Catalogue reference. Availability, exact specification and OEM or aftermarket supply are confirmed in your quotation.
1SAZ211201R2045 — Thermal overload relay
relayPart number: 1SAZ211201R2045
ABB 1SAZ211201R2045 (TA25DU-14M) is a three-pole thermal overload relay with an adjustable 10–14 A setting range and trip class 10A. It provides motor overload and phase-failure protection, with selectable manual or automatic reset, one normally closed trip contact and one normally open signal contact. It also features temperature compensation, trip indication and STOP and TEST functions.
Looking for ABB 1SAZ211201R2045? This catalogue reference is listed under relay. Send the part number and your equipment details so we can confirm the specification, availability and a quotation including shipping.
Availability on request
Technical specifications
| Manufacturer | ABB |
|---|---|
| Part number | 1SAZ211201R2045 |
| Category | Electrical & controls |
| Time-Current Characteristic Curve | Tripping characteristic - Thermal overload relay TA25DU-14, TA25DU-14 V1000 |
| Product Net Width | 44 mm |
| Product Net Height | 80 mm |
| Product Net Depth / Length | 94 mm |
| Product Net Weight | 0.15 kg |
| Rated Operational Voltage | Main Circuit 690 V AC |
| Rated Operational Current (I e ) | 14 A |
| Rated Frequency (f) | Auxiliary Circuit 50 Hz |
| Number of Poles | 3P |
| Number of Auxiliary Contacts NC | 1 |
| Number of Auxiliary Contacts NO | 1 |
| Number of Protected Poles | 3 |
| Conventional Free-air Thermal Current (I th ) | Auxiliary Circuit NC 5 A |
| Rated Operational Current AC-15 (I e ) | (120 V) NC 3 A |
| Degree of Protection | Housing IP20 |
| Connecting Capacity Auxiliary Circuit | Flexible 1/2x 0.75 ... 2.5 mm² |
| Connecting Capacity Main Circuit | Flexible with Ferrule 1x 0.75 ... 4 mm² |
| Wire Stripping Length | Auxiliary Circuit 9 mm |
| Power Loss | at Rated Operating Conditions per Pole 1.2 ... 2.4 W |
| Maximum Operating Voltage UL/CSA | Main Circuit 600 V AC |
| Contact Rating UL/CSA | (NC:) B600 |
| Connecting Capacity Main Circuit UL/CSA | Flexible 1/2x 16-8 AWG |
| Connecting Capacity Auxiliary Circuit UL/CSA | Flexible 1/2x 18-14 AWG |
| Tightening Torque UL/CSA | Auxiliary Circuit 12 in·lb |
| Ambient Air Temperature | Operation -25 ... +55 °C |
| Maximum Operating Altitude Permissible | 2000 m |
| Resistance to Shock acc. to IEC 60068-2-27 | 25g 2 shocks 13 ms |
| Published component type | Thermal overload relay |
| Reference status | Published part reference; specification and fitment require confirmation |
| Availability | On request |
| Extended Product Type | TA25DU-14M |
| Overload Current Setting Range | 10–14 A |
| Trip Class | 10A |
| Reset Mode | Selectable manual or automatic |
| Protection Functions | Motor overload and phase failure |
| Terminal Type | Screw terminals |
| Rated Insulation Voltage | 690 V |
| Mounting Type | Contactor mounted |
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 of ABB 1SAZ211201R2045?
The TA25DU-14M has an adjustable overload setting range of 10–14 A and a rated operational current of 14 A. Check the motor nameplate and application requirements before selecting the relay.
What protection and trip class does the TA25DU-14M provide?
This three-pole thermal overload relay provides motor overload and phase-failure protection and has trip class 10A. Confirm that its protection characteristics suit the motor and starting conditions.
Does the relay offer manual or automatic reset and auxiliary contacts?
Yes. It has selectable manual or automatic reset, one normally closed trip contact and one normally open signal contact. It also has STOP and TEST functions and trip indication.
Can this overload relay be mounted on my existing contactor?
The relay is designed for direct mounting on a contactor, but compatibility depends on the exact contactor. Provide the contactor model and equipment serial number, if available, to verify the installation before ordering.
Researched on:
Research information may be outdated. Confirm fitment and specifications with our team before ordering.