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Allen Bradley PowerFlex DC Drives SK-20P-S725729

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SK-20P-S725729

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The SK-20P-S725729 from Allen Bradley is an integral spare part for the PowerFlex DC Drive series. This component, specifically a 4 SCR leg assembly, facilitates armature power conversion and rectification and is designed to fit the Frame D models within the PowerFlex range.

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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-20P-S725729

ManufacturerAllen Bradley
Product TypePowerFlex DC Drive Spare Part
Product LinePowerFlex DC Drives
Part NumberSK-20P-S725729
Weight32.00 lbs (14.51 kg)
Component Type4 SCR Leg Assembly
Primary FunctionArmature power conversion/rectification
Frame CompatibilityFrame D PowerFlex DC Drives
Number of SCRs4 SCRs per assembly leg
Cooling RequirementForced air
Mounting TypeInternal Chassis Mount
Min. Operating Temperature0°C
Max. Operating Temperature50°C
Min. Storage Temperature-40°C
Max. Storage Temperature70°C
Relative Humidity5 to 95% (Non-Condensing)
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The SK-20P-S725729 component from Allen Bradley’s PowerFlex DC Drives series is a critical spare part essential for system maintenance. This unit consists of a 4 SCR leg assembly, which is dedicated to converting and rectifying armature power. It is specifically built for compatibility with Frame D PowerFlex DC Drives, ensuring a precise fit and functionality.

This assembly features four silicon-controlled rectifiers (SCRs) per leg, enhancing power management within the system. Cooling requirements are met through a forced air system, which is necessary for reliable operation under varying loads. With its design meant for internal chassis mounting, the SK-20P-S725729 can be easily integrated into the existing drive structure.

The operational temperature range for this unit is from 0°C up to a maximum of 50°C, catering to standard operational environments. It is built to withstand more extreme conditions during storage, with a capability to handle temperatures as low as -40°C and as high as 70°C. Furthermore, the component supports a relative humidity range of 5% to 95% (non-condensing), making it suitable for a variety of industrial applications. This combination of features ensures that the SK-20P-S725729 provides dependable performance and durability in demanding settings.