ABB T25 DU 8.5 thermal overload relay (catalog code GJZ 252 1201 R0040), adjustable 6.0–8.5A, new and never used in the original ABB box with instruction leaflet. This relay provides bimetallic thermal motor protection with selectable manual/automatic reset and is designed for mounting directly on ABB A‑line contactors (A9–A40 series).
Brand: ABB
Series: T25 DU thermal overload relay
Model marking: T25 DU 8,5
Product ID / code: GJZ 252 1201 R0040 (equivalent to TA25DU‑8.5M / 1SAZ211201R2040)
Current adjustment range: 6.0–8.5A (front white dial, scale in amperes)
Trip class: 10A (for standard‑duty motor starting)
Main circuit: 3‑pole thermal overload relay for 3‑phase motors up to 690 V AC.
Auxiliary contacts: 1 NC (95‑96) + 1 NO (97‑98) trip/signal contacts.
Reset modes: selectable Manual / Auto via front selector.
Functions: STOP / Test button, trip indication, temperature compensation, trip‑free mechanism.
Mounting: direct mounting on ABB A/AE/AL/AX/TAL 9–40 contactors or separate mounting with adapter kit.
Standards: IEC 60947‑4‑1, IEC 60947‑5‑1.
New old stock; relay has not been wired or operated.
Original ABB cardboard box included; carton shows noticeable shelf wear, discoloration and edge creases from long‑term storage but no structural damage.
Device front, terminals and adjustment dials appear clean with sharp markings; instruction leaflet is present inside the box.
Intended for protecting motors with full‑load current between 6 and 8.5A; setting should be matched to motor nameplate current and coordinated with upstream fuses or breakers.
Compatible with ABB A‑line contactors (A9–A40, AX9–AX32, AL9–AL40), making it suitable for standard DOL motor starters and control panels using ABB components.
