RE8RA11B installation sequence and technical identity
RE8RA11B identifies a Schneider Electric Harmony Time industrial timing relay. This service note separates confirmed RE8RA11B catalog facts from site-dependent checks. The main collage is a shared category reference image, not a claim that it depicts the exact RE8RA11B unit.
Key technical parameters
| Technical item | Verified value / selection note |
|---|---|
| Complete reference | RE8RA11B |
| Product family | Harmony Time industrial timing relay |
| Function | Type C off-delay |
| Time setting | 0.1–10 seconds |
| Control / output | 24 V AC/DC; one changeover contact |
Four-step field sequence
- 1. Identify Photograph the complete RE8RA11B nameplate and installed assembly. Capture the equipment tag and verify that RE8RA11B is the intended ordering reference.
- 2. Compare Match RE8RA11B electrical or signal ratings, mounting, terminal positions and associated devices with the approved drawing. Match the timing function, not only the output contact count.
- 3. Prepare For RE8RA11B, isolate the relevant circuit, label wiring and save settings or network configuration when the product carries them.
- 4. Test Commission RE8RA11B under the site's safe procedure. Record operation, indication, alarms and any configuration or protection settings.
Ordering record
The RE8RA11B order should carry the full code, quantity, equipment ID, operating environment and separately required accessories. Before approving RE8RA11B, compare the delivered manufacturer's documentation and nameplate with the installed duty.
When RE8RA11B is installed in an older system, preserve the as-found wiring, firmware, drive parameters or controller program as applicable. A modern substitute for RE8RA11B may require changes to mechanical fit, signaling or commissioning; test those changes at system level.
Related visual-code references
No still-unassigned close-looking RE8 item is grouped under RE8RA11B. Review any alternative code against its own technical information before purchase.
Handover and acceptance
Record the delivered RE8RA11B label, approved settings, wiring checks and functional result. Keep the RE8RA11B decision with the site's service history. This makes future maintenance traceable without assuming that a visually similar part is the same product.
