Schneider Electric VW3A3310D Modbus TCP Ethernet communication card

Schneider documentation identifies VW3A3310D as a Modbus TCP communication card for Altivar 61 and Altivar 71 drives. The card has dual RJ45 Ethernet connectors for daisy-chain networking and supports drive configuration, control, monitoring, and diagnostics.

Documented system function and position

Rebuilt from individual evidence

Schneider documentation identifies VW3A3310D as a Modbus TCP communication card for Altivar 61 and Altivar 71 drives.

The card has dual RJ45 Ethernet connectors for daisy-chain networking and supports drive configuration, control, monitoring, and diagnostics.

Sits between the Altivar drive control interface and the Ethernet network.

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

Exact reference: VW3A3310D
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: Routes Modbus TCP data between an Altivar drive and the Ethernet control network.
System position: Sits between the Altivar drive control interface and the Ethernet network.
Upstream / inputs: Receives drive control, status, and diagnostic data from the Altivar drive.
Downstream / outputs: Exchanges Modbus TCP data with the downstream Ethernet control network.
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

Schneider documentation identifies VW3A3310D as a Modbus TCP communication card for Altivar 61 and Altivar 71 drives.
Confidence: high
- ckm-content.se.com — retrieved 2026-09-12; high confidence
The card has dual RJ45 Ethernet connectors for daisy-chain networking and supports drive configuration, control, monitoring, and diagnostics.
Confidence: high
- ckm-content.se.com — retrieved 2026-09-12; high confidence
- www.se.com — retrieved 2026-09-12; high confidence
Routes Modbus TCP data between an Altivar drive and the Ethernet control network.
Confidence: high
- ckm-content.se.com — retrieved 2026-09-12; high confidence

Inferences

Inferred system position: Sits between the Altivar drive control interface and the Ethernet network.
Confidence: medium
Rationale: The exact-reference identity and documented product function establish the adjacent system stages.
- ckm-content.se.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 drive control, status, and diagnostic data from the Altivar drive. through VW3A3310D to Exchanges Modbus TCP data with the downstream Ethernet control network.. — System placement inferred from the cited evidence: Sits between the Altivar drive control interface and the Ethernet network.

View Mermaid source

flowchart LR
  upstream["Receives drive control, status, and diagnostic data from the Altivar drive."] -->|documented path| item["VW3A3310D"]
  item -->|documented path| downstream["Exchanges Modbus TCP data with the downstream Ethernet control network."]

View diagram labels

Nodes: Receives drive control, status, and diagnostic data from the Altivar drive.; Schneider Electric VW3A3310D Modbus TCP Ethernet communication card; Exchanges Modbus TCP data with the downstream Ethernet control network.
Edges: Documented upstream path; Documented downstream path

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