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1SBE121111R0720 ABB ESB20-20N-07 Installation Contactor 2NO 20 A 400 V AC/DC
ABB ESB20-20N-07 installation contactor with 2NO contacts, a 20 A AC-1/AC-7a rating and 400 V AC/DC control for reliable automatic switching in electrical installations.
£43.72
Why Choose the ABB ESB20-20N-07 Installation Contactor?
The ABB ESB20-20N-07 is a compact and reliable 20 A installation contactor designed for automatic switching of electrical loads in residential, commercial and industrial installations. As part of the ABB ESB20..N installation contactor series, it combines two normally open main contacts with a 400 V AC/DC control circuit for flexible integration into electrical distribution and automation systems.
Designed for DIN-rail installation, the ESB20-20N-07 provides hum-free operation, low power consumption and integrated overvoltage protection. Its compact single-module construction helps conserve valuable space inside distribution boards and control panels while providing dependable switching performance.
With a rated operational current of 20 A for AC-1/AC-7a loads, a 2NO contact configuration and a 400 V AC/DC control voltage, the ESB20-20N-07 is suitable for controlling lighting, heating and other electrical loads in building automation and industrial applications.
Key Advantages
- Compact 20 A installation contactor for automatic load switching.
- 2NO contact configuration provides two normally open switching circuits.
- 400 V AC/DC control circuit provides flexible AC or DC operation.
- Hum-free operation for quiet installation in residential and commercial environments.
- Low power consumption helps minimise control-system energy demand.
- Integrated overvoltage protection helps protect the control circuit.
- Single-module design saves space in DIN-rail distribution boards and control panels.
Key Features
- ABB ESB20..N installation contactor series.
- 20 A rated operational current for AC-1/AC-7a applications.
- 2 normally open (2NO) main contacts.
- 400 V AC/DC rated control circuit voltage.
- Two-pole switching configuration.
- 400 V rated insulation voltage.
- 6 kV rated impulse withstand voltage.
- DIN-rail mounting with screw terminals.
- Hum-free operation with integrated overvoltage protection.
Reliable Switching for Electrical Installations
Installation contactors provide electrically controlled switching of loads that need to be operated automatically or remotely. The ABB ESB20-20N-07 allows two normally open circuits to be switched through its control circuit, making it suitable for integration with timers, switches, controllers and building automation equipment.
The ESB20..N series is engineered for household and industrial environments. Its compact DIN-rail format, quiet operation, low power consumption and integrated overvoltage protection make it particularly well suited to modern distribution boards where dependable switching and efficient use of panel space are important.
Typical Applications
- Residential and commercial electrical distribution boards.
- Lighting control and automatic lighting circuits.
- Electric heating control systems.
- Building automation and energy management systems.
- Industrial control panels and automation equipment.
- Remote and timer-controlled electrical load switching.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Series | ESB20..N | |
| ABB order code | 1SBE121111R0720 | |
| Product type | Installation contactor | |
| Number of poles | 2 | |
| Contact configuration | 2NO / 0NC | |
| Rated operational current | 20 A (AC-1 / AC-7a) | |
| Rated control circuit voltage | 400 V AC/DC | |
| Rated insulation voltage | 400 V | |
| Rated impulse withstand voltage | 6 kV | |
| Rated short-time withstand current | 72 A | |
| Mechanical durability | 1,000,000 cycles | |
| Protection rating | IP20 | |
| Terminal type | Screw terminals | |
| Mounting type | DIN rail | |
| Modular width | 1 module | |
| Dimensions (H × W × D) | approx. 85 × 18 × 65 mm | |
| Weight | approx. 0.14 kg |
Frequently Asked Questions
What is the ABB ESB20-20N-07 used for?
The ESB20-20N-07 is an installation contactor used for automatic or remote switching of electrical loads in residential, commercial and industrial installations.
What is the contact configuration of the ESB20-20N-07?
The contactor has two normally open contacts (2NO) and no normally closed main contacts.
What is the rated current of the ABB ESB20-20N-07?
The ESB20-20N-07 has a rated operational current of 20 A for AC-1/AC-7a loads.
What control voltage does the ESB20-20N-07 use?
The contactor is designed for a 400 V AC/DC control circuit, allowing operation from a suitable AC or DC control supply.
How is the ABB ESB20-20N-07 installed?
The contactor is designed for modular DIN-rail mounting in electrical distribution boards and control panels and occupies one modular spacing.
Trusted ABB Switching Technology
ABB ESB installation contactors provide compact, quiet and energy-efficient switching for residential, commercial and industrial electrical systems, combining dependable operation with convenient DIN-rail installation.
