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1SBH137005R1140 ABB NF40EK-11 Contactor 40A 24-60V AC/DC Coil
ABB 1SBH137005R1140 NF40EK-11 contactor relay with four normally open auxiliary contacts and flexible 24–60 V AC/DC control voltage for industrial control applications.
£34.99
Why Choose the ABB 1SBH137005R1140 NF40EK-11 Contactor Relay?
The ABB 1SBH137005R1140 is a compact and reliable contactor relay designed for switching auxiliary and control circuits in industrial automation, electrical panels and machine control systems. As part of the advanced ABB NF contactor relay series, it provides dependable switching performance with flexible control voltage capability and efficient installation.
The NF40EK-11 contactor relay features an electronic coil interface capable of accepting a wide control voltage range, reducing the need for multiple coil variants across different applications. Built-in surge protection and push-in spring terminals help simplify installation while improving reliability in industrial environments.
With 4 normally open auxiliary contacts, a 24–60 V AC 50/60 Hz control supply and a compact 4-pole design, the ABB 1SBH137005R1140 is suitable for automation equipment, control panels and electrical systems requiring reliable auxiliary switching.
Key Advantages
- Compact ABB NF contactor relay designed for industrial control applications.
- Four normally open auxiliary contacts for flexible circuit switching.
- Wide 24–60 V AC/DC control voltage range for versatile installation.
- Integrated surge protection reduces the need for additional suppression components.
- Push-in spring terminals enable fast and secure wiring.
- Suitable for DIN rail and screw mounting installations.
Key Features
- ABB NF40EK-11 contactor relay.
- 4-pole contactor relay configuration.
- 4 normally open (NO) auxiliary contacts.
- 24–60 V AC 50/60 Hz control voltage.
- 20–60 V DC control voltage.
- 16 A conventional thermal current.
- Push-in spring terminal connection technology.
- Mechanically linked auxiliary contacts compliant with IEC requirements.
Reliable Switching for Industrial Control Systems
Contactor relays such as the ABB 1SBH137005R1140 provide dependable switching of auxiliary circuits used within automation systems, motor control assemblies and electrical distribution equipment. Their compact construction allows efficient use of panel space while maintaining reliable operation.
The ABB NF series is designed for modern industrial applications, combining flexible voltage handling, integrated protection features and simplified wiring solutions for machine builders, panel manufacturers and automation engineers.
Typical Applications
- Industrial automation control panels.
- PLC interface and auxiliary switching circuits.
- Machine building and OEM equipment.
- Motor control and starter assemblies.
- Industrial signalling systems.
- Electrical control and monitoring applications.
Technical Specifications
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| Terminal Type | Push-in | |
|---|---|---|
| Coil Type | AC, AC/DC, DC | |
| Coil Voltage Range | 24 V, 42–48 V | |
| Poles | 4-pole | |
| Coil / Supply Voltage | 24 V AC, 48 V AC | |
| Device Type | Contactor relay | |
| Auxiliary Contacts | 4NO | |
| Current AC-1 | 16 A | |
| Manufacturer | ABB | |
| Series | NF Contactors / Contactor Relays | |
| Model | NF40EK-11 | |
| Part number | 1SBH137005R1140 | |
| Product type | Contactor relay | |
| Number of poles | 4 | |
| Auxiliary contacts | 4 NO | |
| Control voltage | 24–60 V AC | |
| DC control voltage | 20–60 V DC | |
| Rated operational voltage | Up to 690 V AC | |
| Conventional free-air thermal current | 16 A | |
| Rated operational current AC-15 | Up to 6 A at 24 / 127 V | |
| Connection type | Push-in spring terminals | |
| Mounting type | DIN rail / screw mounting | |
| Protection rating | IP20 | |
| Dimensions (H × W × D) | 92.3 × 45 × 77 mm | |
| Weight | approx. 0.285 kg |
Frequently Asked Questions
What is the ABB 1SBH137005R1140 used for?
The ABB 1SBH137005R1140 is a contactor relay used for switching auxiliary and control circuits in industrial automation and electrical systems.
How many auxiliary contacts does the NF40EK-11 have?
The contactor relay provides four normally open (NO) auxiliary contacts.
What control voltage does the ABB NF40EK-11 support?
The NF40EK-11 supports a 24–60 V AC 50/60 Hz control supply and 20–60 V DC operation.
What type of terminals does this contactor relay use?
The ABB 1SBH137005R1140 uses push-in spring terminals for quick and reliable wiring.
Where is the ABB NF40EK-11 typically installed?
The contactor relay is typically installed inside electrical control panels, automation systems and industrial machinery assemblies.
Trusted by Industrial Automation Professionals
ABB NF contactor relays are widely used by automation engineers and machine builders to deliver reliable auxiliary switching, efficient installation and flexible integration into modern industrial control systems.
