nc1-f422 chint contactor head mount auxillary block with 2no+2nc contacts

Why Choose the CHINT NC1-F422 Auxiliary Contact Block?

The CHINT NC1-F422 is a dependable front-mounted auxiliary contact block designed for use with CHINT NC1 and NC2 series contactors. Engineered for industrial automation and motor control systems, this accessory provides additional auxiliary switching contacts for signalling, interlocking and control circuit expansion within electrical panels and machinery applications.

Featuring 2 normally open (2NO) and 2 normally closed (2NC) auxiliary contacts, the NC1-F422 enables flexible control functionality within industrial automation systems, motor starters and switching assemblies. Its head-mount design allows quick installation directly onto compatible CHINT contactors, making it ideal for OEM machinery, HVAC systems, pump control panels and industrial automation equipment.

Manufactured to meet IEC/EN 60947-5-1 standards, the NC1-F422 provides reliable switching performance, compact construction and long operational life for demanding industrial environments. Its modular format simplifies contactor customisation while improving control circuit functionality and system integration.

Key Advantages

• Front-mounted auxiliary contact block for CHINT contactors.
• 2NO + 2NC auxiliary contacts for signalling and interlocking.
• Quick head-mount installation onto compatible contactors.
• Reliable switching performance for industrial control circuits.
• Compact modular design saves panel space.
• Suitable for automation, motor control and OEM applications.

Key Features

• CHINT NC1-F auxiliary contact block series.
• 2NO + 2NC auxiliary contact configuration.
• Front / head mounting design.
• Compatible with CHINT NC1 and NC2 contactors.
• Designed for control and signalling circuits.
• Industrial modular construction.
• Quick snap-on installation.
• Long mechanical and electrical operational life.

Technical Specifications

• Manufacturer: CHINT
• Series: NC1-F Auxiliary Contact Blocks
• Model: NC1-F422
• Product type: Auxiliary contact block
• Mounting position: Front / head mount
• Auxiliary contact configuration: 2NO + 2NC
• Compatible contactors: CHINT NC1 and NC2 series
• Rated insulation voltage: up to 690 V
• Rated operational current: 10 A auxiliary switching
• Utilisation category: AC-15 / DC-13
• Frequency: 50 / 60 Hz
• Standard compliance: IEC/EN 60947-5-1
• Mounting method: Snap-on front mounting
• Protection rating: IP20
• Mechanical life: high endurance industrial operation
• Application: Signalling, interlocking and auxiliary switching circuits

Reliable Auxiliary Control Expansion

Auxiliary contact blocks such as the CHINT NC1-F422 are used to expand the functionality of industrial contactors by adding extra control and signalling contacts. These accessories are commonly used within automation systems to provide status indication, electrical interlocking and remote control functions.

The NC1-F422 head-mount auxiliary block is designed for quick integration with compatible CHINT contactors, helping engineers and panel builders simplify installation while increasing control circuit flexibility within industrial automation systems and electrical switchgear assemblies.

Typical Applications

• Industrial motor starter assemblies.
• Automation and PLC control systems.
• Electrical interlocking circuits.
• HVAC and ventilation control panels.
• Pump and compressor systems.
• OEM machinery and industrial switchgear.

Trusted by Control Panel Builders Worldwide

CHINT auxiliary contact blocks are widely used in industrial automation and motor control systems where reliable signalling, interlocking and control circuit expansion are essential.