6SE7021-3TP60 Siemens SIMOVERT MASTERDRIVES inverter

Siemens SIMOVERT MASTERDRIVES Vector Control inverter documented at 5.5 kW and 13.2 A.

Documented drive function

Rebuilt from individual evidence

The Siemens catalog identifies this exact reference as a SIMOVERT MASTERDRIVES Vector Control Compact Plus inverter in the industrial motor drive path.

Exact reference: 6SE7021-3TP60
Category: Drives / VFD
Evidence checked: 2026-09-12

System role

This section explains what the product does and where it acts in the surrounding system.

Function: Controls motor power by converting the DC link into a controlled motor output.
System position: Sits between the upstream machine control system and the downstream motor power circuit.
Upstream / inputs: Receives DC-link power and control setpoints from the upstream drive system.
Downstream / outputs: Delivers controlled electrical output to the downstream motor circuit.
Limitations: Unknown: installation compatibility, option-code fit, and current commercial status require separate confirmation.

Evidence ledger

Facts, inferences, and unknowns are kept separate.

Facts

The Siemens catalog identifies 6SE7021-3TP60 as a SIMOVERT MASTERDRIVES Vector Control Compact Plus inverter.
Confidence: high
- cache.industry.siemens.com — retrieved 2026-09-12; high confidence
The catalog lists 5.5 kW nominal power, 13.2 A rated output current, and a 510-650 V DC link range.
Confidence: high
- cache.industry.siemens.com — retrieved 2026-09-12; high confidence

Inferences

The inverter sits between the machine control system and the motor power circuit in an industrial drive system.
Confidence: medium
Rationale: The Siemens catalog classifies it as an inverter and places it in a motor-drive component system.
- cache.industry.siemens.com — retrieved 2026-09-12; high confidence

Unknowns

Unknown: installation compatibility, option-code fit, and current commercial status require separate confirmation.
Confidence: low
Missing evidence: The catalog does not establish an installation-specific compatibility matrix or current commercial conditions.

System position diagram

A machine controller sends setpoints to the 6SE7021-3TP60 inverter, which controls the motor circuit. — The inverter is positioned between machine control and the motor circuit.

View Mermaid source

flowchart LR; Controller --> Inverter; Inverter --> Motor

View diagram labels

Nodes: Machine controller; 6SE7021-3TP60 inverter; Motor circuit
Edges: Control setpoints; Controlled motor power

Next action

The Siemens catalog supports publication as a documented SIMOVERT MASTERDRIVES inverter with the stated power and current data.

Unknown: confirm installation compatibility, option-code fit, and current commercial status before replacement.

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