CHINT NS2-25-AE11 front-mounted auxiliary contact block with 1NO and 1NC auxiliary contacts for use with CHINT NS2 manual motor starters and motor protection circuit breakers.
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Why Choose the CHINT NS2-25-AE11 Auxiliary Contact Block?
The CHINT NS2-25-AE11 is a high quality front-mounted auxiliary contact block designed specifically for CHINT NS2 manual motor starters and motor protection circuit breakers. This compact accessory expands control circuit functionality by providing additional signalling and switching contacts for industrial automation and motor control applications.
Featuring a 1NO + 1NC auxiliary contact configuration, the NS2-25-AE11 enables reliable status indication, electrical interlocking and remote signalling within industrial control systems. Its front-mount snap-on design allows fast installation directly onto compatible NS2 motor starters, helping simplify panel assembly and reduce installation time.
Manufactured in accordance with IEC/EN 60947 standards, the NS2-25-AE11 provides dependable electrical performance and long operational life in demanding industrial environments. The accessory is widely used within OEM machinery, pump systems, HVAC equipment and industrial automation panels requiring additional auxiliary switching contacts.
Key Advantages
Front-mounted auxiliary contact block for NS2 motor starters.
1 normally open and 1 normally closed auxiliary contact.
Provides signalling and interlocking functionality.
Quick snap-on installation for fast panel assembly.
Compact modular design saves enclosure space.
Suitable for industrial automation and motor control systems.
Key Features
CHINT NS2-AE auxiliary contact series.
1NO + 1NC auxiliary contact arrangement.
Front / head mount accessory design.
Compatible with CHINT NS2 manual motor starters.
Supports control, signalling and interlocking circuits.
Industrial modular construction.
Snap-on installation method.
Reliable switching performance for industrial control applications.
Technical Specifications
Manufacturer: CHINT
Series: NS2 Auxiliary Contacts
Model: NS2-25-AE11
Product type: Auxiliary contact block
Mounting position: Front / head mount
Auxiliary contact configuration: 1NO + 1NC
Compatible devices: CHINT NS2 motor starters
Rated insulation voltage (Ui): 250 V
Conventional thermal current (Ith): 2.5 A
Utilisation category: AC-15 / DC-13
Standard compliance: IEC/EN 60947
Mounting method: Snap-on front mounting
Protection rating: IP20
Application: Signalling, interlocking and auxiliary switching circuits
Operational use: Industrial automation and motor control systems
Reliable Auxiliary Control Expansion
Auxiliary contact blocks such as the CHINT NS2-25-AE11 are designed to expand the control and signalling capabilities of manual motor starters and motor protection breakers. These accessories provide additional switching contacts for status indication, PLC inputs, electrical interlocking and automation functions.
The NS2-25-AE11 front-mounted auxiliary contact enables engineers and panel builders to integrate additional control logic into industrial systems while maintaining compact panel layouts and simplified installation procedures. Its modular design ensures seamless compatibility with CHINT NS2 motor starter 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.
Technical Specifications
IP Rating
IP20
Series
NS2 Auxiliary Contacts
Product type
Auxiliary contact block
Mounting position
Front / head mount
Auxiliary contact configuration
1NO + 1NC
Compatible devices
CHINT NS2 motor starters
Rated insulation voltage (Ui)
250 V
Conventional thermal current (Ith)
2.5 A
Utilisation category
AC-15 / DC-13
Standard compliance
IEC/EN 60947
Mounting method
Snap-on front mounting
Protection rating
IP20
Application
Signalling, interlocking and auxiliary switching circuits
Operational use
Industrial automation and motor control systems
Frequently Asked Questions
What is the CHINT NS2-25-AE11 used for?
The NS2-25-AE11 is used to add auxiliary switching contacts to compatible CHINT NS2 motor starters for signalling, interlocking and automation control functions.
What contact arrangement does this accessory provide?
This auxiliary block provides 1 normally open (1NO) and 1 normally closed (1NC) auxiliary contact.
How is the NS2-25-AE11 installed?
The accessory uses a front / head mount snap-on design for quick installation onto compatible CHINT NS2 motor starters.
Which products are compatible with this auxiliary contact?
The NS2-25-AE11 is designed for use with compatible CHINT NS2 manual motor starters and motor protection circuit breakers.
What are auxiliary contacts used for?
Auxiliary contacts are commonly used for signalling, status indication, PLC interfacing, electrical interlocking and automation control functions within industrial systems.
Trusted by Control Panel Builders Worldwide
CHINT NS2 auxiliary contact accessories are widely used in industrial automation and motor control systems where reliable signalling, interlocking and control circuit expansion are essential.
IP Rating
IP20
Series
NS2 Auxiliary Contacts
Product type
Auxiliary contact block
Mounting position
Front / head mount
Auxiliary contact configuration
1NO + 1NC
Compatible devices
CHINT NS2 motor starters
Rated insulation voltage (Ui)
250 V
Conventional thermal current (Ith)
2.5 A
Utilisation category
AC-15 / DC-13
Standard compliance
IEC/EN 60947
Mounting method
Snap-on front mounting
Protection rating
IP20
Application
Signalling, interlocking and auxiliary switching circuits
Operational use
Industrial automation and motor control systems
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...