AF16ZB-40-00-21

Name: AF16ZB-40-00-21
Brand: ABB
SKU: AF16ZB-40-00-21

The ABB AF16ZB-40-00-21 is a 4-pole contactor with screw terminals, controlling motors up to 7.5 kW at 400 V AC (AC-3). It offers a wide control voltage range of 24-60 V (50/60 Hz) and 20-60 V DC, ensuring reliable operation in unstable networks. Built-in surge protection and a compact design make it suitable for various industrial applications[1][4].

Product ModelAF16ZB-40-00-21

Material Number1SBL176261R2100

Product ID87305

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Efficient Motor ControlThe AF16ZB-40-00-21 is designed to control motors up to 7.5 kW at 400 V AC (AC-3), making it ideal for a wide range of industrial applications.
2
2. Wide Control Voltage RangeWith a control voltage range of 24-60 V (50/60 Hz) and 20-60 V DC, this contactor can manage large control voltage variations, reducing panel energy consumption and ensuring distinct operations in unstable networks.
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3. Built-in Surge ProtectionThe contactor features built-in surge protection, providing a compact and reliable solution for power circuit control. This protection ensures the longevity of the contactor and the overall system.
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4. Compact DesignThe AF16ZB-40-00-21 has a block-type design that can be easily extended with add-on auxiliary contact blocks and a wide range of accessories. Its compact size makes it suitable for various mounting options, including DIN rail mounting.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

45 mm

Product Net Depth / Length

77 mm

Product Net Height

86 mm

Product Net Weight

0.31 kg

Number of Main Contacts NO

Number of Main Contacts NC

5. Reliable OperationWith a rated operational current of 30 A at 690 V and a maximum breaking capacity, this contactor ensures reliable operation under various load conditions. It also meets international standards such as IEC 60947-1 and UL 508, ensuring compliance with global safety regulations.

Number of Auxiliary Contacts NO

Number of Auxiliary Contacts NC

Standards

IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1, CSA C22.2 No. 60947-1, CSA C22.2 No. 60947-4-1, IEC 60077-1 (applicable parts), IEC 60077-2 (applicable parts), EN 50155 (applicable parts), TR CU 001/2011, IEC 61373, For compliance confirmation on applicable parts based on your application and combination, please consult your ABB sales representatives.

Rated Operational Voltage

Main Circuit 690 V

Rated Frequency (f)

Control Circuit 50 / 60 Hz Main Circuit 50 / 60 Hz

Conventional Free-air Thermal Current (Ith)

acc. to IEC 60947-4-1, Open Contactors Î = 40 Â°C 35 A

Rated Operational Current AC-1 (Ie)

(690 V) 40 Â°C 30 A (690 V) 60 Â°C 30 A (690 V) 70 Â°C 26 A

Rated Operational Current AC-3 (Ie)

(415 V) 60 Â°C 18 A (440 V) 60 Â°C 18 A (500 V) 60 Â°C 15 A (690 V) 60 Â°C 10.5 A (380 / 400 V) 60 Â°C 18 A (220 / 230 / 240 V) 60 Â°C 18 A

Rated Operational Power AC-3 (Pe)

(400 V) 7.5 kW (415 V) 9 kW (440 V) 9 kW (500 V) 9 kW (690 V) 9 kW (380 / 400 V) 7.5 kW (220 / 230 / 240 V) 4 kW

Rated Short-time Withstand Current Low Voltage (Icw)

at 40 Â°C Ambient Temp, in Free Air, from a Cold State 10 s 150 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 15 min 35 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 1 min 60 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 1 s 300 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 30 s 80 A

Maximum Breaking Capacity

cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 440 V 250 A cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 690 V 106 A

Maximum Electrical Switching Frequency

(AC-1) 600 cycles per hour

Rated Operational Current DC-1 (Ie)

