Description

Schneider G12T3A16 | Circuit breaker, GoPact MCCB 125, 3 poles, 10kA at 415VAC, 16A rating, TMD trip unit, adjustable thermal protection



1. Technical Specifications G12T3A16

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

2. Model Number:
   G12T3A16

3. Product Series:
   GoPact MCCB 125 by Schneider Electric

4. Rated Current (In):
   16 Amperes

5. Number of Poles:
   3 poles – designed for three-phase electrical systems

6. Breaking Capacity:
   10 kiloamperes (kA) at 415 volts AC

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

8. Trip Unit Type:
   TMD (Thermal Magnetic Trip Unit)

9. Thermal Protection:
   Adjustable thermal setting – allows fine-tuning of overload protection

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

11. Mounting Type:
    Fixed – mounted directly into distribution boards or panel enclosures

12. Connection Type:
    Compatible with cable or busbar connections

13. Insulation Voltage (Ui):
    690 V

14. Standards and Approvals:

• IEC 60947-2

• CE Marked

• RoHS Compliant

15. Operating Temperature Range:
    Typically from -25°C to +70°C (with possible derating at higher temperatures)

16. Pollution Degree:
    3 – industrial environment rating

2. Key Features G12T3A16

1. Precise Overload Protection:
   Adjustable thermal settings offer tailored protection for sensitive or small-scale loads.

2. Short-Circuit Protection:
   Fixed magnetic trip ensures quick disconnection in the event of a fault, reducing equipment damage.

3. Compact and Durable:
   Rugged construction in a space-saving format suitable for small panel compartments.

4. Optimized for Low Current Loads:
   Ideal for branch circuits, control panels, or equipment with lower current requirements.

5. Easy Installation:
   Fixed mounting with front-access terminals ensures efficient setup and maintenance.

6. Compatible Accessories:
   Fully compatible with GoPact accessories, such as rotary handles, terminal covers, and auxiliary modules.

7. High Electrical Endurance:
   Designed for long-lasting reliability with a high number of operating cycles.

8. Clear Status Indicators:
   On/off/tripped positions easily visible to enhance operational clarity and safety.

9. International Compliance:
   Conforms to international standards for electrical protection in industrial and commercial systems.

10. Eco-Friendly Design:
    RoHS-compliant construction with reduced environmental impact.

3. Common Applications G12T3A16

1. Control Panel Protection:
   Safeguards low-current control circuits in automation and instrumentation systems.

2. Lighting Circuits:
   Ideal for protecting lighting sub-circuits in commercial or industrial buildings.

3. HVAC Systems:
   Used for overload and short-circuit protection in small compressors or fans.

4. Renewable Energy Systems:
   Provides protection in small-scale solar or wind generation panels.

5. Small Motors and Pumps:
   Suitable for motor circuits with lower current demands in OEM and industrial applications.

6. Sub-Distribution Boards:
   Protects branch circuits in commercial and residential distribution panels.

7. Elevator and Lift Systems:
   Used in low-power sections of control circuits for elevators and automated lifting systems.

8. Laboratory and Test Equipment Panels:
   Safeguards delicate equipment requiring precise and dependable current limitation.