ABB FS450R12KE3/AGDR-71C is a core power unit and drive module combination designed specifically for medium to high power industrial drive scenarios. It consists of FS450R12KE3 insulated gate bipolar transistor (IGBT) power module and AGDR-71C gate drive module. This combination integrates ABB's core technology in the field of power electronics, with high power density, stable driving performance, comprehensive protection mechanisms, and excellent thermal management capabilities. It is widely used in power electronics equipment such as frequency converters, inverters, uninterruptible power supplies (UPS), and reactive power compensation devices, providing reliable core power support for industrial motor speed regulation, new energy generation, and stable operation of power systems.
Product Portfolio Overview
ABB FS450R12KE3/AGDR-71C is a core power unit and drive module combination designed specifically for medium to high power industrial drive scenarios. It consists of FS450R12KE3 insulated gate bipolar transistor (IGBT) power module and AGDR-71C gate drive module. This combination integrates ABB's core technology in the field of power electronics, with high power density, stable driving performance, comprehensive protection mechanisms, and excellent thermal management capabilities. It is widely used in power electronics equipment such as frequency converters, inverters, uninterruptible power supplies (UPS), and reactive power compensation devices, providing reliable core power support for industrial motor speed regulation, new energy generation, and stable operation of power systems.
Among them, FS450R12KE3 serves as the power execution unit, responsible for the core tasks of energy conversion and power output; As a dedicated gate driver module, AGDR-71C is responsible for providing accurate and reliable driving signals for IGBTs, monitoring their operating status in real time, achieving fault protection and information feedback. The two work together to form a closed-loop system of "drive execution protection", ensuring the safe and efficient operation of the entire equipment under complex working conditions.
Detailed explanation of core component parameters
1. Power module: FS450R12KE3
Product Model
FS450R12KE3
ABB IGBT module standard identification, including core information such as power and voltage
Rated voltage (Uce)
1200V
IGBT collector emitter rated voltage, suitable for medium and high voltage industrial scenarios
Rated current (Ic)
450A (Tc=25 ℃), 300A (Tc=100 ℃)
Continuous current carrying capacity at different junction temperatures, reflecting power output potential
switching frequency
Up to 20kHz
High frequency switch characteristics, suitable for scenarios that require precise waveform control
Voltage drop during conduction (Vce (sat))
Approximately 1.8V (Ic=450A, Tc=25 ℃)
Low conduction loss, improving energy conversion efficiency
package form
EconoPACK ™ three
Compact modular packaging, optimized heat dissipation path, easy to install and integrate
Working temperature range (Tj)
-40℃~150℃
Wide temperature adaptability to cope with temperature fluctuations in industrial environments
Built in protection function
Overcurrent protection, short circuit protection, temperature monitoring
Native protection mechanism to reduce the risk of fault expansion
2. Driver module: AGDR-71C
Product Model
AGDR-71C
ABB gate drive module special model, matched with specific power level IGBT
Adapt to IGBT voltage levels
1200V/1700V
Compatible with medium and high voltage IGBT modules, with strong adaptability
Adapt to IGBT current range
300A~600A
Accurate matching of FS450R12KE3 power level, driving capability adaptation
Input control signal
TTL/CMOS level (5V)
Compatible with mainstream controller signals for easy system integration
isolation method
Optocoupler isolation+magnetic isolation
Double isolation design, strong anti-interference ability, ensuring the safety of control circuits
power supply voltage
±15V DC
Standard drive power specifications, providing stable gate drive energy
Fault feedback signal
Open collector output
Real time feedback of IGBT fault status for system linkage protection
Core protection function
Over current protection (DESAT), under voltage protection, over temperature protection
Comprehensive protection of IGBT modules, fast response speed (≤ 1 μ s)
Working environment temperature
-25℃~70℃
Adapt to the temperature environment inside industrial control cabinets
Combining core performance advantages
1. Efficient collaboration, excellent energy conversion efficiency
FS450R12KE3 adopts ABB's advanced trench gate IGBT technology, combined with optimized carrier distribution design, to achieve low conduction loss and switching loss; The AGDR-71C effectively suppresses voltage spikes and current oscillations during IGBT switching and reduces switching losses through precise gate voltage control (forward drive voltage+15V, reverse turn off voltage -15V). The synergy between the two enables the energy conversion efficiency of the entire combination to reach over 98%, significantly reducing equipment operating energy consumption and meeting industrial energy-saving requirements.
