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1SBH136005R2053 ABB NFZ53EK-20 Electronic Coil Contactor 53A 24V AC Coil
ABB 1SBH136005R2053 NFZ53EK-20 contactor relay with 12-20 V DC electronic coil interface and 5 normally open plus 3 normally closed auxiliary contacts for industrial control applications.
£103.40
Why Choose the ABB 1SBH136005R2053 NFZ53EK-20 Contactor Relay?
The ABB 1SBH136005R2053 is a compact and advanced NFZ53EK-20 contactor relay designed for switching and controlling auxiliary and control circuits in industrial automation, machinery and electrical control systems. As part of the ABB NFZ contactor relay series, it provides reliable operation with a wide DC control voltage range, integrated surge protection and flexible auxiliary contact configurations.
This contactor relay features an electronic coil interface that allows it to manage variations in control voltage while providing efficient operation for modern automation systems. The NFZ series is designed for direct PLC control, reduced holding power consumption and simplified installation without the need for additional surge suppressors.
With 5 normally open auxiliary contacts, 3 normally closed auxiliary contacts and a 12–20 V DC control supply, the ABB 1SBH136005R2053 is suitable for complex control, signalling, feedback and interlocking applications requiring multiple auxiliary switching functions.
Key Advantages
- Advanced contactor relay designed for industrial control applications.
- 12–20 V DC electronic coil interface for flexible control integration.
- 5 normally open and 3 normally closed auxiliary contacts for complex control circuits.
- Integrated surge protection eliminates the need for external suppressors.
- Spring clamp terminals enable fast and secure wiring.
- Suitable for PLC-controlled automation and industrial electrical systems.
Key Features
- ABB NFZ contactor relay series.
- NFZ53EK-20 model.
- 12–20 V DC electronic coil interface.
- 5 normally open auxiliary contacts.
- 3 normally closed auxiliary contacts.
- 8-pole auxiliary contact configuration.
- Built-in coil surge suppression.
- Spring clamp terminal connection system.
- DIN rail or screw mounting capability.
Reliable Auxiliary Switching for Industrial Control Systems
Contactor relays such as the ABB NFZ53EK-20 provide dependable switching of auxiliary and control circuits used in industrial automation. Their multiple mechanically linked contacts allow engineers to create advanced feedback, signalling and electrical interlocking functions.
The ABB NFZ series is designed for modern control systems where flexible voltage compatibility, rapid installation and reliable long-term performance are essential. Its electronic coil technology supports direct PLC control and efficient panel operation.
Typical Applications
- Industrial automation control panels.
- PLC interface and control circuits.
- Motor starter feedback systems.
- Electrical interlocking applications.
- Machine control and signalling systems.
- OEM industrial equipment.
Technical Specifications
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| Terminal Type | Spring clamp | |
|---|---|---|
| Coil Voltage Range | 12 V | |
| Poles | 8-pole | |
| Coil / Supply Voltage | 12 V DC | |
| Device Type | Contactor relay | |
| Auxiliary Contacts | 5NO | |
| Coil Type | DC | |
| Current AC-1 | 16 A | |
| Manufacturer | ABB | |
| Series | NFZ Contactor Relays | |
| Model | NFZ53EK-20 | |
| Part number | 1SBH136005R2053 | |
| Product type | Contactor relay | |
| Control voltage | 12–20 V DC | |
| Voltage type for actuation | DC | |
| Auxiliary contacts | 5 normally open + 3 normally closed | |
| Number of poles | 8 | |
| Rated operational voltage | 690 V | |
| Rated operational current | 3 A at 400 V | |
| Conventional thermal current Ith | 16 A | |
| Rated insulation voltage | 690 V | |
| Rated impulse withstand voltage | 6 kV | |
| Connection type | Spring clamp terminals | |
| Mounting type | DIN rail / screw mounting | |
| Protection rating | IP20 | |
| Dimensions (H × W × D) | approx. 92.3 × 45 × 110.5 mm | |
| Weight | approx. 0.36 kg |
Frequently Asked Questions
What is the ABB 1SBH136005R2053 used for?
The ABB 1SBH136005R2053 is a contactor relay used for switching auxiliary and control circuits in industrial automation systems.
What is the control voltage range of this contactor relay?
The NFZ53EK-20 operates with a 12–20 V DC control supply range.
How many auxiliary contacts does this relay have?
The contactor relay features 5 normally open contacts and 3 normally closed contacts.
What type of terminals does the ABB NFZ53EK-20 use?
The ABB NFZ53EK-20 uses spring clamp terminals for fast and secure wiring.
Where is this contactor relay typically installed?
The ABB NFZ53EK-20 is typically installed inside electrical control panels, automation systems and industrial machinery control equipment.
Trusted by Industrial Automation Engineers
ABB NFZ contactor relays provide flexible and reliable auxiliary switching solutions for industrial automation, PLC control systems and electrical installations requiring dependable control circuit management.
