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1SBH103001R8171 ABB NSL71E-81 7NO + 1NC Contactor Relay 24V 50/60Hz
ABB 1SBH103001R8171 NSL71E-81 contactor relay with 24 V DC coil and 7 NO/1 NC auxiliary contacts for industrial control and automation systems.
£39.74
Why Choose the ABB 1SBH103001R8171 NSL71E-81 Contactor Relay?
The ABB 1SBH103001R8171 is a compact and reliable auxiliary contactor relay designed for switching control and auxiliary circuits in industrial automation and electrical control systems. Part of the ABB NSL contactor relay series, this 8-pole device provides dependable switching performance with a low-consumption 24 V DC coil and mechanically linked auxiliary contacts for safe and reliable operation.
This ABB contactor relay is designed for machine builders, panel manufacturers and automation engineers requiring flexible control circuit switching. The NSL71E-81 features eight auxiliary contacts in a 7 NO + 1 NC configuration, screw terminals and compatibility with PLC control outputs, making it suitable for modern industrial control applications.
With a 24 V DC control voltage, 7 normally open and 1 normally closed auxiliary contacts, and a 690 V rated contact voltage, the 1SBH103001R8171 is ideal for automation systems, signalling circuits, interlocking applications and industrial machinery control panels.
Key Advantages
- Compact ABB NSL auxiliary contactor relay for industrial control applications.
- 24 V DC low-consumption coil suitable for PLC control systems.
- 7 NO + 1 NC auxiliary contact configuration for flexible circuit design.
- Mechanically linked contacts for enhanced switching reliability.
- Screw terminals provide secure and straightforward wiring.
- Suitable for automation, machinery and electrical control systems.
Key Features
- ABB NSL71E-81 contactor relay.
- 24 V DC control coil.
- 8-pole auxiliary contact design.
- 7 NO / 1 NC contact arrangement.
- 4 A contact current rating.
- 690 V rated contact voltage.
- Low power DC coil suitable for direct PLC control.
- Screw terminal connection system.
Reliable Switching for Industrial Control Systems
Contactor relays such as the ABB 1SBH103001R8171 provide dependable switching of auxiliary and control circuits, allowing PLCs, switches and automation devices to control electrical functions efficiently and safely.
The ABB NSL series is designed for industrial environments where compact dimensions, low energy consumption and reliable operation are required. Its mechanically linked contacts and PLC-compatible DC coil make it suitable for advanced automation systems and machine control applications.
Typical Applications
- Industrial automation control panels.
- PLC interface and signal switching circuits.
- Machine building and OEM equipment.
- Control interlocking and signalling systems.
- Electrical control and distribution systems.
- Industrial machinery automation installations.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Coil Voltage Range | 24 V | |
| Poles | 8-pole | |
| Coil / Supply Voltage | 24 V DC | |
| Device Type | Contactor relay | |
| Auxiliary Contacts | 7NO + 1NC | |
| Coil Type | DC | |
| Manufacturer | ABB | |
| Series | NSL Contactor Relays | |
| Model | 1SBH103001R8171 | |
| Product type | Contactor relay | |
| Alternative designation | NSL71E-81 | |
| Control voltage | 24 V DC | |
| Number of poles | 8 | |
| Auxiliary contact configuration | 7 NO / 1 NC | |
| Contact current | 4 A | |
| Operational current Ie | 10 A | |
| Rated contact voltage | 690 V | |
| Terminal type | Screw terminals | |
| Mounting type | Front mounting | |
| Protection rating | IP20 | |
| Dimensions (W × H × D) | approx. 101 × 68 × 68 mm | |
| Operating temperature range | -40 to 70 °C |
Frequently Asked Questions
What is the ABB 1SBH103001R8171 used for?
The ABB 1SBH103001R8171 is an auxiliary contactor relay used for switching control and auxiliary circuits in industrial automation systems.
What coil voltage does this contactor relay require?
The 1SBH103001R8171 operates with a 24 V DC control coil.
How many auxiliary contacts are included?
This ABB contactor relay includes eight auxiliary contacts configured as 7 NO and 1 NC.
Is this contactor relay suitable for PLC control?
Yes, the NSL71E-81 uses a low-consumption DC coil designed to support direct control from PLC outputs.
Where is this contactor relay typically installed?
The 1SBH103001R8171 is typically installed in automation systems, machinery cabinets and electrical control equipment.
Trusted by Automation Engineers Worldwide
ABB contactor relays are widely used by industrial engineers and machine builders to deliver reliable auxiliary switching, efficient control integration and dependable performance in modern automation equipment.
