility and long-term supply (price: ~600-800 RMB/unit).
- Third-Party Models: When selecting Delta or ebmpapst, provide equipment interface definitions and mounting drawings for custom adaptation by suppliers.
VI. Industry Trends and Technological Evolution
- Energy Efficiency: Shift toward EC motors (e.g., ebmpapst) in communication equipment, improving energy efficiency by 30%.
- Intelligent Monitoring: Support for IoT protocols (e.g., Modbus, MQTT) enabling remote monitoring and predictive maintenance.
- Integrated Design: Integrated fan and heat sink modules (e.g., Huawei NetCol5000-A) reduce installation complexity.
VII. Typical Application Cases
- 5G Base Stations: NIDEC fan supports heat dissipation for Ericsson RBS6601 base stations, ensuring stable operation in high-temperature environments.
- Core Network Equipment: Delta fan enhances cooling efficiency in Ericsson core network cabinets, reducing equipment failure rates.
- Outdoor Cabinets: ebmpapst fan protects against harsh environments in IP65 cabinets, ensuring communication equipment reliability.
VIII. Conclusion
The Ericsson BKV301 216/130 fan, through compatibility with original factory and third-party brand models, meets diverse requirements for stability, high performance, and extreme environments in communication equipment. Users can select appropriate solutions based on specific scenarios while embracing trends in intelligence and energy efficiency to optimize long-term operation of cooling systems.
