ABB 1SAZ721201R1045 service and procurement questions
This field-service FAQ identifies ABB 1SAZ721201R1045 for accurate ordering and for checking the complete installed function.
Verified technical parameters
| Technical item | Verified value / selection note |
|---|---|
| Complete designation | 1SAZ721201R1045 |
| Product family | TF42-13 |
| Component role | 10–13 A TF42 thermal overload relay |
| Exact ABB order code | 1SAZ721201R1045 |
| Product series | TF42-13 |
| Setting range | 10–13 A for this code |
| Trip class | 10 in TF42 family; check specific marking |
| Fit | Select matching AF contactor and mounting |
| Final configuration | Confirm exact nameplate, hardware revision and order options before purchase |
Use the ABB 1SAZ721201R1045 values together with the cited ABB publication and the delivered device marking; option-dependent details require confirmation.
Which technical limits should be compared?
Compare the ABB 1SAZ721201R1045 data table with the site design, including current, voltage, trip class, poles or interface where applicable. Values for a sibling order code are not automatically values for this unit.
For ABB 1SAZ721201R1045, verify current range, contactor and reset method. If a required characteristic is not documented, request the manufacturer sheet and inspect the delivered nameplate.
What does this exact code identify?
ABB 1SAZ721201R1045 designates 10–13 A TF42 thermal overload relay. Quote the whole order code from the installed marking; a family name or similar photograph does not confirm the fitted supply, contact pattern or current window.
The intended ABB 1SAZ721201R1045 role is to protect a small AF motor feeder. Check the host machine and approved drawings before deciding whether this is the correct part.
How should a replacement be assessed?
When a supplier suggests another code in place of ABB 1SAZ721201R1045, compare the exact series, mounting, dimensions, control supply, load rating, contact pattern and approvals. Get a written technical difference record.
Retain the removed ABB 1SAZ721201R1045 and its connection photograph until the replacement has passed the approved functional test. Engineering approval is required for a meaningful change.
What is normally supplied separately?
ABB 1SAZ721201R1045 may rely on an external overload element, mounting kit, auxiliary block, controller settings or host contactor according to its function. List every required companion article in the purchase order.
Do not assume ABB 1SAZ721201R1045 includes a complete starter or a ready-to-use safety function. Confirm terminals, accessories, wiring and the whole assembly before installation.
What should the technician test?
After isolated installation of ABB 1SAZ721201R1045 by qualified personnel, test motor-trip and signal contacts. Record test settings, measured values and expected response before returning the circuit to operation.
ABB 1SAZ721201R1045 should be tested in normal, commanded and relevant fault or off conditions. Verify feedback signals and interlocks at the system level.
What should purchasing keep on file?
Save the ABB 1SAZ721201R1045 code, manufacturer reference, accepted configuration and dated as-left photos with the equipment record. This preserves a reliable route for the next procurement cycle.
If ABB 1SAZ721201R1045 becomes obsolete, seek an ABB-supported successor or documented equivalent and review all interface differences; do not silently swap an adjacent variant.
Related codes in the same series
The codes below are grouped under ABB 1SAZ721201R1045 as same-series references and will not receive separate pages. They may have different coils, contacts, current ranges or revisions; do not treat them as direct substitutes without checking each complete code.
- 1SAZ721201R1051
- 1SAZ721201R1052
- 1SAZ721201R1053
Final field note
Release an ABB 1SAZ721201R1045 order after exact-code, duty and companion-part checks have been signed off.
After commissioning ABB 1SAZ721201R1045, keep the acceptance results and updated spare record with the asset.
