175Z0043 Danfoss VLT 5000 variable drive

175Z0043 is listed as a Danfoss VLT 5000 variable drive with a 3x380-500 V input description.

System role and input

Rebuilt from individual evidence

Unknown: verification boundary

A targeted Cofiem listing identifies Danfoss 175Z0043 as a VLT 5000 variable drive and gives the exact description VLT5003PT5B20STR3D0F00A00 with a 3x380-500 V input description.

The variable drive regulates motor speed between the AC supply and the motor in the variable-speed power path.

Unknown: complete option code, motor compatibility, firmware, service history and condition of an individual 175Z0043 unit.

Exact reference: 175Z0043
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: Regulates motor speed as a Danfoss VLT 5000 variable drive.
System position: Sits between an AC supply and the motor in the variable-speed power path.
Upstream / inputs: AC supply power and a speed command feed the variable drive.
Downstream / outputs: Controlled variable-frequency power passes toward the motor.
Limitations: Unknown: complete option code, motor compatibility, firmware, service history and condition of an individual 175Z0043 unit.

Evidence ledger

Facts, inferences, and unknowns are kept separate.

Facts

A targeted Cofiem listing identifies Danfoss 175Z0043 as a VLT 5000 variable drive.
Confidence: medium
- www.cofiem.fr — retrieved 2026-09-11; medium confidence
The listing gives the exact description VLT5003PT5B20STR3D0F00A00 and a 3x380-500 V input description.
Confidence: medium
- www.cofiem.fr — retrieved 2026-09-11; medium confidence

Inferences

The variable drive regulates motor speed between an AC supply and a motor.
Confidence: medium
Rationale: The exact listing identifies a Danfoss variable drive; supply-to-motor placement follows from the drive function.
- www.cofiem.fr — retrieved 2026-09-11; medium confidence

Unknowns

Unknown: complete option code, motor compatibility, firmware, service history and condition of an individual 175Z0043 unit.
Confidence: low
Missing evidence: The captured listing does not provide a full installation compatibility record or individual unit inspection.

System position diagram

175Z0043 regulates motor speed between an AC supply and a motor. — The variable drive receives a speed command and regulates power to the motor.

View Mermaid source

flowchart LR
 supply["AC supply"] --> drive["175Z0043"]
 command["Speed command"] --> drive
 drive --> motor["Motor"]

View diagram labels

Nodes: AC supply; 175Z0043; Motor
Edges: Supply input; Variable-speed power

Next action

The captured evidence supports publishing this exact reference as a Danfoss VLT 5000 variable drive, with electrical and unit checks required.

Confirm the full nameplate, input voltage, motor data, option code and unit condition before connection.

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