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1SAE341111R0340 ABB ESB40-40N-03 Installation Contactor 4NO 40 A 48 V AC/DC
ABB ESB40-40N-03 is a four-pole 40 A installation contactor with four normally open contacts and a 48 V AC/DC control circuit for reliable residential, commercial and industrial electrical load switching.
£115.94
Why Choose the ABB ESB40-40N-03 Installation Contactor?
The ABB ESB40-40N-03 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 features four normally open main contacts and a rated operational current of up to 40 A.
Designed for dependable automatic switching and straightforward panel integration, the ESB40-40N-03 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 48 V AC/DC control circuit and 4NO contact configuration, the ESB40-40N-03 can be operated from either AC or DC control supplies. Its four-pole arrangement provides flexible switching for multi-circuit and three-phase applications, while its 54 mm-wide housing supports convenient installation alongside other modular equipment.
Key Advantages
- Robust 4-pole installation contactor for electrical load switching.
- 40 A rated operational current for AC-1 applications.
- Four normally open (4NO) main contacts.
- 48 V AC/DC control voltage for flexible AC or DC control.
- Hum-free operation and low power consumption.
- Integrated overvoltage protection for dependable switching.
Key Features
- ABB ESB40..N installation contactor series.
- 4-pole, 4NO contact configuration.
- 40 A rated operational current AC-1.
- 48 V AC/DC control circuit.
- 3.7 kW AC-3 operational power at 230 V single-phase.
- 11 kW AC-3 operational power at 400 V three-phase.
- Maximum switched voltage of 400 V AC.
- DIN rail mounting for modular electrical panels.
- Screw terminals for secure electrical connections.
- Compact 54 mm width for distribution-board installation.
Reliable Four-Pole Load Switching
Installation contactors such as the ABB ESB40-40N-03 provide electrically controlled switching for lighting, heating, ventilation, pumps and other electrical loads. Its four normally open main contacts allow multiple circuits or suitable three-phase loads to be switched simultaneously using a separate control signal.
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.
- Single-phase and 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 | 1SAE341111R0340 | |
| Product type | Installation contactor | |
| Number of poles | 4 | |
| Main contact configuration | 4NO + 0NC | |
| Rated operational current (AC-1) | 40 A | |
| Rated control circuit voltage | 48 V AC/DC | |
| Rated operational power (AC-3, 230 V single-phase) | 3.7 kW | |
| Rated operational power (AC-3, 400 V three-phase) | 11 kW | |
| Maximum switched voltage | 400 V AC | |
| Mounting type | DIN rail mounting | |
| Terminal type | Screw terminals | |
| Operating temperature | -25 to +55 °C | |
| Dimensions (W × H × D) | 54 × 85 × 64.8 mm | |
| EAN | 4013614518386 |
Frequently Asked Questions
What is the ABB ESB40-40N-03 used for?
The ESB40-40N-03 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 ESB40-40N-03?
The contactor has four normally open contacts (4NO) arranged across four poles.
What control voltage does the ESB40-40N-03 require?
The ESB40-40N-03 uses a 48 V AC/DC control circuit, allowing operation from a suitable AC or DC control supply.
What is the rated operational current of the ESB40-40N-03?
The ABB ESB40-40N-03 has a rated operational current of up to 40 A for AC-1 loads.
How is the ABB ESB40-40N-03 installed?
The contactor is designed for DIN rail mounting inside electrical distribution boards, switchboards and control panels and uses screw terminals for secure 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.
