Efficient 3-pole contactor with wide control voltage range, built-in surge protection, and high operational reliability for motor control applications.
Product ModelAF140-30-11B-34
Material Number1SFL447002R3411
Product ID86354
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Wide Control Voltage RangeThe ABB AF140-30-11B-34 operates with a control voltage range of 100 to 250 V AC/DC, ensuring compatibility with diverse industrial settings.
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2. Built-in Surge ProtectionEquipped with built-in surge protection, this contactor safeguards your electrical systems from voltage spikes and dips, ensuring continuous operation.
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3. High Operational ReliabilityDesigned with robust mechanical durability and high-rated operational currents, the AF140-30-11B-34 provides reliable performance in demanding applications.
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4. Compact DesignThe contactor’s compact dimensions and efficient design reduce panel energy consumption, making it ideal for space-constrained installations.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Product Net Width
90 mm
Product Net Depth / Length
142.5 mm
Product Net Height
150 mm
Product Net Weight
1.3 kg
Number of Main Contacts NO
3
Number of Main Contacts NC
0
5
5. Versatile ApplicationsSuitable for various applications such as motor starting, isolation, by-pass, and distribution up to a maximum of 690 V, the AF140-30-11B-34 is a versatile solution for multiple industrial needs.
Number of Auxiliary Contacts NO
1
Number of Auxiliary Contacts NC
1
Rated Operational Voltage
Main Circuit 690 V
Rated Frequency (f)
Main Circuit 60 Hz
Conventional Free-air Thermal Current (Ith)
acc. to IEC 60947-4-1, Open Contactors Π= 40 °C 200 A
Rated Operational Current AC-1 (Ie)
(690 V) 40 °C 200 A
Rated Operational Current AC-3 (Ie)
(415 V) 55 °C 140 A (440 V) 55 °C 140 A (500 V) 55 °C 80 A (690 V) 55 °C 80 A (380 / 400 V) 55 °C 140 A (220 / 230 / 240 V) 55 °C 140 A
Rated Operational Current AC-3e (Ie)
(415 V) 60 °C 140 A (440 V) 60 °C 140 A (500 V) 60 °C 130 A (690 V) 60 °C 80 A (380 / 400 V) 60 °C 140 A (220 / 230 / 240 V) 60 °C 140 A
Rated Short-time Withstand Current Low Voltage (Icw)
at 40 °C Ambient Temp, in Free Air, from a Cold State 10 s 1168 A at 40 °C Ambient Temp, in Free Air, from a Cold State 15 min 200 A at 40 °C Ambient Temp, in Free Air, from a Cold State 1 min 477 A at 40 °C Ambient Temp, in Free Air, from a Cold State 1 s 1460 A at 40 °C Ambient Temp, in Free Air, from a Cold State 30 s 674 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 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)
8 kV
Mechanical Durability
5 million
Maximum Mechanical Switching Frequency
300 cycles per hour
Coil Operating Limits
(acc. to IEC 60947-4-1) Uc (at θ ⤠70 °C)
Rated Control Circuit Voltage (Uc)
50 Hz 250 ... 500 V 60 Hz 250 ... 500 V DC Operation 250 ... 500 V
Coil Consumption
Average Pull-in Value 50 Hz 260 V·A Average Pull-in Value 60 Hz 260 V·A Holding at Max. Rated Control Circuit Voltage 50 Hz 16.1 V·A Holding at Max. Rated Control Circuit Voltage 60 Hz 16.1 V·A Pull-in at Max. Rated Control Circuit Voltage 50 Hz 205 V·A Pull-in at Max. Rated Control Circuit Voltage 60 Hz 205 V·A Pull-in at Max. Rated Control Circuit Voltage DC 230 W
Operate Time
Between Coil De-energization and NO Contact Opening 37 ... 47 ms Between Coil Energization and NO Contact Closing 25 ... 55 ms
Degree of Protection
acc. to IEC 60529, IEC 60947-1, EN 60529 Auxiliary Terminals IP40
Terminal Type
Main Circuit: Bars
NEMA Size
4
Continuous Current Rating NEMA
135 A
Horsepower Rating NEMA
(200 V AC) Three Phase 40 Hp (230 V AC) Three Phase 50 Hp (460 V AC) Three Phase 100 Hp (575 V AC) Three Phase 100 Hp
Horsepower Rating UL/CSA
(200 ... 208 V AC) Three Phase 15 Hp (200 V AC) Three Phase 40 hp (208 V AC) Three Phase 40 hp (220 ... 240 V AC) Three Phase 20 Hp (220 ... 240 V AC) Three Phase 50 hp (440 ... 480 V AC) Three Phase 40 Hp (440 ... 480 V AC) Three Phase 100 hp (550 ... 600 V AC) Three Phase 50 Hp (550 ... 600 V AC) Three Phase 125 hp
Ambient Air Temperature
Close to Contactor Fitted with Thermal O/L Relay (0.85 ... 1.1 Uc) -25 ... 55 °C Close to Contactor without Thermal O/L Relay (0.85 ... 1.1 Uc) -40 ... 70 °C Close to Contactor for Storage -40 ... 70 °C
