Shree Shiva Electrical

Here’s what I found about the Rexnord Cooling Fan REC-22060 R B2 W:

Product Specifications Technical Highlights (from manufacturer/technical PDFs):

• Size: Approximately 220 × 60 mm (8″ sweep)

• Housing: Aluminum die-cast; Impeller: Nylon (likely Nylon 66) 

• Motor Design: Shaded-pole AC motor 

• Voltage: Operates around 230 VAC (185–245 VAC range) 

• Current: Approximately 0.40 A 

• Speed: Around 2,450 RPM (another site lists ~2,600 RPM) 

• Airflow: Approx. 360 CFM (Cubic Feet per Minute) 

• Noise Level: Around 55 dB(A) 

• Bearing Type: Sleeve or ball bearing options 
  Insulation: Class B; high insulation resistance (>100 MΩ at 500 VDC); dielectric strength: 1,500 VAC for 1 minute
  Weight: Approx. 1.23 kg (1,230 g) 

• Operating Temperature Range: –10 °C to +70 °C (sleeve bearing); –20 °C to +70 °C (ball bearing)
  Summary Table