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1SBH143061R5131 ABB TNL31E 17-32V DC – TNL31E 31A DC Contactor Relay 17-32V DC
ABB TNL31E 1SBH143061R5131 is a 4-pole DC contactor relay with 3 NO and 1 NC auxiliary contacts, screw terminals and a 17–32 V DC wide-range low-consumption coil for switching auxiliary and control circuits.
£81.77
Why Choose the ABB TNL31E 17-32V DC Contactor Relay?
The ABB TNL31E 17-32V DC, product ID 1SBH143061R5131, is a compact 4-pole contactor relay designed for reliable switching of auxiliary and control circuits. The TNL31E uses a DC-operated solid-core magnet circuit and provides mechanically linked contact elements for dependable electrical control applications.
This contactor relay features 3 normally open and 1 normally closed auxiliary contacts together with a low-consumption DC coil offering a wide 17–32 V DC control supply voltage range. The polarity of the coil connections must be observed, with A1 as positive and A2 as negative, ensuring correct operation of the DC control circuit.
With its compact construction, screw terminals and wide-range DC coil, the TNL31E is suited to control panels, auxiliary circuits and automation systems requiring dependable electromechanical switching. Its 3 NO and 1 NC contact arrangement provides flexible switching for signalling, interlocking and control functions.
Key Advantages
- Compact 4-pole contactor relay for auxiliary and control circuits.
- 3 NO and 1 NC auxiliary contact configuration for flexible control functions.
- Wide 17–32 V DC control supply voltage range.
- Low-consumption DC coil helps reduce control-circuit power requirements.
- Mechanically linked contact elements are available for dependable control applications.
- Screw terminals provide secure electrical connections.
Key Features
- ABB TNL contactor relay series.
- 4-pole configuration with 3 NO and 1 NC auxiliary contacts.
- 17–32 V DC rated control supply voltage.
- DC-operated solid-core magnet circuit.
- Low-consumption wide-range DC coil.
- Mechanically linked contact elements available.
- Polarity-sensitive coil connections with A1+ and A2- terminals.
- Screw terminals for dependable control-panel wiring.
Reliable Switching for Auxiliary and Control Circuits
Contactor relays such as the ABB TNL31E are used to switch auxiliary and control circuits in electrical control systems. Its three normally open and one normally closed contacts provide multiple switching paths for signalling, interlocking and automation functions, allowing several control operations to be handled by one compact device.
The TNL31E combines a low-consumption DC coil with a wide 17–32 V DC operating range and a solid-core magnet circuit. Screw terminals provide secure wiring connections, while the compact 4-pole construction makes the relay practical for control cabinets where installation space and reliable switching performance are important.
Typical Applications
- Industrial auxiliary control circuits.
- Electrical control and automation panels.
- Signalling and interlocking circuits.
- Machine control systems.
- Low-voltage DC control circuits.
- OEM machinery and automation equipment.
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 | |
| Manufacturer | ABB | |
| Series | TNL | |
| Model | TNL31E 17-32V DC | |
| Product ID | 1SBH143061R5131 | |
| EAN / GTIN | 3471522328519 | |
| Product type | Contactor relay | |
| Number of poles | 4 | |
| Auxiliary contacts | 3 NO + 1 NC | |
| Rated control supply voltage | 17–32 V DC | |
| Actuation voltage type | DC | |
| Coil polarity | A1+ / A2- | |
| Rated insulation voltage | 690 V | |
| Rated impulse withstand voltage | 8 kV | |
| Terminal type | Screw terminals | |
| Coil terminal protection rating | IP20 | |
| Dimensions (H × W × D) | 78 × 44 × 97 mm | |
| Weight | 0.520 kg | |
| Ambient operating temperature | -40 to +55 °C |
Frequently Asked Questions
What is the ABB TNL31E 1SBH143061R5131 used for?
The TNL31E is a contactor relay designed for switching auxiliary and control circuits in electrical control and automation applications.
How many contacts does the ABB TNL31E have?
The TNL31E is a four-pole contactor relay with 3 normally open and 1 normally closed auxiliary contacts.
What control voltage does the TNL31E require?
The ABB TNL31E 1SBH143061R5131 operates from a 17–32 V DC control supply.
Does the TNL31E coil have a required polarity?
Yes. The DC coil is polarity sensitive, so the coil terminals must be connected with A1 positive and A2 negative.
What type of terminals does the ABB TNL31E use?
The TNL31E uses screw terminals for secure electrical connections within control and automation panels.
Trusted ABB Industrial Control Technology
ABB TNL contactor relays provide dependable switching of auxiliary and control circuits using low-consumption wide-range DC coils, compact construction and flexible auxiliary contact configurations.
