Siemens 3UA5200-1A adjustable thermal overload relay for motor protection, with 1–1.6 A setting range and integrated auxiliary contacts.
Unit is in good working used condition with cosmetic dust and marks from prior service.
Brand: Siemens
Model: 3UA5200-1A (also marked 3UA52 00-1A on label)
Type: Thermal delayed overload relay for mounting onto contactors/starters
Current setting range: 1.0–1.6 A (front adjustment dial)
Poles: 3‑pole motor protection (T1, T2, T3 terminals)
Auxiliary contacts: 1 NO + 1 NC (95–96 / 97–98) for signal or trip indication
Rated insulation / operational voltage: up to 660–690 V AC (label: 660 V–800 V class; typical spec 600 V AC max use category)
Reset: manual/auto reset selector (blue button/setting)
Trip / test: red stop/reset button on front
Mounting: directly on compatible Siemens 3TF32/3TF33 contactors and similar 3TF series starters
Made in Germany (label).
Good working used condition
Visibly dusty from panel storage and removal; screw terminals and bimetal linkages appear intact
Front dials and buttons move freely; no broken plastic or missing parts observed
Not electrically tested after removal; sold as used surplus, assumed functional but unverified under load
Suitable as a replacement overload relay for small motors in the 1–1.6 A full‑load current range, when combined with appropriate Siemens contactors.
Buyer should confirm coordination with motor FLC, short‑circuit protection, and existing contactor model before installation.
