 |
SLTBLDC-1212X-W10
Sunlight
24V
| Quantity: | |
|---|---|
Max Fan Speed | 3000±100rpm |
Protection Level | IP68 |
Weight | 1.5±5% KG |
Operating supply voltage range | 8~16VDC (Rated DC12V, Ideal 13VDC) |
Operating working temperature range | -40°C ~ +95°C |
Air Volume | 1900±50 m³/h |
Life time | >4000 hours (depends on environment) |
Brushless Axial fans is widely used in various models，such as Ambulance, Loader, Construction machinery, Special vehicle, Manure truck, Corn receiver, Excavator, Snow shovel, Bus, Engineering Vehicle, Forestry Machinery, Refrigeration Truck and so on.
 EMC Certificate |  CE certificate |
Q1: What speed control method does this radiator fan adopt, and what are the main PWM signal specifications?
A: It adopts PWM (High‑side Drive) speed control. The PWM frequency ranges from 50Hz‑1000Hz (typical value 100Hz), duty cycle range 0‑10%, high level ≥8V, low level ≤4V(maximum). It realizes stepless speed regulation to match different cooling requirements.
Q2: What is the working voltage range and rated power of this brushless radiator fan?
A: Its rated voltage is DC12V (ideal voltage 13VDC), operating voltage range is 8‑16VDC, rated motor power is 150W, and rated current ≤14A, which is suitable for 12‑V vehicle power supply system.
Q3: What airflow and noise performance can this radiator fan achieve?
A: It delivers air volume of 1900m³/h ±50 at static pressure 0Pa, and the noise is ≤73dB(A). Optimized dynamic balance design with dynamic imbalance ≤40mg ensures smooth operation.
Q4: What is the protection grade, service life and operating temperature range of this fan?
A: It reaches IP68 protection level. The service life is >4000 hours depending on environment. Its operating temperature range is ‑40℃ ~ +95℃, adapting to harsh working conditions for vehicles.
Q5: What are the main material and weight parameters for this cooling fan?
A: The fan cover is PA66‑GF30, impeller material is PA66‑GF35. The fan weight is 1.5±5% kg, equipped with waterproof ball bearings for reliable performance.
Q6: What application scenarios is this brushless radiator fan suitable for?
A: It is designed for automotive radiator cooling systems. It can be widely used for trucks, buses and new‑energy vehicles, acting as the main cooling component for engine or power battery radiators.
Q7: What compliance standards does this electric radiator fan meet?
A: It complies with QC/T773‑2006 “Technical Conditions for Automotive Radiator Electric Fans”, and related automotive wiring harness standards. It can withstand 660V AC sine wave high‑voltage test with leakage current＜5mA.
