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1SAZ321201R1005 — TA75DU-63 Thermal Overload Relay 45 ... 63 A
relayPart number: 1SAZ321201R1005
ABB TA75DU-63 (1SAZ321201R1005) is a three-pole thermal overload relay with an adjustable 45–63 A current range and trip class 10A. It provides motor overload and phase-loss protection, with selectable manual or automatic reset, auxiliary contacts, and test and stop functions.
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Technical specifications
| Manufacturer | ABB |
|---|---|
| Part number | 1SAZ321201R1005 |
| Category | Electrical & controls |
| Published component description | TA75DU-63 Thermal Overload Relay 45 ... 63 A |
| Reference status | Published part reference; specification and fitment require confirmation |
| Availability | On request |
| Current setting range | 45–63 A |
| Trip class | 10A |
| Number of poles | 3 |
| Auxiliary contacts | 1 normally open and 1 normally closed |
| Reset mode | Selectable manual or automatic |
| Main circuit rated operational voltage | 690 V AC |
| Rated operational current | 63 A |
| Terminal type | Screw clamp terminals |
| Ambient operating temperature | −25 to +55 °C |
Catalogue information may contain errors or be out of date.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 the TA75DU-63 have?
The ABB 1SAZ321201R1005 has an adjustable current range of 45–63 A and trip class 10A. Check the motor nameplate and protection requirements before selecting the relay.
What protection does the TA75DU-63 provide?
This thermal overload relay is designed for motor overload protection and is sensitive to phase loss. The overall motor circuit still requires appropriate short-circuit protection.
Can the TA75DU-63 be reset manually or automatically?
Yes. The relay offers selectable manual or automatic reset, as well as test and stop functions and a trip indication.
Which contactors can the TA75DU-63 mount on?
The published contactor list includes ABB A50, A63, A75, AE50, AE63 and AE75. Confirm the exact contactor and equipment details, including serial number where applicable, before ordering.
Researched on:
Research information may be outdated. Confirm fitment and specifications with our team before ordering.