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Siemens SINAMICS 6SE7021-6ES87-2DC0

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6SE7021-6ES87-2DC0

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The 6SE7021-6ES87-2DC0, a brake resistor from Siemens’ SINAMICS series, effectively serves in braking systems. It is rated to deliver up to 10 kW with an allowable input voltage range of 380 to 480 V AC.

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Technical specifications for 6SE7021-6ES87-2DC0

ManufacturerSiemens
Product TypeBrake Resistor
Product LineSINAMICS
Part Number6SE7021-6ES87-2DC0
UPC662643062151
Weight25.00 lbs (11.34 kg)
Control TypeVector Control
Power Rating10 kW
Temperature Range-10°C to 40°C
Resistance40 Ohm
ApplicationUsed in braking systems
Input Voltage380-480 V AC
Cooling MethodAir-cooled
Frequency50/60 Hz
Mounting TypePanel Mount
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The Siemens 6SE7021-6ES87-2DC0 is specifically designed to act as a brake resistor within various braking systems. With a substantial power rating of 10 kW, it handles significant energy levels effectively. The unit requires an input voltage between 380 and 480 V AC, making it suitable for diverse engineering applications.

This resistor has a resistance of 40 Ohm, facilitating efficient operation within control environments that utilize vector control strategies. Weighing 11.34 kg, it is a manageable component for installation. Operating within a temperature range of -10°C to 40°C, the resistor is well-suited for environments that may encounter fluctuating conditions.

Air cooling is employed to maintain optimal performance during operation, ensuring that the component remains within safe temperature limits. This piece is compatible with systems running at frequencies of 50 or 60 Hz. The mounting type is designated for panel installation, which provides flexibility for various configurations in machinery or control systems. Overall, the 6SE7021-6ES87-2DC0 demonstrates robust design and reliability in its intended applications.