Description
Schneider G12T3A80 | Circuit breaker, GoPact MCCB 125, 3 poles, 10kA at 415VAC, 80A rating, TMD trip unit, adjustable thermal protection
1. Technical Specifications G12T3A80
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Product Name:
Molded Case Circuit Breaker (MCCB) -
Model Number:
G12T3A80 -
Product Series:
GoPact MCCB 125 -
Number of Poles:
3 poles -
Rated Current (In):
80 A -
Rated Operational Voltage (Ue):
Up to 415 VAC, 50/60 Hz -
Breaking Capacity (Icu):
10 kA at 415 VAC
(Tested according to IEC 60947-2) -
Trip Unit Type:
TMD (Thermal Magnetic) -
Thermal Protection:
Adjustable thermal setting — allows tuning for specific overload protection -
Magnetic Protection:
Fixed — immediate protection against short circuits -
Mounting Method:
Fixed mounting inside panels or enclosures -
Terminal Type:
Standard screw-type terminals for easy and secure connection -
Operating Temperature Range:
-25°C to +70°C -
Ingress Protection (IP):
IP20 (can be improved with additional enclosure or accessories) -
Compliance & Certification:
-
IEC 60947-2
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CE Certified
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RoHS and REACh Compliant
2. Key Features G12T3A80
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Adjustable Overload Protection:
Thermal trip settings can be adjusted to meet the load characteristics, improving system flexibility and safety. -
Fixed Instantaneous Trip:
Fast response to short-circuit faults for reliable protection of cables and equipment. -
Compact and Rugged Design:
Engineered for space-saving installations and long-lasting performance in harsh environments. -
Fast Installation and Wiring:
Mounts quickly into panels with user-friendly terminals for efficient installation. -
Reliable and Safe Operation:
Delivers consistent trip performance across a wide temperature range, ensuring safe operation under various conditions. -
Wide Range of Accessories:
Compatible with rotary handles (direct/extended), auxiliary contacts, trip alarms, and more from the GoPact family. -
Long Service Life:
Built for high mechanical and electrical endurance, minimizing maintenance requirements. -
Cost-Effective and Dependable:
Balances performance and budget, offering value in general power distribution applications. -
Versatile System Integration:
Suitable for a wide variety of low-voltage systems across commercial, industrial, and infrastructure sectors. -
High Reliability Standards:
Designed and tested to global electrical safety and performance standards.
3. Typical Applications G12T3A80
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Main and Sub-Distribution Boards:
Provides overload and short-circuit protection in general electrical distribution systems. -
Industrial Control Panels:
Ensures safe power delivery to control equipment, relays, and sensors. -
Machinery and Motor Protection:
Ideal for protecting motor feeders and equipment panels in factory environments. -
Building Management Systems (BMS):
Integrated into panels for HVAC, elevators, and centralized energy control. -
Solar and Renewable Energy Systems:
Suitable for AC-side protection in inverters, combiner boxes, and hybrid control panels. -
Data Centers and Communication Hubs:
Protects distribution to sensitive IT and networking equipment. -
OEM Panel Manufacturing:
Widely used by equipment manufacturers in pre-assembled control panels. -
Public and Infrastructure Installations:
Used in municipal lighting, utilities, and automated systems.

