Eaton HF3A 741B0011 Current Transformer 50/5A 1VA IEC 61869-2 New

Eaton HF3A current transformer, model 741B0011, for measuring up to 50 A primary current with a 5 A secondary output. New, unused unit supplied in original Eaton box, ideal for switchboard and panel metering applications.

Item details

• Brand: Eaton (HF series T‑line current transformer)

• Model: HF3A-50/5A, catalog no. 741B0011eaton+1

• Type: Through‑hole current transformer for measurement circuits

• Primary/secondary rating: S1–S2 50 A / 5 A (ratio 50/5A)

• Rated apparent power (VA): 1 VA with accuracy classes 1 and 3 printed on label (CI 1–3, see photos)lemu

• Frequency: 50–60 Hz (printed on label)eaton

• System voltage: up to 0.72 kV, test voltage 3 kV (HF series standard)eaton

• Standards/approvals: EN/IEC 61869-2, CE mark, KEMA KEUR approvalstandards.iteh+1

• Origin: Label indicates Eaton Industries (Austria) GmbH, made in Romania (see photos).

• Core style: Compact solid core with small circular opening for cable or small busbar (see photos for dimensions; datasheet gives 17 mm opening diameter).eaton+1

• Full technical data: See photos/label and datasheet for complete specification details.

Condition

• New, never used industrial surplus.

• Supplied in original Eaton cardboard box marked “Current Transformer”; box shows light storage wear only (scuffs, edge wear).

• Transformer body and terminals appear clean, with no signs of installation.

• Will be repacked securely inside an outer shipping carton to protect the original box.

Notes

• HF3A series T‑line current transformer designed for metering and indication in low‑voltage distribution boards.eaton

• Suitable for use with energy meters, ammeters, and monitoring relays requiring a 5 A secondary current; please verify ratio and burden against your meter before purchase.

• Please review the high‑resolution photos and label carefully to confirm ratings and approvals for your application.