RDH4028B2-2

DC Fan RD4028 40 x 40 x 28mm (1.57 x 1.57 x 1.1in) Series Dimensions are in millimeters. PART NO. BEARINGS VOLTAGE =Ball =Sleeve (V) RDH4028B5  5 RDH4028S5  RDM4028B5 RANGE SPEED AIR FLOW (Q) AIR FLOW (Q) PRESSURE (P) NOISE (CFM) (mmAq) PRESSURE (P) (m3/min) (A) (RPM) 3.5~5.75 0.35 7500 0.26 9.4 6.0 0.23 32 5 3.5~5.75 0.35 7500 0.26 9.4 6.0 0.23 32  5 3.5~5.75 0.30 6500 0.23 8.2 4.7 0.18 28 RDM4028S5  5 3.5~5.75 0.30 6500 0.23 8.2 4.7 0.18 28 RDL4028B5  5 3.5~5.75 0.22 5000 0.17 6.1 3.5 0.14 23 RDL4028S5  5 3.5~5.75 0.22 5000 0.17 6.1 3.5 0.14 23 RDH4028B  12 6.0~13.8 0.20 8800 0.31 11.2 8.1 0.32 36 RDH4028S  12 6.0~13.8 0.20 8800 0.31 11.2 8.1 0.32 36 RDM4028B  12 6.0~13.8 0.18 8000 0.28 10.1 6.8 0.26 33 RDM4028S  12 6.0~13.8 0.18 8000 0.28 10.1 6.8 0.26 33 RDL4028B  12 6.0~13.8 0.12 5000 0.17 6.1 3.5 0.14 23 RDL4028S  12 6.0~13.8 0.12 5000 0.17 6.1 3.5 0.14 23 RDH4028B2  24 12~27.6 0.16 8800 0.31 11.2 8.1 0.32 36 RDH4028S2  24 12~27.6 0.16 8800 0.31 11.2 8.1 0.32 36 RDM4028B2  24 12~27.6 0.12 8000 0.28 10.1 6.8 0.26 33 RDM4028S2  24 12~27.6 0.12 8000 0.28 10.1 6.8 0.26 33 RDL4028B2  24 12~27.6 0.09 5000 0.17 6.1 3.5 0.14 23 RDL4028S2  24 12~27.6 0.09 5000 0.17 6.1 3.5 0.14 23 Performance Curves (VDC) CURRENT (inH2O) (dBA) Electrical Specifications Dielectric Strength: Insulation Resistance: Motor: Tolerances: 500VAC (1mA/1min) or 600VAC (2 sec) Frame to lead wires >10MΩ At 500VDC between frame and (+/-) lead wires Brushless DC with permanent magnet +/-10% on rated current and speed Power consumption of sleeve bearing may be up to 10% higher than ball bearing. Mechanical Specifications Airflow Direction: Air over struts Frame: Thermoplastic PBT (GF 30%), Class UL94V-0) Impeller: Thermoplastic PBT (GF 15%), Class UL94V-0) Lead Wires (L): Weight: Rotation: Life Expectancy: UL1007, 24AWG/260mm; Red(+); Black (-) 36g (1.27oz) Counterclockwise viewed from impeller Ball: 50,000 hrs. @25ºC TA (Sleeve: 30,000 hrs. @25ºC TA) Environmental Specifications Operating Temperature: -10 to +70ºC At 35-85% relative humidity Storage Temperature: -40 to +80ºC At 35-85% relative humidity Anechoic chamber at free air. Measured at 1 meter from the fan and perpendicular to the direction of the airflow. Auto-Start (AS) – standard Protects fan if obstructed by an external object. Tachometer Informs user of fan running speed. Rotation Detection Detects whether fan is running or has stopped. Acoustical: Optional Features Specifications subject to change without notice. email: sales@pelonistech.com ● www.pelonistechnologies.com