Need more information?
ABB 1SAZ721201R1051TF42-24 Thermal Overload Relay 20 ... 24 A
Offer Description
The TF42-24 thermal overload relay is an economic electromechanical protection device for the main circuit. It offers reliable and fast protection for motors in the event of overload or phase failure. The device has trip class 10. Further features are the temperature compensation, trip contact (NC), signal contact (NO), automatic- or manual reset selectable, trip-free mechanism, STOP function and a trip indication. The overload relays are connected directly to the block contactors. Single mounting kits are available as accessory.TF42-24 Thermal Overload Relay 20 24 A ABB 1SAZ721201R1051
Product Description
The TF42-24 Thermal Overload Relay 20 ... 24 A is an economic electromechanical protection device for the main circuit. It offers reliable and fast protection for motors in the event of overload or phase failure. The device has trip class 10. Further features are the temperature compensation, trip contact (NC), signal contact (NO), automatic- or manual reset selectable, trip-free mechanism, STOP function and a trip indication. The overload relays are connected directly to the block contactors. Single mounting kits are available as accessory.
Key Features:
Applications:
Ideal for protecting motors in industrial applications where overload or phase failure may occur.
Product Details
- Brand
- ABB
- Country of Origin
- DE
- Part Number
- 1SAZ721201R1051
- Tariff Code
- 85364900
- EAN
- 4013614398155
- UNSPSC
- 39122330
- ETIM
- Group Code : EG000017
- Group Description : Low-voltage Industrial Components
- Class Description : Thermal overload relay
- Class Code : EC000106
- Version : 7
Offer details
- Best offer from:
Trusted Automa.Net Supplier- Availability:
- 3 pcs.In-StockUpdated at: 14-07-2025
- Warranty:
- 12 months
- Estimated Delivery:
- 22-25 July to United States
- Condition:
- New Factory Sealed
Are you a Supplier?
Join 650 suppliers, sell to 3500+ verified buyers.
Policies and Information
Shipping Information
Return & Refund Policies
Secure Payment Process
Warranty Policies
Dimensions
- Product Net Width
- 45 mm
- Product Net Height
- 88.3 mm
- Product Net Depth / Length
- 70.5 mm
- Product Net Weight
- 0.145 kg
Technical
- Setting Range
- 20 ... 24 A
- Rated Operational Voltage
- Auxiliary Circuit 600 V AC/DCMain Circuit 690 V ACMain Circuit 600 V DC
- Rated Operational Current (Ie)
- 24 A
- Rated Frequency (f)
- Auxiliary Circuit 50 HzAuxiliary Circuit 60 HzAuxiliary Circuit DCMain Circuit 50 HzMain Circuit 60 Hz
- Rated Impulse Withstand Voltage (Uimp)
- Auxiliary Circuit 6 kVMain Circuit 6 kV
- Rated Insulation Voltage (Ui)
- 690 V
- Number of Poles
- 3
- Number of Auxiliary Contacts NC
- 1
- Number of Auxiliary Contacts NO
- 1
- Number of Protected Poles
- 3
- Conventional Free-air Thermal Current (Ith)
- Auxiliary Circuit NC 6 AAuxiliary Circuit NO 4 A
- Rated Operational Current AC-15 (Ie)
- (120 V) NC 3 A(120 V) NO 0.5 A(240 V) NC 3 A(240 V) NO 0.5 A(400 V) NC 0.75 A(400 V) NO 0.5 A(500 V) NC 0.75 A(500 V) NO 0.5 A
- Rated Operational Current DC-13 (Ie)
- (125 V) NC 0.55 A(125 V) NO 0.55 A(24 V) NC 1.25 A(24 V) NO 1.25 A(250 V) NC 0.27 A(250 V) NO 0.27 A(500 V) NC 0.15 A(500 V) NO 0.15 A(60 V) NC 0.55 A(60 V) NO 0.55 A
- Degree of Protection
- IP20
- Pollution Degree
- 3
- Connecting Capacity Auxiliary Circuit
- Flexible with Ferrule 1/2x 0.75 ... 2.5 mm²Flexible with Insulated Ferrule 1x 0.75 ... 2.5 mm²Flexible with Insulated Ferrule 2x 0.75 ... 1.5 mm²Flexible 1/2x 0.75 ... 1 mm²Flexible 1/2x 1 ... 2.5 mm²Rigid 1/2x 0.75 ... 4 mm²
- Connecting Capacity Main Circuit
- Flexible with Ferrule 1/2x 2.5 ... 10 mm²Flexible with Ferrule 1/2x 1.5 ... 2.5 mm²Flexible with Insulated Ferrule 1/2x 1.5 ... 6 mm²Flexible 1/2x 2.5 ... 4 mm²Flexible 1/2x 4 ... 6 mm²Rigid 1/2x 1.5 ... 2.5 mm²Rigid 1/2x 2.5 ... 10 mm²
- Tightening Torque
- Auxiliary Circuit 1 ... 1.2 N·mMain Circuit 2.5 ... 2.7 N·m
- Wire Stripping Length
- Auxiliary Circuit 9 mmMain Circuit 12 mm
- Recommended Screw Driver
- Main Circuit Pozidriv 2
- Power Loss
- at Rated Operating Conditions per Pole 1.8 ... 2.6 W
- Suitable For
- AF09AF12AF16AF26AF30AF38
- Standards
- IEC/EN 60947-1IEC/EN 60947-4-1IEC/EN 60947-5-1UL 60947-1UL 60947-4-1
Classifications
- Object Classification Code
- F
- ETIM 4
- EC000106 - Thermal overload relay
- ETIM 5
- EC000106 - Thermal overload relay
- EClass
- V11.0 : 27371501
- IDEA Granular Category Code (IGCC)
- 5366 >> Thermal overload relay
- E-Number (Finland)
- 3706129
- E-Number (Sweden)
- 3211973
Environmental
- Ambient Air Temperature
- Operation -25 ... +60 °COperation Compensated -25 ... +60 °CStorage -50 ... +80 °C
- Ambient Air Temperature Compensation
- Yes
- Maximum Operating Altitude Permissible
- 2000 m
- Resistance to Shock acc. to IEC 60068-2-27
- 11 ms Pulse 25g
- Resistance to Vibrations acc. to IEC 60068-2-6
- 5g / 3 ... 150 Hz
- RoHS Status
- Following EU Directive 2011/65/EU and Amendment 2015/863 July 22, 2019
Technical UL/CSA
- Maximum Operating Voltage UL/CSA
- Main Circuit 600 V AC
- Contact Rating UL/CSA
- (NC:) B600(NC:) Q600(NO:) Q600(NO:) D300
- Connecting Capacity Main Circuit UL/CSA
- Flexible 1/2x 14-6 AWGStranded 1/2x 14-6 AWG
- Connecting Capacity Auxiliary Circuit UL/CSA
- Flexible 1/2x 18-12 AWGStranded 1/2x 18-12 AWG
- Tightening Torque UL/CSA
- Auxiliary Circuit 9 ... 11 in·lbMain Circuit 22 in·lb
Ordering
- Minimum Order Quantity
- 1 piece
- Customs Tariff Number
- 85364900
Documents
Data Sheet
Datasheet for ABB 1SAZ721201R1051, including specifications and features.
Download Data SheetRelated products
Additional Information
The TF42-24 Thermal Overload Relay offers reliable and fast protection for motors, making it ideal for industrial applications.