EC series. Slotless Brushless DC Motor EC2845, 028mmX45mm vishan dsjii A: With Hall Sensors B: Sensorless M 1:1.5 Sensorless With hall sensor Motor data Operating Range 17 Thermal resistance housing-ambient 9.6 K/W 18 Thermal resistance winding-housing 6.3 K/W 19 Thermal time constant winding 37 s 20 Thermal time constant motor 584 s 22 Max. permissible winding temperature +150°C 24 Axial play at axial load <8 N 26 Max. axial load (dynamic) 27 Max.force for press fits (static) (static, shaft supported) 28 Max. radial loading, 5mm from flange 29 Number of pole pairs Connection [Configuration Conection A (Sensor) PVC Pin 1 Vhall 3-18 VDC AWG26 Pin 2 Hall sensor HA AWG26 Pin 3 Hall sensor HB AWG26 Pin 4 Hall sensor HC AWG26 Pin 5 GND AWG26 Pin 6 Motor winding MA AWG26 Pin 7 Motor winding MB AWG26 Pin 8 Motor winding MC AWG26 Conector JST PH2.0-8P Performance: Customized in the continuous operating range Ball bearing: Preload Flange: Standard frange front&back/customize the frange Shaft: Length/Diameter/Cut face/double shaft/hollow shaft Leadwire: PVC/Silicon/Teflon/UL No/Dimension/length Connector: JST/MOLEX/TE Conection B (Sensorless) PVC Pin 1 Motor winding MA AWG26 Pin 2 Motor winding MB AWG26 Pin 3 Motor winding MC AWG26