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1SBH136001R3031 ABB NFZ31E-30 Electronic Coil Contactor 31A 220-250V DC Coil
ABB 1SBH136001R3031 NFZ31E-30 is a 4-pole DC-operated contactor relay with 3NO + 1NC auxiliary contacts, a 24 V DC electronic coil interface and built-in surge suppression.
£61.60
Why Choose the ABB NFZ31E-30 Contactor Relay?
The ABB 1SBH136001R3031, type NFZ31E-30, is a compact contactor relay designed for switching auxiliary and control circuits in industrial automation, machinery and electrical control systems. Part of ABB’s NFZ contactor relay range, it features an electronic coil interface with built-in surge suppression and reduced holding power consumption for efficient control-panel operation.
The NFZ31E-30 features three normally open and one normally closed auxiliary contacts (3NO + 1NC) in a 4-pole contactor relay arrangement. Its 24 V DC electronic coil interface enables direct control from suitable PLC outputs without requiring an additional interface relay.
With a 16 A conventional free-air thermal current, an auxiliary circuit rating of 690 V AC and built-in surge suppression, the NFZ31E-30 provides dependable auxiliary switching for industrial control applications. Its compact 45 mm wide design supports efficient installation in control panels.
Key Advantages
- Compact contactor relay for auxiliary and control circuit switching.
- 3NO + 1NC contact configuration provides flexible control functionality.
- 24 V DC electronic coil interface enables direct PLC control.
- Built-in surge suppression eliminates the need for additional suppressors.
- 16 A thermal current rating for auxiliary circuits.
- Mechanically linked contacts support reliable control and interlocking applications.
Key Features
- ABB NFZ contactor relay range.
- NFZ31E-30 product type.
- 4-pole contactor relay.
- 3NO + 1NC auxiliary contact configuration.
- 24 V DC electronic coil interface.
- Built-in surge suppression.
- Reduced holding coil consumption up to 1.7 W.
- 16 A conventional free-air thermal current.
- 690 V AC rated operational voltage for auxiliary circuits.
- Mechanically linked auxiliary contacts compliant with IEC 60947-5-1.
- Screw-terminal connections.
Reliable Auxiliary Switching for Industrial Automation
Contactor relays such as the ABB NFZ31E-30 provide electrically operated contacts for switching auxiliary and control circuits. The combination of normally open and normally closed contacts allows flexible integration into automation, signalling and interlocking systems.
The NFZ range combines electronic coil technology with integrated surge suppression and low holding power consumption. This helps reduce panel energy usage while maintaining dependable switching performance in industrial environments.
Typical Applications
- Industrial automation control panels.
- PLC-controlled switching systems.
- Machine interlocking and signalling circuits.
- Motor control auxiliary circuits.
- Building and industrial electrical systems.
- OEM control assemblies.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Coil Type | DC | |
| Coil Voltage Range | 24 V | |
| Poles | 4-pole | |
| Coil / Supply Voltage | 24 V DC | |
| Device Type | Contactor relay | |
| Auxiliary Contacts | 3NO + 1NC | |
| Current AC-1 | 16 A | |
| Manufacturer | ABB | |
| Series | NFZ | |
| Model | NFZ31E-30 | |
| ABB order code | 1SBH136001R3031 | |
| Product type | Contactor relay | |
| Number of poles | 4 | |
| Auxiliary contact configuration | 3NO + 1NC | |
| Rated control supply voltage | 24 V DC | |
| Control circuit | DC operated | |
| Coil interface | Electronic with built-in surge suppression | |
| Coil holding power | Up to 1.7 W | |
| Rated operational voltage, auxiliary circuit | 690 V AC | |
| Conventional free-air thermal current | 16 A | |
| Rated operational current AC-15 | 4 A at 220 / 240 V AC | |
| Rated impulse withstand voltage | 6 kV | |
| Connection type | Screw terminals | |
| Protection rating | IP20 | |
| Mounting type | DIN rail or screw mounting | |
| Dimensions (H × W × D) | 86 × 45 × 97 mm | |
| Weight | 0.43 kg |
Frequently Asked Questions
What is the ABB 1SBH136001R3031?
The ABB 1SBH136001R3031 is the order code for the NFZ31E-30 contactor relay, designed for switching auxiliary and control circuits.
What contact configuration does the ABB NFZ31E-30 have?
The NFZ31E-30 has three normally open and one normally closed auxiliary contacts (3NO + 1NC).
What control voltage does the ABB NFZ31E-30 use?
The NFZ31E-30 uses a 24 V DC electronic coil interface designed for direct PLC control.
What is the current rating of the ABB NFZ31E-30?
The contactor relay has a 16 A conventional free-air thermal current rating.
Does the ABB NFZ31E-30 include surge suppression?
Yes. The NFZ31E-30 includes built-in surge suppression to protect the coil circuit.
Trusted Control Technology from ABB
ABB NFZ contactor relays provide compact and reliable switching solutions for auxiliary and control circuits in industrial automation, machinery and electrical control systems.
