6SE7021-8TP50 Siemens SIMOVERT MASTERDRIVES Inverter
Manufacturer: Siemens
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Part Number: 6SE7021-8TP50
Condition：New with Original Package
Product Type: Frequency Inverters
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Siemens 6SE7021-8TP50 SIMOVERT MASTERDRIVES Vector Control Compact Plus
Configured for precise torque regulation and motor control in industrial drive networks, the Siemens 6SE7021-8TP50 (6SE7021-8TP50 AC Converter) provides direct physical and electrical execution.
Suffix Breakdown & Model Matrix
The base designation represents a 7.5 kW nominal power rating with a 17.5 A continuous output capacity across the SIMOVERT MASTERDRIVES Compact Plus platform. The appended -Z variant specification indicates factory-configured customization parameters tailored for specialized application requirements.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 6SE7021-8TP50 |
| Brand | Siemens |
| Origin | Germany |
| Weight | 4.06 kg |
| Dimensions | Compact Plus cabinet-mount format |
| Operating Temp | 0 deg C to +40 deg C |
| Power Consumption | 7.5 kW rated output |
| Product Series | SIMOVERT MASTERDRIVES VC (Compact Plus) |
| Module Type | AC Frequency Inverter |
| Input Voltage | 3-Phase AC, 380 V to 480 V (50/60 Hz) |
| Output Frequency | 0 Hz to 650 Hz |
| Nominal Current | 17.5 A |
Profinet and Backplane Bus Communication Velocity
The internal communication architecture manages deterministic data exchanges across PROFIBUS-DP and serial interface links. Firmware flash compatibility enables rapid parameter synchronization during cold starts and module hot swaps. Bus communication velocity handles high-speed setpoint updates from supervisory controllers without introducing transmission jitter or loop latency.
Frequently Asked Questions
Q: Can this drive operate as a standalone unit without a communication bus?
A: Yes, the inverter executes core motor control loops via direct digital and analog I/O wiring without requiring a fieldbus network.
Q: Is this converter compatible with both induction and synchronous motors?
A: The vector control algorithm manages both motor types to deliver high torque accuracy and stable speed regulation.
Q: How does the internal hardware manage thermal dissipation under continuous load?
A: Thermal management relies on an internal forced air-cooling fan assembly operating within the specified cabinet ambient limits.
Field Installation Guidelines
- Mount the drive vertically inside a grounded control cabinet to ensure optimal thermal convection and forced airflow paths.
- Verify that all 3-phase AC input lines and DC link terminals are fully de-energized before performing mechanical wiring or cable termination.
- Ensure motor output cables utilize 360-degree shielded braiding terminated securely at the cabinet entry plate to suppress high-frequency electromagnetic interference.
- Check that internal cooling fans and cabinet ventilation louvers remain unobstructed to maintain required thermal dissipation parameters.