(110 V) 1-Pole, 40 Â°C 20 A (110 V) 1-Pole, 60 Â°C 20 A (110 V) 1-Pole, 70 Â°C 20 A (110 V) 2 Poles in Series, 40 Â°C 30 A (110 V) 2 Poles in Series, 60 Â°C 30 A (110 V) 2 Poles in Series, 70 Â°C 26 A (110 V) 3 Poles in Series, 40 Â°C 30 A (110 V) 3 Poles in Series, 60 Â°C 30 A (110 V) 3 Poles in Series, 70 Â°C 26 A (110 V) 4 Poles in Series, 40 Â°C 30 A (110 V) 4 Poles in Series, 60 Â°C 30 A (110 V) 4 Poles in Series, 70 Â°C 26 A (220 V) 2 Poles in Series, 40 Â°C 20 A (220 V) 2 Poles in Series, 60 Â°C 20 A (220 V) 2 Poles in Series, 70 Â°C 20 A (220 V) 3 Poles in Series, 40 Â°C 30 A (220 V) 3 Poles in Series, 60 Â°C 30 A (220 V) 3 Poles in Series, 70 Â°C 26 A (220 V) 4 Poles in Series, 40 Â°C 30 A (220 V) 4 Poles in Series, 60 Â°C 30 A (220 V) 4 Poles in Series, 70 Â°C 26 A (440 V) 4 Poles in Series, 40 Â°C 20 A (440 V) 4 Poles in Series, 60 Â°C 20 A (440 V) 4 Poles in Series, 70 Â°C 20 A (72 V) 1-Pole, 40 Â°C 30 A (72 V) 1-Pole, 60 Â°C 30 A (72 V) 1-Pole, 70 Â°C 26 A (72 V) 2 Poles in Series, 40 Â°C 30 A (72 V) 2 Poles in Series, 60 Â°C 30 A (72 V) 2 Poles in Series, 70 Â°C 26 A (72 V) 3 Poles in Series, 40 Â°C 30 A (72 V) 3 Poles in Series, 60 Â°C 30 A (72 V) 3 Poles in Series, 70 Â°C 26 A (72 V) 4 Poles in Series, 40 Â°C 30 A (72 V) 4 Poles in Series, 60 Â°C 30 A (72 V) 4 Poles in Series, 70 Â°C 26 A

Rated Operational Current DC-3 (Ie)

(110 V) 1-Pole, 40 Â°C 8 A (110 V) 1-Pole, 60 Â°C 8 A (110 V) 1-Pole, 70 Â°C 8 A (110 V) 2 Poles in Series, 40 Â°C 30 A (110 V) 2 Poles in Series, 60 Â°C 30 A (110 V) 2 Poles in Series, 70 Â°C 26 A (110 V) 3 Poles in Series, 40 Â°C 30 A (110 V) 3 Poles in Series, 60 Â°C 30 A (110 V) 3 Poles in Series, 70 Â°C 26 A (110 V) 4 Poles in Series, 40 Â°C 30 A (110 V) 4 Poles in Series, 60 Â°C 30 A (110 V) 4 Poles in Series, 70 Â°C 26 A (220 V) 2 Poles in Series, 40 Â°C 8 A (220 V) 2 Poles in Series, 60 Â°C 8 A (220 V) 2 Poles in Series, 70 Â°C 8 A (220 V) 3 Poles in Series, 40 Â°C 30 A (220 V) 3 Poles in Series, 60 Â°C 30 A (220 V) 3 Poles in Series, 70 Â°C 26 A (220 V) 4 Poles in Series, 40 Â°C 30 A (220 V) 4 Poles in Series, 60 Â°C 30 A (220 V) 4 Poles in Series, 70 Â°C 26 A (440 V) 4 Poles in Series, 40 Â°C 8 A (440 V) 4 Poles in Series, 60 Â°C 8 A (440 V) 4 Poles in Series, 70 Â°C 8 A (72 V) 1-Pole, 40 Â°C 30 A (72 V) 1-Pole, 60 Â°C 30 A (72 V) 1-Pole, 70 Â°C 26 A (72 V) 2 Poles in Series, 40 Â°C 30 A (72 V) 2 Poles in Series, 60 Â°C 30 A (72 V) 2 Poles in Series, 70 Â°C 26 A (72 V) 3 Poles in Series, 40 Â°C 30 A (72 V) 3 Poles in Series, 60 Â°C 30 A (72 V) 3 Poles in Series, 70 Â°C 26 A (72 V) 4 Poles in Series, 40 Â°C 30 A (72 V) 4 Poles in Series, 60 Â°C 30 A (72 V) 4 Poles in Series, 70 Â°C 26 A

Rated Operational Current DC-5 (Ie)

(110 V) 1-Pole, 40 Â°C 4 A (110 V) 1-Pole, 60 Â°C 4 A (110 V) 1-Pole, 70 Â°C 4 A (110 V) 2 Poles in Series, 40 Â°C 20 A (110 V) 2 Poles in Series, 60 Â°C 20 A (110 V) 2 Poles in Series, 70 Â°C 20 A (110 V) 3 Poles in Series, 40 Â°C 30 A (110 V) 3 Poles in Series, 60 Â°C 30 A (110 V) 3 Poles in Series, 70 Â°C 26 A (110 V) 4 Poles in Series, 40 Â°C 30 A (110 V) 4 Poles in Series, 60 Â°C 30 A (110 V) 4 Poles in Series, 70 Â°C 26 A (220 V) 2 Poles in Series, 40 Â°C 4 A (220 V) 2 Poles in Series, 60 Â°C 4 A (220 V) 2 Poles in Series, 70 Â°C 4 A (220 V) 3 Poles in Series, 40 Â°C 16 A (220 V) 3 Poles in Series, 60 Â°C 16 A (220 V) 3 Poles in Series, 70 Â°C 16 A (220 V) 4 Poles in Series, 40 Â°C 20 A (220 V) 4 Poles in Series, 60 Â°C 20 A (220 V) 4 Poles in Series, 70 Â°C 20 A (440 V) 4 Poles in Series, 40 Â°C 4 A (440 V) 4 Poles in Series, 60 Â°C 4 A (440 V) 4 Poles in Series, 70 Â°C 4 A (72 V) 1-Pole, 40 Â°C 16 A (72 V) 1-Pole, 60 Â°C 16 A (72 V) 1-Pole, 70 Â°C 16 A (72 V) 2 Poles in Series, 40 Â°C 30 A (72 V) 2 Poles in Series, 60 Â°C 30 A (72 V) 2 Poles in Series, 70 Â°C 26 A (72 V) 3 Poles in Series, 40 Â°C 30 A (72 V) 3 Poles in Series, 60 Â°C 30 A (72 V) 3 Poles in Series, 70 Â°C 26 A (72 V) 4 Poles in Series, 40 Â°C 30 A (72 V) 4 Poles in Series, 60 Â°C 30 A (72 V) 4 Poles in Series, 70 Â°C 26 A

