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Schneider G12F3F125 | Circuit breaker, GoPact MCCB 125, 3 poles, 30kA at 415VAC, 125A rating, TMD trip unit, fixed thermal protection

Schneider Electric
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Schneider G12F3F125 | Circuit breaker, GoPact MCCB 125, 3 poles, 30kA at 415VAC, 125A rating, TMD trip unit, fixed thermal protection

Schneider G12F3F125 | Circuit breaker, GoPact MCCB 125, 3 poles, 30kA at 415VAC, 125A rating, TMD trip unit, fixed thermal protection description

In the realm of electrical systems, the significance of circuit breakers cannot be overstated. These vital components act as guardians, protecting circuits and equipment from overloads and faults. Among the esteemed offerings in this domain is the Schneider G12F3F125, a robust and efficient circuit breaker known for its reliability and performance.

Introduction

Circuit breakers are essential devices in electrical installations, ensuring safety and preventing damage due to electrical faults. Understanding their features and functionalities, especially in critical applications, is crucial for engineers and technicians.

Overview

The Schneider G12F3F125 is a GoPact MCCB (Molded Case Circuit Breaker) designed for demanding industrial and commercial environments. Its key features make it a preferred choice for electrical installations requiring high levels of protection and performance.

Construction

The GoPact MCCB comprises several components, including the main breaker unit, terminals, trip unit, and fixed thermal protection. These elements work in harmony to provide reliable circuit protection.

Functionality

One of the standout features of the G12F3F125 is its TMD (Thermal-Magnetic-Dynamic) trip unit. This advanced mechanism detects overcurrents and responds swiftly to protect the circuit. Additionally, the fixed thermal protection ensures optimal performance under varying load conditions.

Technical Specifications

With a 125A rating and a breaking capacity of 30kA at 415VAC, the Schneider G12F3F125 is capable of handling substantial electrical loads while maintaining safety standards. These specifications make it suitable for a wide range of applications.

Applications

The versatility of the GoPact MCCB allows it to be utilized in various industries, including manufacturing plants, commercial buildings, data centers, and more. Its ability to protect sensitive equipment and machinery makes it indispensable in modern electrical systems.

Benefits

The use of it offers numerous benefits, including enhanced safety, operational efficiency, and system reliability. Its advanced features contribute to minimizing downtime and ensuring continuity in critical operations.

Installation

Proper installation is key to maximizing the performance of the GoPact MCCB. Following manufacturer guidelines and consulting with qualified professionals ensures a safe and effective installation process.

Maintenance

Regular maintenance is essential for extending the lifespan of circuit breakers. Inspections, testing, and timely repairs help identify potential issues and prevent costly breakdowns.

Comparison

When compared to traditional circuit breakers, it stands out due to its advanced trip unit technology, robust construction, and superior performance metrics. These factors contribute to its overall value proposition.

Cost Analysis

While the initial investment in quality circuit breakers like the G12F3F125 may seem significant, the long-term benefits in terms of safety, reliability, and reduced downtime justify the cost. Conducting a thorough cost analysis considering these factors is prudent for decision-makers.

Future Trends

As technology continues to evolve, we can expect further innovations in circuit breaker design and functionality. Trends such as smart monitoring, enhanced connectivity, and predictive maintenance are shaping the future of electrical protection systems.

Conclusion

In conclusion, the Schneider G12F3F125 GoPact MCCB represents a pinnacle of circuit breaker technology, offering unparalleled safety, efficiency, and performance. Its role in safeguarding electrical systems underscores the importance of investing in quality components for optimal operational outcomes.

Main
Range of productGoPact MCCB
Product or component typeCircuit breaker
Product nameGoPact MCCB 125
Device applicationDistribution
Poles description3P
Protected poles description3D
[In] rated current125 A at 40 °C
[Ue] rated operational voltage415 V AC 50/60 Hz conforming to EN/IEC 60947-2
Suitability for isolationYes conforming to EN/IEC 60947-2
Utilisation categoryCategory A
[Icu] rated ultimate short-circuit breaking capacity30 kA Icu at 380/415 V AC 50/60 Hz conforming to EN/IEC 60947-2
50 kA Icu at 220/230 V AC 50/60 Hz conforming to EN/IEC 60947-2
Performance levelF 30 kA 380/415 V AC
Trip unit nameTM-D
Trip unit technologyThermal-magnetic
Trip unit protection functionsLI
Control typeToggle
Circuit breaker mounting modeFixed
Complementary
[Ui] rated insulation voltage440 V AC conforming to EN/IEC 60947-2
[Uimp] rated impulse withstand voltage6 kV conforming to EN/IEC 60947-2
[Ics] rated service short-circuit breaking capacity15 kA at 380/415 V AC 50/60 Hz conforming to EN/IEC 60947-2
25 kA at 220/230 V AC 50/60 Hz conforming to EN/IEC 60947-2
Mechanical durability30000 cycles
Electrical durability5000 cycles at 415 V In
Power dissipation per pole18.7 W
Mounting supportBackplate
Mounting positionHorizontal and vertical
Flat on the back
Upside connectionFront
Downside connectionFront
Connection terminalsscrew terminals
Connection pitch25 mm
Protection typeL : for overload protection (thermal)
I : for short-circuit protection (magnetic)
Trip unit rating125 A at 40 °C
Long-time pick-up adjustment type Ir (thermal protection)Fixed
[Ir] long-time protection pick-up adjustment range1 x In
Long-time protection delay adjustment type trFixed
Instantaneous protection pick-up adjustment type IiFixed
[Ii] instantaneous protection pick-up adjustment range10 x In
Width (W)75 mm
Height (H)130 mm
Depth (D)60 mm
Net weight0.7 kg
ColourGrey (RAL 7035)
Environment
StandardsEN/IEC 60947-1
EN/IEC 60947-2
EN/IEC 60947-2 Annex H
Overvoltage categoryIII
Pollution degree3 conforming to IEC 60664-1
IP degree of protectionIP20 conforming to IEC 60529
Ambient air temperature for operation-20…55 °C
Ambient air temperature for storage-35…85 °C
Operating altitude0…2000 m without derating
2000…5000 m with derating
Packing Units
Unit Type of Package 1PCE
Number of Units in Package 11
Package 1 Height12.4 cm
Package 1 Width8.5 cm
Package 1 Length13.9 cm
Package 1 Weight1.108 kg
Unit Type of Package 2S02
Number of Units in Package 28
Package 2 Height15 cm
Package 2 Width30 cm
Package 2 Length40 cm
Package 2 Weight9.179 kg
Unit Type of Package 3P06
Number of Units in Package 3128
Package 3 Height75 cm
Package 3 Width60 cm
Package 3 Length80 cm
Package 3 Weight155.364 kg

Main documents

DatasheetDownload Datasheet
Product datasheetDownload
Instruction sheet
Download
CatalogDownload
Environmental disclosure
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CAD FilesDownload

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