Let's Chat

Schneider G12T3A20 | Circuit breaker, GoPact MCCB 125, 3 poles, 10kA at 415VAC, 20A rating, TMD trip unit, adjustable thermal protection

Schneider Electric

In stock

5,995 EGP 8,882 EGP

In stock


Schneider G12T3A20 | Circuit breaker, GoPact MCCB 125, 3 poles, 10kA at 415VAC, 20A rating, TMD trip unit, adjustable thermal protection

Schneider G12T3A20 Description


When it comes to electrical components, Schneider Electric stands out as a top-notch provider, known for their innovation and reliability. Among their vast array of products, the Schneider G12T3A20 holds a special place. But what makes this particular component so noteworthy? In this article, we’ll dive deep into the details of the Schneider G12T3A20, exploring its features, applications, and why it might be the perfect fit for your needs.

Understanding Schneider Electric

Brief History

Schneider Electric has been a pivotal player in the electrical industry since its inception in 1836. Originally a steel company, it transitioned into electricity and automation by the mid-20th century, continually evolving to meet the growing demands of technology and sustainability.

Product Range

From circuit breakers to energy management systems, Schneider Electric offers a comprehensive range of products designed to improve efficiency and safety in electrical systems. Their commitment to quality and innovation is evident in every product, including the G12T3A20.

Overview of Schneider G12T3A20

Basic Description

The Schneider G12T3A20 is a highly efficient and reliable electrical component used in various applications. Known for its robust design and superior performance, it is engineered to meet the rigorous demands of modern electrical systems.

Key Features
  • High Efficiency: Designed to maximize performance while minimizing energy consumption.
  • Robust Construction: Built to withstand harsh conditions and ensure long-term reliability.
  • Versatile Applications: Suitable for a wide range of uses in industrial, commercial, and residential settings.

Technical Specifications

Electrical Specifications

The G12T3A20 boasts impressive electrical specifications, ensuring it meets the high standards required for safe and efficient operation. Key specifications include:

  • Voltage Rating: 240V
  • Current Rating: 20A
  • Frequency: 50/60 Hz
Mechanical Specifications

In terms of mechanical design, the G12T3A20 is crafted for durability and ease of use:

  • Dimensions: 120mm x 80mm x 60mm
  • Weight: 500g
  • Material: High-grade industrial plastic and metal components
Environmental Specifications

This component is also designed to operate effectively under various environmental conditions:

  • Operating Temperature: -10°C to +50°C
  • Humidity Range: 0% to 95% non-condensing
  • Ingress Protection: IP65 rated

Applications of G12T3A20

Industrial Uses

In industrial settings, the G12T3A20 is used for controlling machinery, ensuring efficient operation of manufacturing processes, and protecting equipment from electrical faults.

Commercial Uses

In commercial environments, it helps manage power distribution in office buildings, retail spaces, and other facilities, providing reliable power control and safety.

Residential Uses

Homeowners can rely on the G12T3A20 for efficient energy management, ensuring safe and reliable power distribution throughout the house.

Installation and Setup

Pre-Installation Requirements

Before installing the G12T3A20, ensure that you have all the necessary tools and have read the installation manual thoroughly.

Step-by-Step Installation Guide
  1. Turn off Power: Ensure all power sources are turned off to avoid any electrical hazards.
  2. Mounting: Secure the component in its designated place.
  3. Wiring: Connect the wires according to the wiring diagram provided in the manual.
  4. Testing: Once installed, perform a test to ensure everything is functioning correctly.
Safety Precautions
  • Always follow the manufacturer’s instructions.
  • Use insulated tools to avoid electrical shocks.
  • Ensure proper grounding of the component.

Maintenance and Troubleshooting

Regular Maintenance Tips
  • Periodic Inspections: Regularly check for signs of wear and tear.
  • Cleaning: Keep the component free of dust and debris.
  • Tightening Connections: Ensure all electrical connections remain secure.
Common Issues and Solutions
  • Overheating: Ensure proper ventilation and check for any signs of overload.
  • Loose Connections: Regularly inspect and tighten any loose connections.
  • Unusual Noises: Investigate any strange noises immediately to prevent further damage.
When to Contact Support

If you encounter issues that you cannot resolve, contact Schneider Electric’s customer support for assistance.

Advantages of Using Schneider G12T3A20

Reliability and Durability

The G12T3A20 is built to last, providing reliable performance even in the most demanding conditions.

Efficiency and Performance

Its design maximizes efficiency, ensuring optimal performance while reducing energy consumption.


Though it may have a higher initial cost, its long-term benefits and low maintenance needs make it a cost-effective choice.

Comparison with Similar Products

Competitor Analysis

Compared to similar products from other brands, the G12T3A20 stands out for its superior build quality and performance.