2. A comprehensive protection mechanism ensures safe and reliable operation
This combination constructs a dual protection system of "module native protection+driver active protection": FS450R12KE3 has a built-in temperature sensor and overcurrent detection structure, which can provide real-time feedback on the operating status; The AGDR-71C uses DESAT (desaturation) detection technology to quickly identify IGBT short-circuit faults, with a response time of no more than 1 μ s. It also has functions such as gate undervoltage protection and over temperature protection, which can cut off the drive signal at the moment of fault occurrence, avoiding IGBT module burnout and greatly improving the reliability and service life of the entire system.
3. High power density, easy integration
FS450R12KE3 adopts EconoPACK ™ 3 compact packaging forms, achieving 450A/1200V power output within a limited volume; AGDR-71C adopts a modular design, with a compact size and standardized installation hole positions, which can be quickly adapted and assembled with FS450R12KE3. The high power density design of both not only reduces the installation space requirements of the equipment, but also simplifies the system wiring and integration process, improving the efficiency of equipment research and production.
4. Strong anti-interference ability, adaptable to complex industrial environments
AGDR-71C adopts a dual isolation technology combining optocoupler and magnetic isolation, with an isolation voltage of up to 2.5kVrms, effectively resisting electromagnetic interference (EMI) and common mode noise in industrial sites; FS450R12KE3 reduces electromagnetic radiation during the switching process through optimized packaging structure and parasitic parameter design. The entire combination complies with the IEC 61800-3 electromagnetic compatibility standard and can operate stably in complex electromagnetic environments such as metallurgy, chemical engineering, and mining.
Applicable scenarios
-Industrial frequency converter: Suitable for medium to high power frequency converters ranging from 100kW to 200kW, used for speed control of equipment such as fans, water pumps, compressors, etc., to achieve energy-saving operation.
-New energy generation system: As the core power conversion unit in photovoltaic inverters and wind power converters, it achieves efficient conversion of DC and AC electricity and adapts to grid requirements.
-Power electronic devices: used for UPS uninterruptible power supply, dynamic reactive power compensation device (SVG), active power filter (APF) and other equipment to improve the stability and power quality of the power system.
-Industrial motor drive: In the spindle drive system of CNC machine tools, injection molding machines, metallurgical rolling mills and other equipment, it provides stable power output to ensure equipment processing accuracy and production efficiency.
-Rail transit auxiliary system: an auxiliary power supply system used for rail transit vehicles to achieve energy conversion between DC power supply and AC loads.
Installation and usage precautions
1. Installation specifications
-Before installation, it is necessary to confirm the model compatibility between FS450R12KE3 and AGDR-71C to ensure that the current and voltage levels of the driver module are compatible with the power module.
-When installing the power module, it is necessary to apply thermal grease and fix it on the heat sink with a torque wrench according to the specified torque (refer to the product manual) to ensure good heat dissipation and avoid excessive junction temperature caused by poor contact.
-The connection cable between the drive module and the power module should use shielded wires, and the wiring should be short and straight to reduce parasitic inductance and avoid voltage spikes during the switching process.
-The installation environment should be kept dry, ventilated, and free from dust, oil, and corrosive gases. The ambient temperature should not exceed the rated working range of the module.
2. Debugging and maintenance
-Before debugging, it is necessary to check whether the power supply voltage (± 15V) of AGDR-71C is stable and whether the input control signal is normal, in order to avoid module damage caused by abnormal power supply.
-During the first operation, it is necessary to monitor the junction temperature and temperature rise of the IGBT module to ensure that the cooling system (such as cooling fans and water cooling devices) is working properly and the junction temperature does not exceed 120 ℃ (recommended value).
-Regularly (recommended every 6 months) check the tightness of module connection bolts, the aging of thermal conductive silicone grease, and the insulation performance of cables, and replace aging components in a timely manner.
-If the system malfunctions, it is necessary to first locate the fault type through the fault feedback signal of AGDR-71C, and then restart after troubleshooting to avoid blind closing and causing secondary faults.





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