KEB 15.F4.C1E-3420 Combivert F4 frequency inverter

15.F4.C1E-3420 is a documented frequency inverter used within an industrial automation system.

System function

Rebuilt from individual evidence

Unknown: Evidence and limits

The captured exact-reference records identify 15.F4.C1E-3420 as a KEB Combivert F4 frequency inverter for an 11 kW, three-phase 400 V drive context.

The inverter regulates motor power and frequency; the exact machine controller, motor, and parameters are not documented.

Unknown: Installation-specific compatibility remains undocumented.

Exact reference: 15.F4.C1E-3420
Category: Drives / VFD
Evidence checked: 2026-09-11

System role

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

Function: Receives and processes the documented signals or supply for this frequency inverter.
System position: Sits in the frequency inverter path between the documented upstream boundary and the controlled system boundary.
Upstream / inputs: The three-phase AC supply and connected motor form the documented drive-system boundaries.
Downstream / outputs: The inverter regulates motor power and frequency; the exact machine controller, motor, and parameters are not documented.
Limitations: Unknown: the exact installation, controller program, wiring, firmware, and commissioning parameters.

Evidence ledger

Facts, inferences, and unknowns are kept separate.

Facts

The captured exact-reference records identify 15.F4.C1E-3420 as a KEB Combivert F4 frequency inverter for an 11 kW, three-phase 400 V drive context.
Confidence: medium
- www.precisionzone.net — retrieved 2026-09-11; medium confidence
- shop.scmgroup.com — retrieved 2026-09-11; medium confidence
The inverter regulates motor power and frequency; the exact machine controller, motor, and parameters are not documented.
Confidence: medium
- www.precisionzone.net — retrieved 2026-09-11; medium confidence
- shop.scmgroup.com — retrieved 2026-09-11; medium confidence

Inferences

Inferred system position: 15.F4.C1E-3420 is installed in the frequency inverter path between its documented upstream signals or supply and the controlled system boundary.
Confidence: medium
Rationale: The exact-reference sources identify the product type and a connected system boundary; the placement statement is explicitly marked as an inference.
- www.precisionzone.net — retrieved 2026-09-11; medium confidence
- shop.scmgroup.com — retrieved 2026-09-11; medium confidence

Unknowns

Unknown: the exact installation, controller program, wiring, firmware, and commissioning parameters.
Confidence: low
Missing evidence: No exact installation, controller program, wiring, firmware, or commissioning record was captured.

System position diagram

A signal path shows documented upstream signals or supply entering 15.F4.C1E-3420, a frequency inverter, which connects to the controlled system boundary. — System position inferred from the exact-reference evidence: the frequency inverter sits between the documented upstream and downstream boundaries.

View Mermaid source

flowchart LR\n  upstream["Documented upstream signals or supply"] --> unit["15.F4.C1E-3420 frequency inverter"]\n  unit --> downstream["Controlled system boundary"]

View diagram labels

Nodes: Documented upstream signals or supply; 15.F4.C1E-3420 frequency inverter; Controlled system boundary
Edges: Documented supply or signals; System output path

Next action

The captured evidence supports a concrete frequency inverter role for 15.F4.C1E-3420; installation-specific compatibility remains unknown.

Unknown: Installation-specific compatibility and connected equipment must be verified before installation or replacement.

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