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Allen Bradley PowerFlex 700 SK-D9-SCRPRE1-F

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SK-D9-SCRPRE1-F

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The SK-D9-SCRPRE1-F is a specialized SCR pre-charge circuit board from the PowerFlex 700 series by Allen Bradley. Designed for robust electrical applications, it operates with a voltage rating of 600/690 V AC and manages a current capacity of up to 1000 Amps.

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for SK-D9-SCRPRE1-F

ManufacturerAllen Bradley
Product TypeSCR pre-charge circuit board
Product LinePowerFlex 700
Part NumberSK-D9-SCRPRE1-F
Weight3.00 lbs (1.36 kg)
Voltage Rating600/690 V AC
Jumper OptionsLine, Spare-1, Spare-2
ESD SensitiveYes
Current Rating1000 Amps
Default Line Jumper3-phase
CompatibilityPowerFlex SCR bus supply
Mounting OptionsUpper or lower carrier plate
InstallationInternal assembly
Temperature Range0 to 50 °C
ReconfigurationMaster to slave conversion
Cooling MethodDrive-dependent
LED IndicatorsAlarm, Fault, Power OK
Bus EnergizingBuilt-in pre-charge circuit
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The SK-D9-SCRPRE1-F model represents a critical component in the Allen Bradley PowerFlex 700 series, serving as an SCR pre-charge circuit board. This unit is rated for high voltages at 600/690 V AC and can work effectively under a current load of 1000 Amps. The design incorporates various jumper options, including Line, Spare-1, and Spare-2, with the default jumper configured for 3-phase applications.

Characterized by its ESD sensitivity, proper handling is essential during installation. It can be mounted on either the upper or lower carrier plate, allowing flexibility in installation within the assembly. The board is intended for internal use within the associated drive system and can operate within a temperature range of 0 to 50 °C.

Moreover, it supports reconfiguration, enabling a transition from a master to a slave configuration as needed. The cooling approach relies upon the specifics of the drive it is integrated with, ensuring thermal management is handled adequately. The circuit board is equipped with LED indicators that inform users of the system’s status, showing Alarm, Fault, and Power OK conditions. Furthermore, it includes a built-in pre-charge circuit that facilitates bus energizing, reinforcing its functionality in high-performance applications.