Rated Insulation Voltage (Ui)

acc. to IEC 60947-4-1 690 V acc. to UL/CSA 600 V

Rated Impulse Withstand Voltage (Uimp)

6 kV

Maximum Mechanical Switching Frequency

3600 cycles per hour

Rated Control Circuit Voltage (Uc)

50 Hz 24 ... 60 V 60 Hz 24 ... 60 V DC Operation 20 ... 60 V

Operate Time

Between Coil De-energization and NC Contact Closing 13 ... 98 ms Between Coil De-energization and NO Contact Opening 11 ... 95 ms Between Coil Energization and NC Contact Opening 38 ... 90 ms Between Coil Energization and NO Contact Closing 40 ... 95 ms

Mounting on DIN Rail

TH35-15 (35 x 15 mm Mounting Rail) acc. to IEC 60715 TH35-7.5 (35 x 7.5 mm Mounting Rail) acc. to IEC 60715

Mounting by Screws (not supplied)

2 x M4 screws placed diagonally

Connecting Capacity Main Circuit

Flexible with Ferrule 1/2x 0.75 ... 6 mmÂ² Flexible with Insulated Ferrule 1x 0.75 ... 4 mmÂ² Flexible with Insulated Ferrule 2x 0.75 ... 2.5 mmÂ² Rigid Solid 1/2x 1 ... 4 mmÂ² Rigid Stranded 1/2x 1 ... 6 mmÂ²

Connecting Capacity Auxiliary Circuit

Rigid Solid 1/2x 1 ... 2.5 mmÂ² Rigid Stranded 1/2x 1 ... 2.5 mmÂ²

Connecting Capacity Control Circuit

Flexible with Ferrule 1/2x 0.75 ... 2.5 mmÂ² Flexible with Insulated Ferrule 1x 0.75 ... 2.5 mmÂ² Flexible with Insulated Ferrule 2x 0.75 ... 1.5 mmÂ² Rigid Solid 1/2x 1 ... 2.5 mmÂ² Rigid Stranded 1/2x 1 ... 2.5 mmÂ²

Wire Stripping Length

Control Circuit 10 mm Main Circuit 10 mm

Degree of Protection

acc. to IEC 60529, IEC 60947-1, EN 60529 Coil Terminals IP20 acc. to IEC 60529, IEC 60947-1, EN 60529 Main Terminals IP20

Terminal Type

Screw Terminals

Maximum Operating Voltage UL/CSA

Main Circuit 600 V

General Use Rating UL/CSA

(600 V AC) 30 A

Connecting Capacity Main Circuit UL/CSA

Rigid Solid 1/2x 16-10 AWG Rigid Stranded 1/2x 16-10 AWG

Connecting Capacity Auxiliary Circuit UL/CSA

Rigid Solid 1/2x 18-14 AWG Rigid Stranded 1/2x 18-14 AWG

Connecting Capacity Control Circuit UL/CSA

Rigid Solid 1/2x 18-14 AWG Rigid Stranded 1/2x 18-14 AWG

Tightening Torque UL/CSA

Control Circuit 11 inÂ·lb Main Circuit 13 inÂ·lb

Ambient Air Temperature

Close to Contactor for Storage -60 ... +80 Â°C Near Contactor for Operation in Free Air -40 ... 70 Â°C

Climatic Withstand

Category B according to IEC 60947-1 Annex Q

Maximum Operating Altitude Permissible

Without Derating 3000 m

Shock and Vibration Withstand acc. to IEC 61373

Category 1, Class B

Object Classification Code

ETIM 7

EC000066 - Power contactor, AC switching

ETIM 8

EC000066 - Power contactor, AC switching

ETIM 9

EC000066 - Power contactor, AC switching

eClass

V11.0 : 27371003

UNSPSC

39121529

IDEA Granular Category Code (IGCC)

4758 >> Iec Contactors

Manufacturer ID

1SBL176261R2100