The ABB NSL53E-81 is a 24VDC, 6A, 8P contactor relay operating at 50/60 Hz. It offers reliable and efficient performance, making it ideal for various applications.
Product ModelNSL53E-81
Material Number1SBH103001R8153
Product ID69871
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Reliability and EfficiencyThe ABB NSL53E-81 is designed to provide reliable and efficient performance, ensuring your system operates smoothly and consistently.
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2. Versatile ApplicationsThis contactor relay is suitable for a wide range of applications, from industrial automation to commercial use, making it a versatile choice.
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3. High Power HandlingWith a 6A rating, the NSL53E-81 can handle high power requirements, making it suitable for demanding applications.
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4. Compact DesignThe compact design of the NSL53E-81 makes it easy to integrate into existing systems, saving space and reducing installation complexity.
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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
100.2 mm
Product Net Height
68 mm
Product Net Weight
0.32 kg
Number of Auxiliary Contacts NO
5
Number of Auxiliary Contacts NC
3
5. Trusted TechnologyABB is a trusted brand in the industry, known for its high-quality products. The NSL53E-81 is no exception, offering reliable performance and durability.
Standards
IEC 60947-5-1 and EN 60947-5-1, UL 508, CSA C22.2 N°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, Π= 40 °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)
DC Operation 24 V
Operate Time
Between Coil De-energization and NC Contact Closing 15 ... 20 ms Between Coil De-energization and NO Contact Opening 13 ... 17 ms Between Coil Energization and NC Contact Opening 31 ... 53 ms Between Coil Energization and NO Contact Closing 36 ... 59 ms
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
Screw Terminals
Tightening Torque UL/CSA
Auxiliary Circuit 9 in·lb Control Circuit 9 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: A 20 g Closed, Shock Direction: B1 15 g Closed, Shock Direction: C1 19 g Closed, Shock Direction: C2 14 g Open, Shock Direction: A 10 g Open, Shock Direction: B1 5 g Open, Shock Direction: C1 8 g Open, Shock Direction: C2 8 g Shock Direction: B2 10 g
Resistance to Vibrations
3g Closed Position & 2g Open Position 5 ... 300 Hz
