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1SAE341111R0120 ABB ESB40-20N-01 Installation Contactor 2NO 40 A 24 V AC/DC
ABB ESB40-20N-01 is a two-pole 40 A installation contactor with two normally open contacts and a 24 V AC/DC control circuit for reliable residential, commercial and industrial electrical load switching.
£109.19
Why Choose the ABB ESB40-20N-01 Installation Contactor?
The ABB ESB40-20N-01 is a compact and reliable 2-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 two normally open main contacts and a rated operational current of up to 40 A.
Designed for dependable automatic switching and straightforward panel integration, the ESB40-20N-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 reliable DIN rail-mounted load switching is required.
With a 24 V AC/DC control circuit and 2NO contact configuration, the ESB40-20N-01 offers flexible integration with AC or DC control systems. Its robust main terminals accommodate higher-current loads while its modular housing supports convenient installation alongside other DIN rail equipment.
Key Advantages
- Reliable 2-pole installation contactor for electrical load switching.
- 40 A rated operational current for AC-1/AC-7a applications.
- Two normally open (2NO) main contacts.
- 24 V AC/DC control voltage for flexible control circuit integration.
- Hum-free operation and low power consumption.
- Integrated overvoltage protection for dependable operation.
Key Features
- ABB ESB40..N installation contactor series.
- 2-pole, 2NO contact configuration.
- 40 A rated operational current AC-1/AC-7a.
- 24 V AC/DC control circuit.
- 22 A AC-3 operational current at 230 V single-phase.
- 3.7 kW AC-3 operational power at 230 V single-phase.
- 500 V rated insulation voltage.
- DIN rail mounting for modular electrical panels.
- Screw terminals for secure electrical connections.
Reliable High-Current Load Switching
Installation contactors such as the ABB ESB40-20N-01 provide electrically controlled switching for lighting, heating, ventilation and other electrical loads. Applying the control voltage to the contactor operates its normally open main contacts, allowing higher-current circuits to be switched using a separate low-power 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.
- Lighting control circuits.
- Electric heating systems.
- Pumps, fans and ventilation equipment.
- Commercial and industrial electrical load switching.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Series | ESB40..N | |
| ABB order code | 1SAE341111R0120 | |
| Product type | Installation contactor | |
| Number of poles | 2 | |
| Main contact configuration | 2NO + 0NC | |
| Rated operational current (AC-1/AC-7a) | 40 A | |
| Rated operational current (AC-3, 230 V single-phase) | 22 A | |
| Rated control circuit voltage | 24 V AC/DC | |
| Rated operational power (AC-3, 230 V single-phase) | 3.7 kW | |
| Rated insulation voltage | 500 V | |
| Maximum switched voltage | 400 V AC | |
| Maximum electrical switching frequency (AC-1) | 300 cycles/hour | |
| 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 | 4013614518287 |
Frequently Asked Questions
What is the ABB ESB40-20N-01 used for?
The ESB40-20N-01 is an installation contactor used for electrically controlled switching of loads in residential, commercial and industrial electrical systems.
What is the contact configuration of the ESB40-20N-01?
The contactor has two normally open contacts (2NO) arranged across two poles.
What control voltage does the ESB40-20N-01 require?
The ESB40-20N-01 uses a 24 V AC/DC control circuit, allowing operation from a suitable AC or DC control supply.
What is the rated operational current of the ESB40-20N-01?
The ABB ESB40-20N-01 has a rated operational current of 40 A for AC-1/AC-7a applications.
How is the ABB ESB40-20N-01 installed?
The contactor is designed for DIN rail mounting inside electrical distribution boards, switchboards and control panels.
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.
