NS44ES-26

Name: NS44ES-26
Brand: ABB
SKU: NS44ES-26

The ABB NS44ES-26 is a 230V 50/60Hz contactor relay designed for efficient automation in various industrial applications. It ensures precise control and durability, making it an ideal choice for enhancing system performance.

Product ModelNS44ES-26

Material Number1SBH101004R2644

Product ID69865

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliability and DurabilityThe ABB NS44ES-26 is built with a laminated magnetic circuit, ensuring high reliability and durability in demanding industrial environments.
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2. Efficient AutomationThis contactor relay is designed to provide efficient automation, optimizing system performance and reducing energy consumption.
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3. Versatile ApplicationsSuitable for a wide range of industrial applications, including HVAC, pumps, and conveyor systems, the NS44ES-26 is versatile and adaptable.
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4. Precise ControlWith its 3-pole configuration and built-in NO/NC contacts, the NS44ES-26 offers precise control over electrical circuits, ensuring accurate and reliable 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

45 mm

Product Net Depth / Length

110.7 mm

Product Net Height

68 mm

Product Net Weight

0.26 kg

Number of Auxiliary Contacts NO

Number of Auxiliary Contacts NC

5. Easy InstallationAll A-Line contactors, including the NS44ES-26, can be assembled side by side, making installation and maintenance straightforward and efficient.

IEC 60947-5-1 and EN 60947-5-1, UL 508, CSA C22.2 NÂ°14

Rated Operational Voltage

Auxiliary Circuit 690 V Main Circuit 690 V

Rated Frequency (f)

Auxiliary Circuit 50 / 60 Hz

Conventional Free-air Thermal Current (Ith)

acc. to IEC 60947-5-1, Î = 40 Â°C 10 A

Rated Operational Current AC-15 (Ie)

(500 V) NC 2 (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

Rated Insulation Voltage (Ui)

acc. to IEC 60947-5-1 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

Rated Control Circuit Voltage (Uc)

50 Hz 230 V 60 Hz 230 V

Operate Time

Between Coil De-energization and NC Contact Closing 7 ... 22 ms Between Coil De-energization and NO Contact Opening 5 ... 19 ms Between Coil Energization and NC Contact Opening 6 ... 18 ms Between Coil Energization and NO Contact Closing 9 ... 24 ms

Connecting Capacity Auxiliary Circuit

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

Connecting Capacity Control Circuit

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

Wire Stripping Length

Auxiliary Circuit 10 mm Control Circuit 10 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

Terminal Type

Spring Terminals

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

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

Closed, Shock Direction: C1 19 g Closed, Shock Direction: C2 16 g Open, Shock Direction: C1 8 g Open, Shock Direction: C2 13 g Shock Direction: A 20 g Shock Direction: B1 5 g Shock Direction: B2 15 g

Resistance to Vibrations

3g Closed Position & 2g Open Position 5 ... 300 Hz

Object Classification Code

ETIM 7

EC000196 - Contactor relay

ETIM 8

EC000196 - Contactor relay

ETIM 9

EC000196 - Contactor relay

eClass

V11.0 : 27371001

UNSPSC

39121529

IDEA Granular Category Code (IGCC)

4761 >> Magnet contactor, AC-switching

Manufacturer ID

1SBH101004R2644