| Char. 1 - 4 |
DC-Powered Cooling Fan Design | Char. 1 - 4 |
DC -Powered Cooling Fan Design | |
| CNDC | 120mm x 38.5mm Tube Axial Fan | MBDC | 76mm x 30mm Centrifugal Blower | |
| CUDC | 120mm x 25.5mm Tube Axial Fan | PUDC | 80mm x 25.5mm Tube Axial Fan | |
| EUDC | 40mm x 12.7mm Tube Axial Fan | SFBD | 94mm x 30mm Centrifugal Blower | |
| KLDC | 92mm x 32mm Tube Axial Fan | SMBD | 76mm x 25mm Centrifugal Blower | |
| KUDC | 92mm x 25.5mm Tube Axial Fan | TUDC | 60mm x 25.5mm Tube Axial Fan |
| Char. 5, 6 |
Nominal Operating Voltage (V) |
| 5 | 5.0 |
| 12 | 12 |
| 24 | 24 |
| 48 | 48 |
| Char. 7 | Relative Operating Speed within Series | Char. 7 | Relative Operating Speed within Series | |
| B | Medium | N | Fastest | |
| D | Slow | U | Faster than Faster | |
| H | Faster | Z | Fast | |
| K | Dual Speed |
| Char. 8 |
Product Revision |
| 4 | Standard Design |
| 7 | Power Saver 1 |
| 8 | Power Saver 2 |
| Char. 9 |
Mounting Flange Construction |
| F | Open, 8 Mounting Holes - Four on the Air Discharge Side Parallel to Four on the Air Inlet Side of the Fan |
| R | Closed, Four Through-Hole Mounting Positions |
| V | Reinforced with Spacers, Four Through-Hole Mounting Positions |
| Char. 12 |
Monitor Options |
| P | Open-Collector Tachometer (two square wave pulses per revolution, 50 percent duty cycle) |
| Q | Open-Collector, Low-Pass/High-Fail Trip-Point Alarm (at preselected minimum speed) |
| S | Open-Collector. Low-Pass/High-Fail Locked Rotor Alarm |
| SQ | Open-Collector, High-Pass/Low-Fail Trip-Point Alarm (at preselected minimum speed) |
| Other Servo Part Numbers: |
| D Series Fans / E Series Blowers / G Series Fans |
| Series CB / CN / CU / KA / MA / PA / PL / SCN / SCU / VE / WE |
Cooling Fans > Part Numbers > Servo Fans
For part numbering information, move the cursor to a position in the model name.
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