• 6SE7021-8TB71-Z
  • 6SE7021-8TB71-Z-1
  • 6SE7021-8TB71-Z-2
1 3

6SE7021-8TB71-Z Siemens Frequency Converter | VFD Drive

Anbarda (16 ədəd), göndərilməyə hazırdır
  • Satıcı:

    Siemens

  • Növ:

    Frequency Converter

  • Country of Origin:

    DE

  • Dimensions:

    15*43*35cm

  • Weight:

    16000 g

  • Etiketlər: Frequency converter

Siemens 6SE7021-8TB71-Z Frequency Converter: Precision Drive Control

Key Technical Specifications

  • Brand & Model: Siemens 6SE7021-8TB71-Z frequency converter.
  • Power Rating: 2.2 kW for standard induction motors.
  • Input Voltage: 380-480 V AC, three-phase, 50/60 Hz.
  • Output Current: Nominal 5.5 A, maximum 6.9 A.
  • Frequency Range: 0 to 300 Hz for flexible speed control.
  • Control Method: V/f control or vector control without encoder.
  • Protection Class: IP20 rating for indoor panel installation.
  • Ambient Temperature: Operates from 0°C to +40°C reliably.
  • Storage Temperature: Handles -25°C to +70°C without damage.
  • Overload Capacity: 150% for 60 seconds, 200% for 3 seconds.
  • Digital Inputs: Six programmable isolated inputs.
  • Analog Inputs: Two channels, 0-10V or 0/4-20mA selectable.
  • Communication: Built-in USS protocol via RS485 interface.
  • EMC Filter: Integrated class A filter reduces interference.
  • Efficiency: High 97% typical at rated load.
  • Resolution: Frequency setting resolution at 0.01 Hz.

Frequently Asked Questions (FAQ)

  • Q: Is this the genuine Siemens 6SE7021-8TB71-Z?
    A: Yes, we supply only brand new and original Siemens products.
  • Q: Can this drive run a 1.5 kW motor safely?
    A: Yes, the 6SE7021-8TB71-Z works well for motors up to 2.2 kW.
  • Q: Does the unit include a built-in braking chopper?
    A: No, this model requires an external braking resistor for dynamic braking.
  • Q: What communication protocols does it support?
    A: It supports USS and Modbus RTU through the RS485 port.
  • Q: How do I reset the factory default parameters?
    A: Set parameter P053 to 6, then set P060 to 2 for a complete reset.
  • Q: Do you have stock for immediate shipping?
    A: Yes, we have the 6SE7021-8TB71-Z in stock ready to ship.
  • Q: Can I use this drive at 50°C ambient temperature?
    A: You must derate the output current by 2.5% per °C above 40°C.

For inquiries, please contact us: sales@nex-auto.com or +86 153 9242 9628.

Partner NexAuto Technology Limited

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