Delta VFD7A5MS21ANSHA MS300 high-speed variable frequency drive

Delta's MS300 catalog identifies VFD7A5MS21ANSHA as a high-speed model in the MS300 drive family. The catalog records 230 V single-phase input, a 2 HP or 1.5 kW motor range, 7.5 A rated output current, and a 0 to 1500 Hz high-speed model range.

Documented system function and position

Rebuilt from individual evidence

Delta's MS300 catalog identifies VFD7A5MS21ANSHA as a high-speed model in the MS300 drive family.

The catalog records 230 V single-phase input, a 2 HP or 1.5 kW motor range, 7.5 A rated output current, and a 0 to 1500 Hz high-speed model range.

Sits between the single-phase AC supply and the downstream motor in an MS300 drive system.

Unknown: installed wiring, firmware, condition, and installation-specific compatibility are not established by the captured sources.

Exact reference: VFD7A5MS21ANSHA
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: Converts single-phase AC input into controlled variable-frequency power for an induction or permanent-magnet motor.
System position: Sits between the single-phase AC supply and the downstream motor in an MS300 drive system.
Upstream / inputs: Receives 230 V single-phase AC and a motor control command.
Downstream / outputs: Supplies controlled variable-frequency power to the downstream motor.
Limitations: Unknown: installed wiring, firmware, condition, and installation-specific compatibility are not established by the captured sources.

Evidence ledger

Facts, inferences, and unknowns are kept separate.

Facts

Delta's MS300 catalog identifies VFD7A5MS21ANSHA as a high-speed model in the MS300 drive family.
Confidence: high
- www.deltaww.com — retrieved 2026-09-12; high confidence
The catalog records 230 V single-phase input, a 2 HP or 1.5 kW motor range, 7.5 A rated output current, and a 0 to 1500 Hz high-speed model range.
Confidence: high
- www.deltaww.com — retrieved 2026-09-12; high confidence
- www.wolfautomation.com — retrieved 2026-09-12; medium confidence
Converts single-phase AC input into controlled variable-frequency power for an induction or permanent-magnet motor.
Confidence: high
- www.deltaww.com — retrieved 2026-09-12; high confidence

Inferences

Inferred system position: Sits between the single-phase AC supply and the downstream motor in an MS300 drive system.
Confidence: medium
Rationale: The exact-reference identity and documented product function establish the adjacent system stages.
- www.deltaww.com — retrieved 2026-09-12; high confidence

Unknowns

Unknown: installed wiring, firmware, condition, and installation-specific compatibility are not established by the captured sources.
Confidence: low
Missing evidence: The captured sources do not establish installed wiring, firmware, condition, or installation-specific compatibility.

System position diagram

A flow from Receives 230 V single-phase AC and a motor control command. through VFD7A5MS21ANSHA to Supplies controlled variable-frequency power to the downstream motor.. — System placement inferred from the cited evidence: Sits between the single-phase AC supply and the downstream motor in an MS300 drive system.

View Mermaid source

flowchart LR
  upstream["Receives 230 V single-phase AC and a motor control command."] -->|documented path| item["VFD7A5MS21ANSHA"]
  item -->|documented path| downstream["Supplies controlled variable-frequency power to the downstream motor."]

View diagram labels

Nodes: Receives 230 V single-phase AC and a motor control command.; Delta VFD7A5MS21ANSHA MS300 high-speed variable frequency drive; Supplies controlled variable-frequency power to the downstream motor.
Edges: Documented upstream path; Documented downstream path

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