Schneider G12T3A50 | Circuit breaker, GoPact MCCB 125, 3 poles, 10kA at 415VAC, 50A rating, TMD trip unit, adjustable thermal protection

1. Technical Specifications G12T3A50

1. Product Name:
   Molded Case Circuit Breaker (MCCB)

2. Model Number:
   G12T3A50

3. Series:
   GoPact MCCB 125

4. Number of Poles:
   3 poles

5. Rated Current (In):
   50 A

6. Rated Operational Voltage (Ue):
   Up to 415 VAC, 50/60 Hz

7. Breaking Capacity (Icu):
   10 kA at 415 VAC (in compliance with IEC 60947-2)

8. Trip Unit Type:
   TMD (Thermal Magnetic)

9. Thermal Protection:
   Adjustable thermal setting for overload protection

10. Magnetic Protection:
    Fixed magnetic setting for short-circuit protection

11. Mounting Type:
    Fixed mounting (panel installation)

12. Terminal Type:
    Standard screw terminals for secure electrical connection

13. Operating Temperature:
    -25°C to +70°C

14. Protection Degree:
    IP20 at terminals (can be increased with enclosure/accessories)

15. Certifications & Compliance:

• IEC 60947-2

• CE Marked

• RoHS and REACh Compliant

2. Key Features G12T3A50

1. Adjustable Thermal Trip:
   Enables precise tuning of overload protection based on application requirements, improving safety and flexibility.

2. Reliable Magnetic Trip:
   Fixed magnetic setting provides rapid disconnection in short-circuit events, reducing equipment damage risk.

3. Compact, Durable Design:
   Space-efficient and robust construction suited for tight enclosures and demanding environments.

4. Ease of Installation:
   Quick and secure mounting with simple terminal access for efficient panel integration.

5. Enhanced Safety:
   IP20 terminal protection minimizes the risk of accidental contact during operation or maintenance.

6. Wide Operating Range:
   Performs reliably under varied environmental and electrical conditions.

7. Accessory Compatibility:
   Fully compatible with Schneider’s GoPact accessories such as rotary handles, auxiliary contacts, shunt trips, and alarm switches.

8. Long Mechanical & Electrical Life:
   Engineered for extended use with low maintenance in industrial and commercial systems.

9. Cost-Efficient Protection:
   Offers robust performance at a reasonable cost — ideal for general-purpose applications.

10. Global Standard Compliance:
    Designed to meet international standards, allowing easy integration into global projects.

3. Typical Applications G12T3A50

1. Main and Sub-Distribution Boards:
   Used for branch circuit protection in residential, commercial, and light industrial installations.

2. Industrial Control Panels:
   Ensures safety for motor starters, PLC systems, and automation equipment.

3. Machinery and Equipment Panels:
   Protects machine circuits and built-in systems in OEM and manufacturing setups.

4. HVAC and Building Management Systems:
   Safeguards AC units, fans, and compressors from overloads and faults.

5. Solar and Renewable Energy Installations:
   Used on AC output sides of inverters and hybrid system controllers.

6. Telecommunication and IT Facilities:
   Protects UPS and power distribution to servers and network equipment.

7. Public Infrastructure Systems:
   Reliable protection for lighting panels, water pumps, traffic controls, etc.

8. Workshops and Laboratories:
   Supports safe power distribution in educational or R&D environments.