ABB three-pole bimetal thermal overload relay family for reliable motor protection against overload and phase failure. Screw terminals, trip class 10A and selectable manual or automatic reset support straightforward industrial control-panel integration.
| Selection point | Officially documented consideration |
|---|---|
| Current setting | The family spans 0.10–32.0 A through multiple variants; the exact suffix defines the adjustable range. |
| Main circuit | Rated operational voltage is 690 V AC; rated frequency is DC or 50/60 Hz, with a documented 0–400 Hz frequency range. |
| Mounting | Mount directly on the compatible contactor, or use an ABB single-mounting kit for 35 mm DIN rail installation. |
| Environment | ABB lists −25 to +55 °C operating temperature, −40 to +70 °C storage and IP20 housing protection. |
| Standards | IEC/EN 60947-4-1, IEC/EN 60947-5-1 and IEC/EN 60947-1. |
No. ABB lists a family of variants from 0.10 to 32.0 A. The complete suffix must be matched.
The relay changes the positions of auxiliary contacts 95-96 and 97-98; reset may be manual or automatic.
Yes. ABB documents direct contactor mounting and optional single mounting on 35 mm DIN rail.
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