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Allen Bradley PowerFlex 700 20B-STD-A0

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20B-STD-A0

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The 20B-STD-A0 is a standard control cassette in the Allen Bradley PowerFlex 700 series, specified for open loop control applications. This unit can accommodate a drive current ranging from 1.3 to 875 Amps, making it suitable for a variety of motor control requirements.

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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 20B-STD-A0

ManufacturerAllen Bradley
Product TypeStandard Control Cassette
Product LinePowerFlex 700
Part Number20B-STD-A0
UPC820919072710
Weight2.50 lbs (1.13 kg)
Control TypeOpen Loop
Drive Current Range1.3–875 A
Altitude Limit1000 m (3300 ft)
Supply Voltage24 V AC/DC
Drive Power Range (HP)0.5–700 HP
Operating Temperature Range0–50 °C (32–122 °F)
Drive Power Range (kW)0.37–500 kW
Altitude DeratingAbove 1000 m
Drive Voltage Range240–932 V AC
Operating Frequency50–60 Hz
Storage Temperature Range-40–70 °C (-40–158 °F)
Cooling MethodDrive-integrated
Mounting LocationInternal
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The 20B-STD-A0 from Allen Bradley’s PowerFlex 700 series serves as a standard control cassette for motor applications requiring open loop control. This model can manage a driving current from 1.3 up to 875 Amps, allowing it to cater to demanding operational needs. The cassette's supply voltage is rated at 24 V AC/DC, ensuring compatibility across various setups.

With a notable power output capacity, it works effectively within ranges from 0.5 HP to 700 HP, which translates to a corresponding power output range from 0.37 kW to 500 kW. This adaptability makes it versatile for different motor applications. The cassette is designed to operate under conditions ranging from 0 °C to 50 °C (32 °F to 122 °F) and can withstand storage temperatures between -40 °C to 70 °C (-40 °F to 158 °F).

The drive voltage it can handle spans from 240 to 932 V AC, supporting both standard and high-voltage applications. While operating under nominal frequency conditions of 50 to 60 Hz, it integrates a cooling method within the drive itself for efficient thermal management. Additionally, it should be noted that at altitudes above 1000 meters (3300 feet), derating may be necessary to maintain optimal performance. The internal mounting location of the cassette allows for streamlined installation into compatible setups.