ns2-25-au20 chint 2 n/o side mount contacts

Why Choose the CHINT NS2-25-AU20 Auxiliary Contact Block?

The CHINT NS2-25-AU20 is a robust side-mounted auxiliary contact block designed specifically for use with CHINT NS2 manual motor starters. This accessory expands the signalling and control functionality of NS2 motor protection devices by adding additional normally open auxiliary contacts for industrial automation and motor control applications.

Engineered for dependable operation in demanding industrial environments, the NS2-25-AU20 features a compact side-mounting design that integrates directly with compatible NS2 motor starters. It provides reliable switching performance for control circuits, signalling systems, interlocking applications and PLC monitoring functions.

The auxiliary contact block includes 2 normally open (2 NO) instantaneous auxiliary contacts, making it ideal for industrial motor starter panels, machine control systems and automation assemblies where additional signalling contacts are required. Its clip-on side-mount configuration simplifies installation while maintaining compact panel layouts.

Key Advantages

• Designed specifically for CHINT NS2 manual motor starters.
• Provides 2 normally open auxiliary contacts.
• Compact side-mounted installation design.
• Supports industrial signalling and interlocking functions.
• Reliable switching performance for automation systems.
• Simple integration into industrial motor starter assemblies.

Key Features

• CHINT NS2 auxiliary contact series.
• 2 NO instantaneous auxiliary contacts.
• Side-mounted clip-on configuration.
• Compatible with CHINT NS2 motor starters.
• Suitable for signalling and control circuits.
• Compact industrial accessory design.
• Reliable electromechanical contact operation.
• Suitable for industrial automation applications.

Technical Specifications

• Manufacturer: CHINT
• Series: NS2 Accessories
• Model: NS2-25-AU20
• Product type: Auxiliary contact block
• Compatible device: CHINT NS2 manual motor starters
• Contact configuration: 2 NO (normally open)
• Contact type: Instantaneous auxiliary contacts
• Mounting position: Side-mounted
• Mounting style: Clip-on installation
• Rated insulation voltage (Ui): 690 V
• Thermal current (Ith): 6 A
• Application: Signalling and control circuits
• Industrial compatibility: Motor starter and automation systems
• Operating function: Auxiliary signalling and interlocking
• Compliance standards: IEC/EN 60947-5-1 compatible systems

Reliable Auxiliary Signalling for Motor Control Systems

Auxiliary contact blocks are widely used in industrial automation systems to provide additional switching and signalling functions for motor starters and protection devices. The CHINT NS2-25-AU20 expands the functionality of compatible NS2 manual motor starters by enabling auxiliary control and status indication circuits.

Its compact side-mounted design simplifies installation while supporting reliable integration into motor control panels, machine safety systems and industrial automation equipment where additional signalling contacts are required.

Typical Applications

• Industrial motor starter assemblies.
• Automation and PLC control systems.
• Motor status indication circuits.
• Industrial interlocking applications.
• Machine control and signalling systems.
• OEM electrical and automation equipment.

Trusted by Industrial Engineers Worldwide

CHINT NS2 accessories and motor control components are widely used in industrial automation systems to deliver dependable motor protection, signalling functionality and reliable long-term operation.