ESB63-20N-01 ABB Modular Contactor 63A 2P NO 24V AC/DC Coil 1SAE351111R0120

The ESB63-20N-01 (1SAE351111R0120) is an ABB 63A modular contactor featuring a 2-pole normally open configuration with 24V AC/DC coil operation. This modular contactor, also known as a lighting contactor, heating contactor, or installation contactor, delivers reliable switching performance for demanding industrial and commercial applications.

ABB's ESB63-20N-01 modular contactor provides robust 63A switching capacity in a compact DIN rail mounted package. Designed for versatile control applications, this contactor eliminates operational noise through its innovative AC/DC coil design while delivering dependable performance across a wide temperature range. The dual voltage coil capability makes it ideal for modern electrical installations requiring flexible power supply options.

Key Features

• 63A Current Rating: Handles high-power loads up to 63 amperes, making it suitable for demanding motor and heating applications while ensuring long-term reliability
• AC/DC Coil Operation: Universal 24V coil accepts both AC and DC control voltages, providing installation flexibility and eliminating the need for separate AC and DC variants
• Hum-Free Design: Advanced coil technology eliminates operational noise, ensuring quiet operation in noise-sensitive environments like offices and residential buildings
• 2-Pole Normally Open Configuration: Provides positive isolation when de-energised, ensuring safe switching of single-phase loads with neutral switching capability
• Compact DIN Rail Mounting: Space-efficient 54mm width fits standard DIN rails, maximising panel density while simplifying installation and maintenance
• 16mm² Cable Capacity: Accommodates flexible cables up to 16mm², providing adequate connection capability for high-current applications without requiring larger terminal blocks
• Wide Operating Temperature: Functions reliably from -25°C to +55°C, suitable for both indoor installations and challenging environmental conditions

Applications

The ESB63-20N-01 modular contactor excels in switching and controlling lighting circuits, heating systems, ventilation equipment, EV charging stations, motors, and pump installations. Its 63A capacity makes it particularly suitable for commercial lighting control, industrial heating elements, motor starting applications, and building automation systems. The hum-free operation is especially valuable in educational facilities, healthcare environments, and residential installations where noise reduction is critical.

Standards and Sustainability

This ABB modular contactor meets UKCA, CE, and UL certification standards, ensuring compliance with European and North American electrical safety requirements. The IP20 rating provides appropriate protection for standard panel mounting applications.

Manufactured by ABB in Germany, order code ESB63-20N-01.

Frequently Asked Questions

What cable sizes can the ESB63-20N-01 accommodate?

The ESB63-20N-01 accepts flexible cables up to 16mm² cross-sectional area, providing sufficient connection capacity for its 63A current rating. The compact terminal design ensures secure connections while maintaining the contactor's space-efficient 54mm width profile.

What applications is the ESB63-20N-01 modular contactor suitable for?

This 63A modular contactor is designed for switching and controlling lighting circuits, heating systems, ventilation equipment, EV charging stations, motors, and pumps. The hum-free AC/DC coil design makes it particularly suitable for noise-sensitive environments and applications requiring flexible control voltage options.

What are the mounting dimensions of the ESB63-20N-01?

The ESB63-20N-01 measures 54mm wide, 85mm high, and 64.8mm deep, with a net mass of 0.37kg. These compact dimensions allow efficient use of panel space while the standard DIN rail mounting ensures quick and secure installation in control panels and distribution boards.

What is the difference between AC and DC coil operation on the ESB63-20N-01?

The ESB63-20N-01 features a universal AC/DC coil that operates on both 24V AC and 24V DC control voltages. This eliminates the need to specify separate variants and provides installation flexibility, while the advanced coil design ensures hum-free operation regardless of whether AC or DC control voltage is used.

Where can I buy ESB63-20N-01 ABB Modular Contactor 63A 2P NO 24V AC/DC Coil 1SAE351111R0120 in the UK?

CSE Distributors supplies the ESB63-20N-01 as an official ABB franchised distributor, with warehouse locations in Wooburn Green and Southampton offering same-day dispatch and next-day delivery nationwide. With over 50 years of family-run service and hundreds of positive customer reviews, CSE provides genuine ABB products with full warranty and expert technical support.