Description
8280-481 is a high voltage (90 to 150 Vdc) controller and is one of the Woodward 723PLUS Analog Load Sharing Digital Speed Control units designed for low-speed engines. Low-speed engines are those rated at 130 rpm or less. A low-voltage version of this low-speed controller is also available, as are high and low-voltage options for high-speed engines.
8280-481 Technical Specifications
Weight | 6.5lbs. |
Power Supply Rating | 90–150 Vdc (125 Vdc nominal) |
Part Number | 8280-481 | 723PLUS Low Speed with high-voltage power supply |
Dimensions (inches) | 16.25W x 11.5L x 2.375H |
Manufacturer | Woodward |
Manual | 02879 |
Impedance | 2.3 kOhms |
Features | Metal Chassis for Hazardous Locations |
The 8280-481 is in a sheet-metal chassis for hazardous locations, but precautions still need to be taken when selecting a location for the 723PLUS Speed Control. The hardware is susceptible to electromagnetic interference and should be protected from high-voltage and high-current devices. It should also be protected from vibration, and direct exposure to water (including condensation-prone environments) and should be mounted in a location where adequate ventilation and a –40 to +70 °C temperature range are maintained during operations. Manual 02879 has additional safety precautions and should be consulted before selecting a mounting location for this control.
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