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1SAZ511201R1001 — 130-185A Thermal Overload Relay
relayPart number: 1SAZ511201R1001
ABB 1SAZ511201R1001 is a TA450DU-185 three-pole thermal overload relay with a 130–185 A adjustable current range and trip class 10A. It provides motor overload and phase-failure protection, selectable manual or automatic reset, and normally open and normally closed auxiliary contacts. Verify the starter and mounting arrangement before ordering.
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Technical specifications
| Manufacturer | ABB |
|---|---|
| Part number | 1SAZ511201R1001 |
| Category | Electrical & controls |
| Published component description | 130–185 A thermal overload relay |
| Reference status | Published part reference; specification and fitment require confirmation |
| Availability | On request |
| Current setting range | 130–185 A |
| Trip class | 10A |
| Number of poles | 3 |
| Auxiliary contacts | 1 normally open and 1 normally closed |
| Reset | Selectable manual or automatic |
| Temperature compensation | Yes |
| Net weight | 1.5 kg |
| Operating ambient temperature | −25 to +55 °C |
| Storage temperature | −40 to +70 °C |
| Degree of protection | IP20 |
Catalogue information may contain errors or be out of date.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 is the current setting range and trip class of ABB 1SAZ511201R1001?
The TA450DU-185 has an adjustable current setting range of 130–185 A and trip class 10A. Check the motor nameplate and the protection requirements before selecting the relay.
What motor protection and reset functions does the TA450DU-185 provide?
This thermal overload relay is intended to protect motors against overload and phase failure. It has selectable manual or automatic reset, a trip indication and test and stop functions.
What auxiliary contacts are included on the TA450DU-185?
The relay has one normally closed trip contact and one normally open signal contact. Check the control-circuit ratings and wiring requirements for the intended installation.
How can I check whether this relay will fit an existing motor starter?
Confirm the existing contactor model, equipment serial number and mounting arrangement before ordering. The relay is listed for ABB A210, A260 and A300 contactors, but the mounting hardware and suitability for the particular starter should be verified.
Researched on:
Research information may be outdated. Confirm fitment and specifications with our team before ordering.