AFC78-30-11-86

Name: AFC78-30-11-86
Brand: ABB
SKU: AFC78-30-11-86

The Abb AFC78-30-11-86 is a high-performance overload relay offering adjustable full load amps, selectable protection classes, and built-in thermal memory. It ensures safe and efficient motor operation, making it ideal for various industrial applications.

Product ModelAFC78-30-11-86

Material Number1SBL301001R8611

Product ID88700

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable Motor ProtectionThe Abb AFC78-30-11-86 provides comprehensive motor protection, ensuring the longevity and safety of your equipment.
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2. Adjustable Full Load AmpsWith a 2:1 adjustable full load amps feature, you can customize the relay to meet the specific needs of your motor, enhancing its efficiency and reliability.
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3. Selectable Protection ClassesThe relay offers selectable 10/20/30 protection classes, allowing you to choose the level of protection that best suits your application.
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4. Built-in Thermal MemoryThe built-in thermal memory prevents hot motor restarts, reducing the risk of equipment damage and ensuring smooth operation.
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Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

67 mm

Product Net Depth / Length

119.5 mm

Product Net Height

111 mm

Product Net Weight

1.02 kg

Number of Main Contacts NO

Number of Main Contacts NC

5. Ambient InsensitivityOperating within a wide temperature range of -20 °C to +70 °C, the Abb AFC78-30-11-86 remains ambient insensitive, making it suitable for diverse industrial environments.

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. 60947-1-13, CSA C22.2 No. 60947-4-1

Rated Operational Voltage

Main Circuit 690 V

Rated Frequency (f)

Main Circuit 50 / 60 Hz

Conventional Free-air Thermal Current (Ith)

acc. to IEC 60947-4-1, Open Contactors Î = 40 Â°C 105 A acc. to IEC 60947-5-1, Î = 40 Â°C 16 A

Rated Operational Current AC-1 (Ie)

(690 V) 40 Â°C 105 A (690 V) 60 Â°C 90 A (690 V) 70 Â°C 80 A

Rated Operational Current AC-3 (Ie)

(415 V) 60 Â°C 80 A (440 V) 60 Â°C 70 A (380 / 400 V) 60 Â°C 80 A (220 / 230 / 240 V) 60 Â°C 80 A

Rated Operational Current AC-3e (Ie)

(400 V) 60 Â°C 80 A (415 V) 60 Â°C 70 A (380 / 400 V) 60 Â°C 80 A (220 / 230 / 240 V) 60 Â°C 80 A

Rated Operational Power AC-3 (Pe)

(415 V) 45 kW (380 / 400 V) 37 kW (220 / 230 / 240 V) 22 kW

Rated Operational Power AC-3e (Pe)

(415 V) 45 kW (380 / 400 V) 37 kW (220 / 230 / 240 V) 22 kW

Rated Short-time Withstand Current Low Voltage (Icw)

at 40 Â°C Ambient Temp, in Free Air, from a Cold State 15 min 110 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 1 min 250 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 1 s 1000 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 30 s 350 A

Maximum Breaking Capacity

cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 440 V 950 A cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 690 V 600 A

Maximum Electrical Switching Frequency

(AC-1) 600 cycles per hour (AC-2 / AC-4) 150 cycles per hour (AC-3) 1200 cycles per hour

Rated Insulation Voltage (Ui)

acc. to IEC 60947-4-1 and VDE 0110 (Gr. C) 690 V acc. to UL/CSA 600 V

Rated Impulse Withstand Voltage (Uimp)

Auxiliary Circuit 6 kV

Maximum Mechanical Switching Frequency

3600 cycles per hour

Coil Consumption

Average Holding Value 50 / 60 Hz 20 VÂ·A Average Pull-in Value 50 Hz 150 VÂ·A Average Pull-in Value 60 Hz 151 VÂ·A

Operate Time

Between Coil De-energization and NC Contact Closing 6 ... 19 ms Between Coil De-energization and NO Contact Opening 4 ... 14 ms Between Coil Energization and NC Contact Opening 3 ... 16 ms Between Coil Energization and NO Contact Closing 7 ... 21 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 or 2 x M6 screws placed diagonally

Connecting Capacity Main Circuit

Flexible with Ferrule 1/2x 4 ... 35 mmÂ² Flexible with Insulated Ferrule 1/2x 4 ... 35 mmÂ² Rigid 1/2x 6 ... 3 5 mmÂ² Rigid 1/2x 6 ... 35 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 1/2x 1 ... 2.5 mmÂ²

Wire Stripping Length

Control Circuit 10 mm Main Circuit 16 mm

Degree of Protection

acc. to IEC 60529, IEC 60947-1, EN 60529 Auxiliary Terminals IP20 acc. to IEC 60529, IEC 60947-1, EN 60529 Coil Terminals IP20 acc. to IEC 60529, IEC 60947-1, EN 60529 Main Terminals IP10

Terminal Type

Screw Terminals

Maximum Operating Voltage UL/CSA

Main Circuit 600 V

General Use Rating UL/CSA

(600 V AC) 90 A

Horsepower Rating UL/CSA

(120 V AC) Single Phase 5 hp (200 ... 208 V AC) Three Phase 25 hp (220 ... 240 V AC) Three Phase 30 hp (240 V AC) Single Phase 7-1/2 hp (440 ... 480 V AC) Three Phase 60 hp

Tightening Torque UL/CSA

Control Circuit 11 inÂ·lb Main Circuit 35 inÂ·lb

Ambient Air Temperature

Close to Contactor without Thermal O/L Relay -40 ... 70 Â°C Close to Contactor for Storage -60 ... +80 Â°C Near Contactor for Operation in Free Air (0.85 ... 1.1 Uc) -40 ... +60 Â°C Near Contactor for Operation in Free Air (Uc) -40 ... 70 Â°C

Climatic Withstand

Category B according to IEC 60947-1 Annex Q

Maximum Operating Altitude Permissible

Without Derating 3000 m

Resistance to Shock acc. to IEC 60068-2-27

Closed, Shock Direction: A 25 g Closed, Shock Direction: B1 25 g Closed, Shock Direction: B2 15 g Closed, Shock Direction: C1 25 g Closed, Shock Direction: C2 25 g Open, Shock Direction: B1 5 g

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)

4755 >> Contactors

Manufacturer ID

1SBL301001R8611