AF185B-30-11RT-70

Name: AF185B-30-11RT-70
Brand: ABB
SKU: AF185B-30-11RT-70

The ABB AF185B-30-11RT-70 is a versatile 3-phase contactor ideal for railway applications, offering a wide voltage control range of 100-250 V AC/DC. It supports various applications such as motor starting, isolation, bypass, and distribution up to 1000 V.

Product ModelAF185B-30-11RT-70

Material Number1SFL497062R7011

Product ID90322

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
1. Reliable PerformanceThe AF185B-30-11RT-70 contactor is designed to provide reliable performance in railway applications, ensuring consistent operation under diverse conditions.
2
2. Wide Voltage RangeWith a control voltage range of 100-250 V AC/DC, this contactor can be used in a variety of electrical systems, making it highly adaptable.
3
3. Versatile ApplicationsSuitable for motor starting, isolation, bypass, and distribution applications up to 1000 V, the AF185B-30-11RT-70 is a versatile solution for various electrical needs.
4
4. High Current CapacityThe contactor supports high current capacities, with a conventional free-air thermal current (Ith) of 275 A at 40°C, making it suitable for heavy-duty applications.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

111.5 mm

Product Net Depth / Length

160 mm

Product Net Height

196 mm

Product Net Weight

2.9 kg

Number of Main Contacts NO

Number of Main Contacts NC

5. Compliance with StandardsThe AF185B-30-11RT-70 meets international standards such as IEC 60947-4-1 and IEC 60529, ensuring compliance with safety and performance regulations.

Number of Auxiliary Contacts NO

Number of Auxiliary Contacts NC

Standards

IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-4-1, 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)

Main Circuit 50 / 60 Hz

Conventional Free-air Thermal Current (Ith)

acc. to IEC 60947-4-1, Open Contactors Î = 40 Â°C 275 A

Rated Operational Current AC-1 (Ie)

(1000 V) 40 Â°C 200 A (1000 V) 55 Â°C 200 A (1000 V) 70 Â°C 180 A (690 V) 40 Â°C 275 A (690 V) 55 Â°C 250 A (690 V) 70 Â°C 180 A

Rated Operational Current AC-3 (Ie)

(415 V) 55 Â°C 185 A (440 V) 55 Â°C 185 A (500 V) 55 Â°C 170 A (690 V) 55 Â°C 170 A (1000 V) 55 Â°C 95 A (380 / 400 V) 55 Â°C 185 A (220 / 230 / 240 V) 55 Â°C 185

Rated Operational Power AC-3 (Pe)

(415 V) 90 kW (440 V) 90 kW (500 V) 110 kW (690 V) 132 kW (1000 V) 132 kW (380 / 400 V) 90 kW (220 / 230 / 240 V) 55 kW

Rated Breaking Capacity AC-3

8 x Ie AC-3

Rated Making Capacity AC-3

10 x Ie AC-3

Short-Circuit Protective Devices

gG Type Fuses 160 A

Maximum Breaking Capacity

cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 440 V 2000 A cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 690 V 1600 A

Maximum Electrical Switching Frequency

(AC-1) 300 cycles per hour (AC-2 / AC-4) 150 cycles per hour (AC-3) 300 cycles per hour

Rated Operational Current DC-1 (Ie)

(110 V) 2 Poles in Series, 40 Â°C 275 A (220 V) 3 Poles in Series, 40 Â°C 275 A

Rated Operational Current DC-3 (Ie)

(110 V) 2 Poles in Series, 40 Â°C 275 A (220 V) 3 Poles in Series, 40 Â°C 275 A

Rated Operational Current DC-5 (Ie)

(110 V) 2 Poles in Series, 40 Â°C 275 A (220 V) 3 Poles in Series, 40 Â°C 275 A

Rated Insulation Voltage (Ui)

acc. to IEC 60947-4-1 and VDE 0110 (Gr. C) 1000 V acc. to UL/CSA 600 V

Rated Impulse Withstand Voltage (Uimp)

Main Circuit 8 kV

Mechanical Durability

5 million

Maximum Mechanical Switching Frequency

300 cycles per hour

Coil Operating Limits

(acc. to IEC 60947-4-1) 0.85 x Uc Min. ... 1.1 x Uc Max. (at Î¸ â¤ 70 Â°C)

Rated Control Circuit Voltage (Uc)

50 Hz 100 ... 250 V 60 Hz 100 ... 250 V DC Operation 100 ... 250 V

Coil Consumption

Holding at Max. Rated Control Circuit Voltage 50 Hz 12 VÂ·A Holding at Max. Rated Control Circuit Voltage 60 Hz 12 VÂ·A Holding at Max. Rated Control Circuit Voltage DC 2 W Pull-in at Max. Rated Control Circuit Voltage 50 Hz 430 VÂ·A Pull-in at Max. Rated Control Circuit Voltage 60 Hz 430 VÂ·A Pull-in at Max. Rated Control Circuit Voltage DC 500 W

Operate Time

Between Coil De-energization and NC Contact Closing 40 ... 50 ms Between Coil De-energization and NO Contact Opening 43 ... 53 ms Between Coil Energization and NC Contact Opening 45 ... 85 ms Between Coil Energization and NO Contact Closing 50 ... 90 ms

Connecting Capacity Main Circuit

Bar 24 mmÂ² Rigid Al-Cable 25 ... 150 mmÂ² Rigid Cu-Cable 6 ... 185 mmÂ²

Connecting Capacity Auxiliary Circuit

Flexible with Ferrule 1x 0.75 ... 2.5 mmÂ² Flexible with Insulated Ferrule 2x 0.75 ... 2.5 mmÂ² Flexible 1x0.75 ... 2.5 mmÂ² Solid 2 x 1 ... 4 mmÂ² Stranded 2 x 1 .... 4 mmÂ²

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 IP00

Connecting Terminals (delivered in open position) Main Poles

Flat type c/w screws and bolts

Terminal Type

Ring-Tongue Terminals

Maximum Operating Voltage UL/CSA

Main Circuit 600 V

General Use Rating UL/CSA

(600 V AC) 250 A

Horsepower Rating UL/CSA

(200 V AC) Three Phase 50 hp (208 V AC) Three Phase 50 hp (220 ... 240 V AC) Three Phase 60 hp (440 ... 480 V AC) Three Phase 125 hp (550 ... 600 V AC) Three Phase 150 hp

Ambient Air Temperature

Close to Contactor Fitted with Thermal O/L Relay (0.85 ... 1.1 Uc) -25 ... 50 Â°C Close to Contactor without Thermal O/L Relay (0.85 ... 1.1 Uc) -40 ... 70 Â°C Close to Contactor for Storage -40 ... 70 Â°C

Maximum Operating Altitude Permissible

Without Derating 3000 m

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

Shock Direction: A 5 g Shock Direction: B1 5 g Shock Direction: B2 5 g Shock Direction: C1 5 g Shock Direction: C2 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

E-Number (Norway)

4115323

Manufacturer ID

1SFL497062R7011