NDK-50VA Chint 50VA Control Circuit Transformer

NDK-50VA Chint 50VA Control Circuit Transformer

Chint NDK-50VA is a compact 50 VA single-phase control circuit transformer with 240/415 V AC input and multiple secondary voltage connections, designed to provide reliable control power for industrial electrical panels, machinery and automation systems.

SKU: NDK-50VAAlt SKU: NDK50VAMPN: NDK-50VA
Price
List Price ex VAT
Your Price
On backorder Please contact us for a delivery time before you order
Get the best trade prices Trade exclusive

Create a trade account to unlock exclusive pricing, special offers and more.

Trade pricing is personalised to your account

Available on backorder

£57.05

Why Choose the Chint NDK-50VA Control Circuit Transformer?

The Chint NDK-50VA is a compact and reliable 50 VA single-phase control circuit transformer designed to provide control power for industrial electrical equipment, machinery and automation systems. As part of the Chint NDK control transformer series, it is particularly suited to control panel manufacturers and machine builders requiring dependable voltage transformation and electrical isolation.

This control transformer provides a practical solution for supplying control circuits, contactors, relays, indicator lamps and other electrical apparatus. The NDK series is designed to provide maximum voltage ratings from compact frame sizes, making it especially useful in electrical control panels where installation space is limited.

With a rated output capacity of 50 VA and a 240/415 V AC input, the NDK-50VA provides versatile operation with common industrial supply voltages. The UK NDK range provides secondary voltage connections including 12/24 V, 48/110 V and 240 V AC, allowing the transformer to support a variety of control circuit requirements.

Key Advantages

  • Compact control circuit transformer designed for industrial applications.
  • 50 VA rated output capacity suitable for smaller control circuits and electrical equipment.
  • 240/415 V AC input compatible with common industrial electrical supplies.
  • Multiple secondary voltage connections provide flexibility for different control circuits.
  • 50/60 Hz operation for compatibility with standard AC power systems.
  • Compact frame size makes efficient use of space inside control panels.
  • Designed specifically for dependable control power and electrical isolation.

Key Features

  • Chint NDK control transformer series.
  • 50 VA rated output capacity.
  • 240/415 V AC input supply.
  • 12/24 V, 48/110 V and 240 V AC secondary voltage connections.
  • 50/60 Hz operating frequency.
  • Single-phase control transformer construction.
  • IP00 open-type construction.
  • Natural air cooling for reliable operation.
  • Panel or chassis mounting for integration into electrical equipment.
  • Designed for control power, machine tools, lighting and indicator circuits.
  • Separate earthing point.
  • IEC/EN 61558 compliant NDK control transformer design.

Reliable Control Power for Industrial Equipment

Control circuit transformers such as the Chint NDK-50VA provide a dedicated power source for electrical control equipment by transforming the incoming AC supply to the voltage required by the control circuit. This makes them suitable for supplying components such as contactors, relays, indicator lamps and other devices used throughout industrial machinery and electrical control systems.

The Chint NDK series is designed for electrical apparatus, machine tools, lighting and other mechanical equipment requiring dependable control power. Its multiple voltage connections and compact panel-mounted construction provide flexibility when designing new control systems or replacing transformers in existing industrial installations.

Typical Applications

  • Industrial electrical control panels.
  • Machine tool control circuits.
  • Contactors, relays and control devices.
  • Indicator lamps and signalling circuits.
  • Industrial machinery and automation equipment.
  • Machine lighting and auxiliary circuits.
  • Power distribution cabinets and electrical equipment.

Technical Specifications

Manufacturer Chint
Series NDK Control Transformers
Model NDK-50VA
Product type Control circuit transformer
Transformer type Single-phase
Rated output capacity 50 VA
Input voltage 240/415 V AC
Output voltage connections 12/24 V, 48/110 V, 240 V AC
Frequency 50/60 Hz
Protection rating IP00 open type
Cooling method Natural air cooling
Mounting type Panel / chassis mounting
Operating temperature −5 °C to +40 °C
Maximum operating altitude 2000 m
Maximum relative humidity 95% non-condensing
Standard Q/ZT258 / IEC-EN 61558-1

Frequently Asked Questions

What is the Chint NDK-50VA used for?

The NDK-50VA is a control circuit transformer designed to provide reliable control power for electrical apparatus, industrial machinery, machine tools, control panels, relays, contactors and indicator circuits.

What is the power rating of the NDK-50VA?

The transformer has a rated output capacity of 50 VA, making it suitable for smaller industrial control and auxiliary circuits.

What input voltage does the NDK-50VA accept?

The Chint NDK-50VA is configured for a 240/415 V AC input, making it suitable for common industrial electrical supplies.

What output voltages are available?

The UK NDK control circuit transformer configuration provides secondary voltage connections including 12/24 V, 48/110 V and 240 V AC.

Where is the Chint NDK-50VA typically installed?

The transformer is typically panel or chassis mounted inside electrical control panels, machinery and industrial automation equipment requiring a dedicated control power supply.

Trusted by Control Panel Builders

Chint NDK control circuit transformers provide dependable and flexible control power for panel builders, machinery manufacturers and industrial electrical systems, combining compact construction with multiple voltage connections for a broad range of control applications.

● Service Agreements

Credit Accounts

Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.

 Tick  Priority sourcing and supply support

 Tick  Flexible payment terms for qualifying organisations

 Tick  Support for engineering, maintenance, and operations

500 +

Stock lines ready to ship

1,000 +

Same day dispatches

3500 +

Customers supported

28 

Trusted Manfacturers

● frequently asked questions

Common questions about our products and support

 

At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.

What product ranges do you supply

We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

Can you help specify the correct part?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

Do you have stock for urgent orders?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What are your delivery times and costs?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What about warranties, returns and faulty items?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

● latest blog

Discover  our latest insights and
expert advice

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

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.

LED Controls: Danfoss Drives Authorised Partner

LED Controls: Danfoss Drives Authorised Partner

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...

LED Controls: Your Complete Control Panel Solution

LED Controls: Your Complete Control Panel Solution

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...