Technical illustration. Representative component image; exact configuration and appearance may vary. Images are for reference only. The supplied part’s appearance may differ.
1SAZ211201R1017 — TA25DU-0.63 Thermal Overload Relay 0.40 ... 0.63 A
relayPart number: 1SAZ211201R1017
ABB TA25DU-0.63 (1SAZ211201R1017) is a three-pole thermal overload relay with an adjustable 0.40–0.63 A current setting and trip class 10A. It provides motor overload and phase-loss protection, selectable manual or automatic reset, and one normally open plus one normally closed auxiliary contact.
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Technical specifications
| Manufacturer | ABB |
|---|---|
| Part number | 1SAZ211201R1017 |
| Category | Electrical & controls |
| Published component description | TA25DU-0.63 Thermal Overload Relay 0.40 ... 0.63 A |
| Reference status | Published part reference; specification and fitment require confirmation |
| Availability | On request |
| Current setting range | 0.40–0.63 A |
| Trip class | 10A |
| Main poles | 3 |
| Auxiliary contacts | 1 normally open + 1 normally closed |
| Reset | Selectable manual or automatic |
| Terminal type | Screw terminals |
| Protection functions | Thermal overload and phase-loss sensitivity |
| Indication and controls | Trip indication; test and stop functions |
Catalogue information may contain errors or be out of date. Full specifications and verified details are available on request. Confirm the part number and equipment fitment with us before ordering.
Product questions
What current range and trip class does ABB 1SAZ211201R1017 have?
The TA25DU-0.63 has an adjustable current setting range of 0.40–0.63 A and trip class 10A. Check the motor nameplate and the application requirements before selecting a relay.
Does the TA25DU-0.63 protect against phase loss and work with single-phase motors?
ABB describes the three-pole TA25DU relay as phase-loss sensitive and suitable for single- and three-phase applications. Confirm the wiring and suitability for the specific motor and installation before use.
What reset options and auxiliary contacts does this relay have?
It has selectable manual or automatic reset and two electrically isolated auxiliary contacts: one normally open and one normally closed. It also has test and stop functions and a trip indication.
Can the TA25DU-0.63 be mounted separately from a contactor?
ABB lists a separate mounting kit for the TA25DU-0.16 through TA25DU-25 range, which includes this model. For an existing installation, provide the contactor model and equipment serial number to confirm fitment.
Researched on:
Research information may be outdated. Confirm fitment and specifications with our team before ordering.