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ABB tf42-13.0 thermal overload relay 10a - 13a
MPN: 1SAZ721201R1045
Alt. SKU: TF42-13
Special Price
£46.07
£38.39
Regular Price
£70.87
Why Choose the TF42-13 [1SAZ721201R1045]
The TF42-13 thermal overload relay provides cost-effective electromechanical protection for main motor circuits. Designed to deliver reliable and rapid response to overloads and phase failures, it features a trip class 10 rating for precise motor safeguarding. Key technical attributes include temperature compensation, a normally closed trip contact, a normally open signal contact, and selectable automatic or manual reset modes. The device incorporates a trip-free mechanism, an integrated STOP function, and clear trip indication for straightforward diagnostics. These overload relays mount directly onto compatible block contactors, with single mounting kits available as optional accessories to ensure secure and efficient installation.
Technical Specification
- Function: Thermal overload relay with phase failure protection and trip class 10.
- Voltage Ratings: Main circuit 690 V AC / 600 V DC; Auxiliary circuit 600 V AC/DC.
- Current Setting Range: 10 to 13 A; Rated operational current 13 A.
- Contact Configuration: 3 poles, 1 normally closed (NC) trip contact, 1 normally open (NO) signal contact.
- Insulation & Impulse Ratings: Rated insulation voltage 690 V; Rated impulse withstand voltage 6 kV (main and auxiliary circuits).
- Degree of Protection: IP20.
- Terminal Type & Size Range: Flexible and rigid cables with ferrules, 0.75 to 4 mm² (main circuit), 0.75 to 2.5 mm² (auxiliary circuit).
- Tightening Torque: Auxiliary circuit 1-1.2 N·m; Main circuit 1.5-2.5 N·m.
- Mechanical Features: Trip-free mechanism, manual or automatic reset selectable, with stop function and trip indication.
Trusted By Customers Worldwide
"Specified by UK panel builders for dependable control." Controls Engineer, UK
Frequently Asked Questions
What is the function of the TF42-13 thermal overload relay?
The TF42-13 thermal overload relay provides electromechanical protection for motors against overload and phase failure, featuring a trip class of 10.
What is the current setting range for this relay?
The current setting range for the TF42-13 thermal overload relay is 10 to 13 A, with a rated operational current of 13 A.
What are the voltage ratings for the main and auxiliary circuits?
The main circuit voltage rating is 690 V AC / 600 V DC, while the auxiliary circuit voltage rating is 600 V AC/DC.
What type of cables can be used with the TF42-13 relay?
The relay can accommodate flexible and rigid cables with ferrules, ranging from 0.75 to 4 mm² for the main circuit and 0.75 to 2.5 mm² for the auxiliary circuit.
What is the degree of protection for the TF42-13 relay?
The TF42-13 thermal overload relay has a degree of protection rated at IP20.
Can the relay be reset manually?
Yes, the TF42-13 relay features a manual reset option, in addition to an automatic reset option.
What should I refer to for standards and approvals of this product?
See the manufacturer's data sheet for standards and approvals.
| Manufacturer Part Number | 1SAZ721201R1045 |
|---|---|
| Amp Range | 10A - 13A |
| HS Code | 85364900 |
| Country of Manufacture | Germany |
| Manufacturer | ABB |
| Alternative Product SKU | TF42-13 |
| Barcode | 4013614398131 |
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Motor protection for overload and phase failure
Thermal overload relays are economic electromechanical protection devices for the main circuit. They offer reliable protection for motors in the event of overload or phase failure. The thermal overload relay can make up a compact starting solution together with contactors.
Main Benefits:
- Reliable protection for motors
- Easy to create starters
- Optimized match to ABB contactors
- Single mounting kits and wire reset for
remote control available for specific applications
Main Features:
- Adjustable current setting ranges
- Overload protection with phase loss sensitivity
- Temperature compensation up to +60°C
- Automatic or manual reset, sealable
- Stop and test function
