Schneider G12T3A50 | Circuit breaker, GoPact MCCB 125, 3 poles, 10kA at 415VAC, 50A rating, TMD trip unit, adjustable thermal protection
Schneider G12T3A50 | Circuit breaker, GoPact MCCB 125, 3 poles, 10kA at 415VAC, 50A rating, TMD trip unit, adjustable thermal protection
Description
Schneider G12T3A50 | Circuit breaker, GoPact MCCB 125, 3 poles, 10kA at 415VAC, 50A rating, TMD trip unit, adjustable thermal protection
1. Technical Specifications G12T3A50
-
Product Name:
Molded Case Circuit Breaker (MCCB) -
Model Number:
G12T3A50 -
Series:
GoPact MCCB 125 -
Number of Poles:
3 poles -
Rated Current (In):
50 A -
Rated Operational Voltage (Ue):
Up to 415 VAC, 50/60 Hz -
Breaking Capacity (Icu):
10 kA at 415 VAC (in compliance with IEC 60947-2) -
Trip Unit Type:
TMD (Thermal Magnetic) -
Thermal Protection:
Adjustable thermal setting for overload protection -
Magnetic Protection:
Fixed magnetic setting for short-circuit protection -
Mounting Type:
Fixed mounting (panel installation) -
Terminal Type:
Standard screw terminals for secure electrical connection -
Operating Temperature:
-25°C to +70°C -
Protection Degree:
IP20 at terminals (can be increased with enclosure/accessories) -
Certifications & Compliance:
-
IEC 60947-2
-
CE Marked
-
RoHS and REACh Compliant
2. Key Features G12T3A50
-
Adjustable Thermal Trip:
Enables precise tuning of overload protection based on application requirements, improving safety and flexibility. -
Reliable Magnetic Trip:
Fixed magnetic setting provides rapid disconnection in short-circuit events, reducing equipment damage risk. -
Compact, Durable Design:
Space-efficient and robust construction suited for tight enclosures and demanding environments. -
Ease of Installation:
Quick and secure mounting with simple terminal access for efficient panel integration. -
Enhanced Safety:
IP20 terminal protection minimizes the risk of accidental contact during operation or maintenance. -
Wide Operating Range:
Performs reliably under varied environmental and electrical conditions. -
Accessory Compatibility:
Fully compatible with Schneider’s GoPact accessories such as rotary handles, auxiliary contacts, shunt trips, and alarm switches. -
Long Mechanical & Electrical Life:
Engineered for extended use with low maintenance in industrial and commercial systems. -
Cost-Efficient Protection:
Offers robust performance at a reasonable cost — ideal for general-purpose applications. -
Global Standard Compliance:
Designed to meet international standards, allowing easy integration into global projects.
3. Typical Applications G12T3A50
-
Main and Sub-Distribution Boards:
Used for branch circuit protection in residential, commercial, and light industrial installations. -
Industrial Control Panels:
Ensures safety for motor starters, PLC systems, and automation equipment. -
Machinery and Equipment Panels:
Protects machine circuits and built-in systems in OEM and manufacturing setups. -
HVAC and Building Management Systems:
Safeguards AC units, fans, and compressors from overloads and faults. -
Solar and Renewable Energy Installations:
Used on AC output sides of inverters and hybrid system controllers. -
Telecommunication and IT Facilities:
Protects UPS and power distribution to servers and network equipment. -
Public Infrastructure Systems:
Reliable protection for lighting panels, water pumps, traffic controls, etc. -
Workshops and Laboratories:
Supports safe power distribution in educational or R&D environments.
Additional information
| brands | Schneider Electric |
|---|
Specifications
| 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 | 50 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 | 50 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 | 10 x In |
| 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 |
| 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 |
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