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1SAE341111R0131 ABB ESB40-31N-01 Installation Contactor 3NO/1NC 24 V AC/DC
ABB ESB40-31N-01 is a four-pole installation contactor with 3NO + 1NC main contacts and a 24 V AC/DC control circuit for reliable single-phase and three-phase electrical load switching.
£121.24
Why Choose the ABB ESB40-31N-01 Installation Contactor?
The ABB ESB40-31N-01 is a robust 4-pole installation contactor designed for electrically controlled switching of single-phase and three-phase loads in residential, commercial and industrial applications. As part of the ABB ESB40..N installation contactor series, it combines three normally open and one normally closed main contact for flexible load-control arrangements.
Designed for dependable automatic switching and straightforward panel integration, the ESB40-31N-01 provides hum-free operation, low power consumption and integrated overvoltage protection. Its modular construction makes it well suited to distribution boards and control panels where quiet and reliable DIN rail-mounted switching is required.
With a 24 V AC/DC control circuit and 3NO + 1NC contact configuration, the ESB40-31N-01 can be integrated into AC or DC control systems. The normally open contacts support loads up to 40 A, while the normally closed contact is rated up to 30 A AC-1.
Key Advantages
- Versatile 4-pole installation contactor for electrical load switching.
- Three normally open and one normally closed (3NO + 1NC) main contacts.
- Normally open contacts suitable for switching loads up to 40 A.
- Normally closed contact rated up to 30 A AC-1.
- 24 V AC/DC control voltage for flexible control-system integration.
- Hum-free operation, low power consumption and integrated overvoltage protection.
Key Features
- ABB ESB40..N installation contactor series.
- 4-pole, 3NO + 1NC contact configuration.
- 40 A maximum load-control capability within the ESB40..N range.
- 30 A AC-1 rated operational current for the normally closed contact.
- 24 V AC/DC control circuit.
- 22 A AC-3 operational current at 230 V single-phase on normally open contacts.
- 3.7 kW AC-3 operational power at 230 V single-phase.
- 11 kW AC-3 operational power at 400 V three-phase.
- 500 V rated insulation voltage.
- DIN rail mounting with screw terminals.
Flexible Normally Open and Normally Closed Load Switching
Installation contactors such as the ABB ESB40-31N-01 provide electrically controlled switching for lighting, heating, ventilation, motors and other electrical loads. Its combination of three normally open contacts and one normally closed contact enables both three-phase switching and complementary control functions from a single modular contactor.
The ABB ESB40..N series is designed for household applications as well as industrial environments. Hum-free operation, low power consumption and integrated overvoltage protection help provide quiet, efficient and dependable switching in modern electrical installations.
Typical Applications
- Electrical distribution boards and control panels.
- Building automation and electrical control systems.
- Three-phase electrical load switching.
- Lighting and electric heating control.
- Pumps, fans and ventilation equipment.
- Commercial and industrial electrical installations.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Series | ESB40..N | |
| ABB order code | 1SAE341111R0131 | |
| Product type | Installation contactor | |
| Number of poles | 4 | |
| Main contact configuration | 3NO + 1NC | |
| Rated operational current (NC, AC-1) | 30 A | |
| Rated operational current (AC-3, 230 V single-phase, NO) | 22 A | |
| Rated control circuit voltage | 24 V AC/DC | |
| Rated operational power (AC-3, 230 V single-phase, NO) | 3.7 kW | |
| Rated operational power (AC-3, 400 V three-phase, NO) | 11 kW | |
| Rated insulation voltage | 500 V | |
| Maximum electrical switching frequency (AC-1) | 300 cycles/hour | |
| Mounting type | DIN rail mounting | |
| Terminal type | Screw terminals | |
| Operating temperature | -25 to +55 °C | |
| Width | approx. 54 mm | |
| Height | approx. 85 mm | |
| Depth | approx. 58 mm | |
| Net weight | approx. 0.405 kg | |
| EAN | 4013614518317 |
Frequently Asked Questions
What is the ABB ESB40-31N-01 used for?
The ESB40-31N-01 is an installation contactor used for electrically controlled switching of single-phase and three-phase loads in residential, commercial and industrial electrical systems.
What is the contact configuration of the ESB40-31N-01?
The contactor has three normally open and one normally closed main contact (3NO + 1NC) arranged across four poles.
What control voltage does the ESB40-31N-01 require?
The ESB40-31N-01 uses a 24 V AC/DC control circuit, allowing operation from a suitable AC or DC control supply.
What current is the normally closed contact rated for?
The normally closed contact of the ABB ESB40-31N-01 has a rated operational current of 30 A for AC-1 loads.
How is the ABB ESB40-31N-01 installed?
The contactor is designed for DIN rail mounting inside electrical distribution boards, switchboards and control panels and uses screw terminals for electrical connections.
Trusted ABB Switching Technology
ABB ESB installation contactors provide compact, quiet and dependable electrical load switching for building services, distribution systems and industrial control applications.
