Please enter keywords to search

Global |EN

Choose your country & Language

Asia Pacific

Australia & New Zealand
India
Indonesia
Malaysia
Philippines
Singapore
Singapore (Sunlight)
Vietnam

Middle East & Africa

Saudi Arabia
South Africa
UAE
Egypt
Kenya

Europe

France
Kazakhstan
Italy
Netherlands
Spain
Turkey
United Kingdom

North America

Mexico
USA
Canada

Latin America

Brazil
Colombia
Ecuador
Peru

Choose your country & Language

Australia & New Zealand
India
Indonesia
Malaysia
Philippines
Singapore
Singapore (Sunlight)
Vietnam
Saudi Arabia
South Africa
UAE
Egypt
Kenya
France
Kazakhstan
Italy
Netherlands
Spain
Turkey
United Kingdom
Mexico
USA
Canada
Brazil
Colombia
Ecuador
Peru

Please enter keywords to search

Your search term contains restricted words. Please use different keywords.
CB-63CX Moulded Case Circuit Breaker
CB-63CX-MCCB
CB-63CX-MCCB

CB-63CX Moulded Case Circuit Breaker

The CB-63CX Moulded Case Circuit Breaker (MCCB) offers essential overload and short-circuit protection for diverse electrical systems. Compliant with IEC 60947-2 standards and designed for lines up to 415V and 63A, this MCCB ensures reliable safeguarding of circuits. Ideal for industrial, commercial, and residential applications, the CB-63CX delivers crucial performance to maintain system integrity and enhance electrical safety.

Product Information

Recommend Blogs
FEBRUARY 14, 2026 Designing with IEC 61439-Compliant Switchgear for Better LV Assembly Performance

Designing an IEC switchboard is necessary for every operation, whether industrial or commercial. Acquiring IEC 61439 design verification for MDBs is important.

FEBRUARY 13, 2026 How Smart Meters Help Optimize Building Energy Use

Great building energy management makes use of smart meters to gauge energy consumption. Learn why smart metering is a sign of good energy monitoring practice.

FEBRUARY 12, 2026 Selecting the Right Control Components for High-Inrush Loads

Learn how to choose the proper control components like MCCB, overload relay, and contactors used in high inrush load for motor protection.

JUNE 12, 2025 What Is Motor Start Up Current and Why Is It So High?

Discover why motor start-up current is so high and how it affects electrical systems. Learn how to protect motors effectively with CHINT's solutions.

JUNE 12, 2025 Selecting the Right Air Circuit Breaker for Data Centers and Critical Power Distribution

Discover how to select the right air circuit breaker for data centers. Learn about CHINT’s NA8 features, certifications, and smart integration benefits.

JUNE 11, 2025 Everything You Should Know About Solar Pumping System

Understand the benefits, applications, and components of solar pumping systems including CHINT’s NVFPV drives for reliable water access.

JUNE 10, 2025 How Altitude Affects the Performance of Moulded Case Circuit Breakers

Learn the effects of altitude on circuit breakers and explore CHINT’s NM8N-HV MCCB built for extreme conditions with high performance and safety.

JUNE 9, 2025 What Is A Pulse Relay and How Does It Work?

Explore the energy-efficient pulse relay technology used in automation, lighting, and security systems. Featuring CHINT’s NJMC1 relay for reliable performance.

JUNE 7, 2025 Understanding AC Contactors: Uses and Warning Signs of Failure

Learn how to recognize signs of a failing AC contactor and get expert tips on resolving issues, performing maintenance, and ensuring electrical safety.

JUNE 6, 2025 What Are Harmonics and Total Harmonic Distortion (THD) in Power Systems

Discover the causes, impacts, and solutions for harmonics and THD in electrical networks. Enhance reliability with CHINT’s NZB379 controller.

Helpful Links

Blog
Blog

Explore expert insights, trends, and CHINT perspectives on the smart energy industry.

Read More
Resources
Resources

Download essential CHINT resources for your business needs.

Download Now
Contact Us
Contact Us

Have questions? Contact us for support and solutions.

Get Support
Collapsed
Expand

FAQs

 

What is the purpose of the CB-63CX MCCB?
The CB-63CX protects electrical circuits from overload and short-circuit faults in AC networks up to 415 V and 63 A, ensuring system safety and reliability.

What tripping mechanism does it use?
It features a thermomagnetic trip unit with an instantaneous trip setting of 8 × In ± 20 %, providing precise protection under different fault conditions.

What are the available pole configurations?
The CB-63CX is available in 2P, 3P, and 4P versions, supporting AC 230/240 V and 400/415 V systems.

Can it be installed in any position or configuration?
Yes. Both top and bottom feed lines are acceptable, and it mounts easily using a plug-in installation system compatible with standard distribution panels.

What environmental conditions can it withstand?
It operates reliably from −40 °C to +70 °C, up to 2000 m altitude, and offers IP20/IP40 protection, making it suitable for industrial and commercial environments.