The ABB NF33/11-14 contactors provide reliable motor control with high performance and durability, suitable for a wide range of industrial applications.
Product ModelNF33/11-14
Material Number1SBH137001R1439
Product ID84980
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Reliability and DurabilityThe ABB NF33/11-14 contactors are built to last, ensuring consistent performance in demanding industrial environments. Their robust design and high-quality materials guarantee reliable operation over time.
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2. High PerformanceThese contactors are engineered to deliver high performance, making them ideal for applications requiring precise control and efficient energy management. They offer fast switching times and high current ratings.
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3. Versatile ApplicationsThe NF33/11-14 series is versatile and can be used in a variety of industrial applications, including HVAC systems, conveyor belts, pumps, and more. Their flexibility makes them a go-to solution for many motor control needs.
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4. Mechanically Linked Auxiliary ContactsThe contactors feature mechanically linked auxiliary contact elements, which simplify installation and reduce the risk of errors. This design ensures that all necessary contacts are activated simultaneously, enhancing overall system reliability.
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
110.5 mm
Product Net Height
86 mm
Product Net Weight
0.32 kg
Number of Auxiliary Contacts NO
4
Number of Auxiliary Contacts NC
4
5
5. Easy Integration and MaintenanceThe ABB NF33/11-14 contactors are designed for easy integration into existing systems. Their modular design and accessible components make maintenance straightforward, reducing downtime and increasing overall system efficiency.
Standards
IEC/EN 60947-1, IEC/EN 60947-5-1, UL 508, CSA C22.2 No. 14-13
(500 V) 2 A (690 V) 2 A (24 / 127 V) 6 A (220 / 240 V) 4 A (400 / 440 V) 3 A
Rated Short-time Withstand Current Low Voltage (Icw)
for 0.1 s 140 A for 1 s 100 A
Maximum Electrical Switching Frequency
(AC-15) 1200 cycles per hour (DC-13) 900 cycles per hour
Rated Operational Current DC-13 (Ie)
(24 V) 6 A / 144 W (48 V) 2.8 A / 134 W (72 V) 1 A / 72 W (110 V) 0.55 A / 60 W (125 V) 0.55 A / 69 W (220 V) 0.27 A / 60 W (250 V) 0.27 A / 68 W (400 V) 0.15 A / 60 W (500 V) 0.13 A / 65 W (600 V) 0.1 A / 60 W
Rated Insulation Voltage (Ui)
acc. to IEC 60947-5-1 690 V acc. to UL/CSA 600 V
Rated Impulse Withstand Voltage (Uimp)
6 kV
Maximum Mechanical Switching Frequency
6000 cycles per hour
Rated Control Circuit Voltage (Uc)
50 Hz 250 ... 500 V 60 Hz 250 ... 500 V DC Operation 250 ... 500 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
Auxiliary Circuit 11 in·lb Control Circuit 11 in·lb
Ambient Air Temperature
Close to Contactor for Storage -60 ... +80 °C Near Contactor for Operation in Free Air -40 ... 70 °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: B1 25 g Closed, Shock Direction: B2 15 g Open, Shock Direction: B1 5 g Shock Direction: A 30 g Shock Direction: B2 15 g Shock Direction: C1 25 g
Resistance to Vibrations
4g Closed Position & 2g Open position 5 ... 300 Hz
Object Classification Code
K
ETIM 7
EC000196 - Contactor relay
ETIM 8
EC000196 - Contactor relay
ETIM 9
EC000196 - Contactor relay
eClass
V11.0 : 27371001
UNSPSC
39121500
Manufacturer ID
1SBH137001R1439
ABB NF33/11-14 Contactors: Reliable and Efficient Motor Control Solutions | INDSLT
