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1SBH136060R2140 ABB NFZB40ERT-21 4NO Contactor Relay 24-60V 50/60Hz 20-60VDC Ring-Tongue Terminals
ABB 1SBH136060R2140 NFZB40ERT-21 contactor relay with four normally open auxiliary contacts and wide AC/DC control voltage range for industrial and railway control applications.
£72.68
Why Choose the ABB 1SBH136060R2140 NFZB40ERT-21 Contactor Relay?
The ABB 1SBH136060R2140 is a compact and reliable contactor relay designed for switching auxiliary and control circuits in industrial automation, electrical systems and railway applications. As part of the advanced ABB NFZB..RT contactor relay series, it is engineered to provide dependable operation in demanding environments where space saving, vibration resistance and reliable control switching are essential.
This contactor relay features an electronic coil interface that supports a wide control voltage range, allowing flexible integration into AC and DC control systems. The NFZB..RT series is designed for applications requiring compliance with demanding railway and industrial standards, including environments exposed to vibration, temperature variation and restricted installation space.
With a 24–60 V AC / 20–60 V DC control supply, four normally open auxiliary contacts and a compact 45 mm width design, the ABB 1SBH136060R2140 is ideal for auxiliary circuit switching, control panels, railway equipment and industrial automation installations.
Key Advantages
- Compact contactor relay designed for auxiliary and control circuit switching.
- Four normally open auxiliary contacts for flexible control applications.
- Wide AC/DC control voltage range for versatile system integration.
- Electronic coil interface supports stable operation with varying control supplies.
- Designed for demanding industrial and railway applications.
- DIN rail and screw mounting options enable straightforward installation.
Key Features
- ABB NFZB..RT contactor relay series.
- 4NO auxiliary contact configuration.
- 24–60 V AC 50/60 Hz control voltage.
- 20–60 V DC control voltage.
- 16 A conventional thermal current according to IEC 60947-5-1.
- Rated operational voltage up to 690 V for auxiliary circuits.
- Electronic coil technology with reduced energy consumption.
- Compact housing suitable for space-saving installations.
Reliable Control Switching for Industrial Systems
Contactor relays such as the ABB 1SBH136060R2140 provide reliable electrical switching of auxiliary circuits, allowing control systems, automation equipment and industrial machinery to operate safely and efficiently. Their compact design makes them suitable for installations where panel space is limited.
The NFZB..RT series is developed for applications requiring high reliability, including railway rolling stock and industrial environments. Its electronic coil interface, robust construction and compliance with recognised standards support dependable operation in challenging conditions.
Typical Applications
- Railway rolling stock auxiliary circuits.
- Industrial automation control panels.
- Electrical control and switching systems.
- Machine building and OEM equipment.
- Control cabinets requiring compact components.
- Applications exposed to vibration and demanding environmental conditions.
Technical Specifications
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| Terminal Type | Ring tongue | |
|---|---|---|
| Coil Type | AC, AC/DC, DC | |
| Coil Voltage Range | 24 V, 42–48 V, 60–72 V | |
| Device Type | Auxiliary contact block | |
| Manufacturer | ABB | |
| Series | NFZB..RT Contactor Relays | |
| Model | 1SBH136060R2140 | |
| Alternative type designation | NFZB40ERT-21 | |
| Product type | Contactor relay / auxiliary contactor | |
| Contact configuration | 4NO | |
| Rated control voltage AC | 24–60 V AC | |
| Rated control voltage DC | 20–60 V DC | |
| Rated operational voltage | Up to 690 V | |
| Conventional free-air thermal current | 16 A | |
| Rated operational current AC-15 | Up to 6 A | |
| Rated insulation voltage | 690 V | |
| Rated impulse withstand voltage | 6 kV | |
| Mounting type | DIN rail / screw mounting | |
| Terminal type | Screw terminals for ring tongue connections | |
| Dimensions (H × W × D) | approx. 86 × 45 × 77 mm | |
| Weight | approx. 0.32 kg |
Frequently Asked Questions
What is the ABB 1SBH136060R2140 used for?
The ABB 1SBH136060R2140 is a contactor relay used for switching auxiliary and control circuits in industrial and railway applications.
How many auxiliary contacts does this contactor relay have?
The unit features four normally open (4NO) auxiliary contacts for control switching applications.
What control voltage does the ABB 1SBH136060R2140 require?
The contactor relay operates with a 24–60 V AC or 20–60 V DC control supply.
Where is this contactor relay installed?
The device is typically installed in electrical control panels, automation systems and railway equipment requiring reliable auxiliary circuit switching.
What mounting method is used?
The ABB 1SBH136060R2140 is designed for DIN rail or screw mounting inside control cabinets and electrical installations.
Trusted by Industry and Railway Engineers Worldwide
ABB NFZB..RT contactor relays are widely used by automation engineers and system designers to deliver reliable auxiliary switching, compact installation and dependable performance in demanding control applications.