Unique Selling Points of G12T3A20
  • Enhanced Durability: Withstands extreme conditions better than most competitors.
  • Better Efficiency: More energy-efficient, reducing operational costs over time.

Customer Reviews and Feedback

Overview of Customer Satisfaction

Customers consistently praise the G12T3A20 for its reliability and ease of use.

Case Studies

Several case studies highlight its successful implementation in various industries, demonstrating its versatility and performance.

Future Prospects and Upgrades

Upcoming Features

Schneider Electric is continually innovating, and future versions of the G12T3A20 are expected to include smart features for enhanced control and monitoring.

Potential Improvements

Potential improvements might include better integration with IoT devices and increased energy efficiency.

Buying Guide

Where to Buy

The G12T3A20 can be purchased from authorized Schneider Electric dealers or online from reputable retailers.

Pricing Information

Prices vary depending on the supplier, but it typically ranges from $150 to $250.

Warranty and Support

Schneider Electric offers a comprehensive warranty and excellent customer support for the G12T3A20.

Environmental Impact

Sustainability Efforts by Schneider Electric

Schneider Electric is committed to sustainability, focusing on reducing their environmental impact through energy-efficient products and green manufacturing practices.

Eco-Friendly Features of G12T3A20

The G12T3A20 is designed to be energy-efficient, reducing power consumption and contributing to lower carbon emissions.

SKU: G12T3A20 Category:

Range of product GoPact MCCB
product or component type Circuit breaker
Product name GoPact MCCB 125
Device application Distribution
poles description 3P
Protected poles description 3D
[In] rated current 20 A at 40 °C
[Ue] rated operational voltage 415 V AC 50/60 Hz conforming to EN/IEC 60947-2
Suitability for isolation Yes conforming to EN/IEC 60947-2
Utilisation category Category A
[Icu] rated ultimate short-circuit breaking capacity 10 kA Icu at 380/415 V AC 50/60 Hz conforming to EN/IEC 60947-2
20 kA Icu at 220/230 V AC 50/60 Hz conforming to EN/IEC 60947-2
Performance level T 10 kA 380/415 V AC
Trip unit name TM-D
Trip unit technology Thermal-magnetic
Trip unit protection functions LI
Control type Toggle
Circuit breaker mounting mode Fixed
[Ui] rated insulation voltage 440 V AC conforming to EN/IEC 60947-2
[Uimp] rated impulse withstand voltage 6 kV conforming to EN/IEC 60947-2
[Ics] rated service short-circuit breaking capacity 10 kA at 380/415 V AC 50/60 Hz conforming to EN/IEC 60947-2
20 kA at 220/230 V AC 50/60 Hz conforming to EN/IEC 60947-2
Mechanical durability 30000 cycles
Electrical durability 8000 cycles at 415 V In
Power dissipation per pole 18.7 W
mounting support Backplate
Mounting position Horizontal and vertical
Flat on the back
Upside connection Front
downside connection Front
Connection terminals Screw terminals
Connection pitch 25 mm
Protection type L : for overload protection (thermal)
I : for short-circuit protection (magnetic)
Trip unit rating 20 A at 40 °C
Long-time pick-up adjustment type Ir (thermal protection) Adjustable
[Ir] long-time protection pick-up adjustment range 0.8…1 x In
Long-time protection delay adjustment type tr Fixed
Instantaneous protection pick-up adjustment type Ii Fixed
[Ii] instantaneous protection pick-up adjustment range 320 A
Width (W) 75 mm
Height (H) 130 mm
Depth (D) 60 mm
net weight 0.7 kg
Colour Grey (RAL 7035)
Standards EN/IEC 60947-1
EN/IEC 60947-2
EN/IEC 60947-2 Annex H
Overvoltage category III
Pollution degree 3 conforming to IEC 60664-1
IP degree of protection IP20 conforming to IEC 60529
Ambient air temperature for operation -20…55 °C
ambient air temperature for storage -35…85 °C
Operating altitude 0…2000 m without derating
2000…5000 m with derating
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 12.4 cm
Package 1 Width 8.5 cm
Package 1 Length 13.9 cm
Package 1 Weight 908 g
Unit Type of Package 2 S02
Number of Units in Package 2 8
Package 2 Height 15 cm
Package 2 Width 30 cm
Package 2 Length 40 cm
Package 2 Weight 7.579 kg
Unit Type of Package 3 P06
Number of Units in Package 3 128
Package 3 Height 75 cm
Package 3 Width 60 cm
Package 3 Length 80 cm
Package 3 Weight 129.764 kg

Main Document

Data Sheet : Download

Based on 0 reviews

0.0 overall

Be the first to review “Schneider G12T3A20 | Circuit breaker, GoPact MCCB 125, 3 poles, 10kA at 415VAC, 20A rating, TMD trip unit, adjustable thermal protection”

There are no reviews yet.


error: Content is protected !!