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1SAE661111R0140 ABB ESB100-40N-01 Installation Contactor 100 A 4NO 24 V AC/DC
ABB ESB100-40N-01 is a 100 A four-pole installation contactor with four normally open contacts and a 24 V AC/DC control circuit for reliable automatic switching of single-phase and three-phase electrical loads.
£344.51
Why Choose the ABB ESB100-40N-01 Installation Contactor?
The ABB ESB100-40N-01 is a high-capacity 100 A installation contactor with four normally open contacts, designed for reliable automatic switching of single-phase and three-phase electrical loads in residential, commercial and industrial installations. As part of the ABB ESB100..N installation contactor series, it combines substantial switching capacity with quiet operation and a robust modular design.
This contactor features a 4NO / 0NC main contact configuration and an AC-1/AC-7a rated operational current of up to 100 A. ABB's electronically controlled coil technology provides hum-free operation, low power consumption and integrated overvoltage protection, helping deliver dependable switching in distribution boards, building automation systems and industrial control installations.
With a 24 V AC/DC rated control circuit voltage, the ESB100-40N-01 is particularly suitable for low-voltage control systems requiring remote or automatic switching of high-current loads. Its six-module DIN-rail format and screw-terminal connections enable straightforward integration into electrical distribution and control panels.
Key Advantages
- High-capacity 100 A installation contactor for demanding load-switching applications.
- Four normally open main contacts for versatile single-phase and three-phase load control.
- 24 V AC/DC control circuit suitable for low-voltage automation systems.
- Hum-free electronic coil technology for quiet operation.
- Low power consumption with integrated overvoltage protection.
- Robust DIN-rail mounting design for distribution boards and control panels.
Key Features
- ABB ESB100..N installation contactor series.
- 100 A AC-1/AC-7a rated operational current.
- 4NO / 0NC main contact configuration.
- 24 V AC/DC rated control circuit voltage.
- Suitable for controlling single-phase and three-phase loads.
- Hum-free operation with low coil power consumption.
- Integrated overvoltage protection.
- Screw-terminal connections and DIN-rail mounting.
Reliable High-Current Load Switching
Installation contactors such as the ABB ESB100-40N-01 allow high-current electrical loads to be switched automatically from a separate low-voltage control circuit. This enables lighting, heating and other electrical equipment to be controlled by timers, switches, building automation equipment and industrial control systems.
The ESB100..N series is designed for household and industrial environments and supports control of single-phase and three-phase loads up to 100 A. Its electronically controlled coil can be operated by AC or DC voltage while providing hum-free performance, low power consumption and integrated overvoltage protection.
Typical Applications
- Electrical distribution boards and control panels.
- Commercial and industrial lighting control.
- Electric heating and resistive load switching.
- Building automation and energy management systems.
- Single-phase and three-phase load control.
- Industrial machinery and automated electrical systems.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Series | ESB100..N Installation Contactors | |
| ABB order code | 1SAE661111R0140 | |
| Product type | Installation contactor | |
| Main contact configuration | 4NO / 0NC | |
| Number of poles | 4 | |
| Rated operational current (AC-1 / AC-7a) | 100 A | |
| Rated control circuit voltage | 24 V AC/DC | |
| Rated operational voltage | 400 V AC / 220 V DC | |
| Rated insulation voltage | 500 V | |
| Maximum electrical switching frequency (AC-1) | 150 cycles/hour | |
| Mounting type | DIN rail | |
| Terminal type | Screw terminals | |
| Width | 6 modular spacings / 108 mm | |
| Dimensions (H × W × D) | approx. 85.8 × 108 × 58 mm | |
| Operating temperature | -25 to +55 °C |
Frequently Asked Questions
What is the ABB ESB100-40N-01 used for?
The ESB100-40N-01 is used for automatic or remote switching of single-phase and three-phase electrical loads in residential, commercial and industrial installations.
What is the current rating of the ESB100-40N-01?
The contactor has an AC-1/AC-7a rated operational current of up to 100 A.
How many contacts does this contactor have?
The ESB100-40N-01 has four normally open main contacts (4NO) and no normally closed main contacts.
What control voltage does the ESB100-40N-01 require?
The contactor is designed for a 24 V AC/DC rated control circuit, allowing operation from either an AC or DC low-voltage control supply.
How is the ABB ESB100-40N-01 installed?
The contactor is designed for DIN-rail mounting in electrical distribution boards and control panels and occupies six modular spacings.
Trusted ABB Switching Technology
ABB ESB installation contactors provide compact, quiet and energy-efficient automatic switching for electrical loads, making them well suited to modern distribution, building automation and industrial control applications.
