Description
ABB 216EA61B HESG448230R1/G | RE.216 Input Module | Generator Protection Spare
Key Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| Model | 216EA61B |
| Order Code | HESG448230R1/G |
| Product Family | RE.216 / REG 216 |
| Catalog Association | Advant OCS with Master SW |
| Product Type | Input Module |
| System Architecture | RE.216 electronic protection system |
| Installation | Plug-in electronic unit |
| Rack Family | 216MB-series |
| Internal Bus | B448C parallel bus architecture |
| Application | Generator / electrical protection |
| Exact Input Ratings | Configuration-dependent; verify OEM system documentation |
Product Introduction
The is an input module associated with ABB’s legacy RE.216 digital protection architecture. Secondary product records identify the unit as an Input Module and associate the ordering code with Advant OCS hardware.
In the RE.216 system, electronic modules are installed as plug-in units in an equipment rack, while the rear of the rack carries the B448C parallel bus and connections to the external I/O units. ABB’s RE.216 documentation also makes clear that the number and type of electronic units and I/O units vary from one plant implementation to another. Consequently, should be selected from the actual protection-system drawings and installed hardware, rather than treated as a generic PLC input card.
216EA61B HESG448230R1/G
Application Scenarios & Field Pitfalls — The Engineer’s Perspective
Engineering Pain Point
A common problem with legacy RE.216 maintenance is that obsolete ABB part numbers are frequently described differently by secondary suppliers. For , descriptions found online range from input module to processor and power hardware. Those classifications should not be mixed when preparing a replacement order. The physical board marking and the installed RE.216 configuration should take priority.
Typical Applications
- Generator protection systems — Input interface hardware within REG 216 installations.
- Electrical protection panels — Processing of external protection-related signals through the RE.216 I/O architecture.
- Legacy Advant OCS installations — Replacement of aging plug-in electronic units.
- Protection-system maintenance — Restoration of an input channel or replacement of a failed module.
Technical Pitfalls
1. Do not treat it as a generic PLC input module.
The 216EA61B belongs to the RE.216 protection architecture. Its actual field interface must be established from the plant’s I/O drawings and module configuration.
2. Verify the complete order code.
The correct procurement reference is , not simply “216EA61B.” Revision and suffix information can matter when replacing legacy protection hardware.
3. Check the rack position before replacement.
RE.216 electronic modules are installed as plug-in units in the protection rack, with the B448C parallel bus located at the rear. Incorrect rack position or damaged rear connections can create symptoms that appear to be a defective module.
4. Do not assume universal electrical ratings.
Public listings give conflicting voltage, current, channel-count, and signal-type information for this exact part. Those values should not be used for engineering approval without the applicable ABB system documentation.
5. Review the plant-specific I/O configuration.
ABB documentation states that the number and type of electronic units, racks, and I/O units vary according to the particular plant execution. The associated project drawings are therefore important when identifying a replacement.
6. Inspect the surrounding hardware.
Before replacing the module, check auxiliary supply units, rack connections, standard cables, external I/O interfaces, and the associated protection configuration. A failed input indication does not automatically prove an electronic-unit failure.
Related Products
- ABB 216AB61 — Related RE.216 electronic unit within the same protection architecture.
- ABB 216VC62A — Processing unit for the RE.216 protection system.
- ABB 216MB61 — Equipment rack used within the RE.216 architecture.
- ABB 216MB62 — RE.216 electronic equipment rack.
- ABB 216NG61 — Auxiliary DC supply hardware for RE.216 racks.
- ABB 216NG62 — Related auxiliary DC supply configuration.
- ABB 216DB61 — Binary input and tripping unit used in the RE.216 family.
- ABB REG 216 — Digital generator protection system associated with the 216-series hardware.
Procurement Note
For , request a clear photograph of the module label and confirm the installed RE.216 rack type, rack position, plant I/O drawing, and neighboring module numbers before approving a replacement. Because this is legacy protection hardware, matching the complete ordering code and system configuration is more important than relying on a generic online description.
