Switchgear and Substations


Metal Enclosed Switchgears

Metal Enclosed Switchgears

SME series Metal Enclosed Modular Switchgears are manufactured in conformity with IEC 62271-200 standard and rated up to 40,5 kV, 1250 A, 25 kA/1s electrical values with LSC-2A service Continuity, Partition class PI, AFL Internal Arc Classification, IP 3X Protection ...

Metal Clad Switchgears

Metal Clad Switchgears

Metal Clad Switchgears are manufactured in conformity with IEC 62271-200 standard and rated up to 40,5 kV, 4000 A, 40 kA/3s electrical values with LSC-2B service Continuity, Partition class PM, AFLR Internal Arc Classification, IP 4X Protection class and with 4/5 independable ...

Mobile Substations

Mobile Substations

SMS series mobile substations are transformer and distribution substations on mobile platforms in order to provide energy for temporary or additional energy demands of facilities.SMS series mobile substation is manufactured for applications like temporary power ...

E-House / Compact Substations

E-House / Compact Substations

SMK series of Monoblock Concrete Kiosk, SPK series of Prefabricated Concrete Kiosks and SCK series of Metal Kiosks are manufactured by Aktif which are being used for Transformer and Distributions Substations. Concrete Kiosk, Prefabricated Concrete Kiosks and Metal ...

Power Resistors


Grounding Resistors

Grounding Resistors

“Neutral grounding (earthing) resistors” which are connected to the neutral points of power transformers and generators on LV and MV distribution networks used for limiting, measuring and monitoring phase to ground fault current, are manufactured with high technology. Neutral ...

Load Banks

Load Banks

“Load banks” are used for performance tests of generators, UPS, voltage regulators, power transformers, alternators and test laboratories and also ensure to operate the generators safely. Aktif manufactures all type of load banks with the required characteristics (R, ...

Filter Resistors

Filter Resistors

“Harmonic filter and damping resistors” which are manufactured by Aktif are used to attenuate the harmonics in the networks in a safely and controlled manner. Discharge resistors and RC filters prevent to transient and dangerous discharges caused by inductive loads ...

Motor Control & Braking Resistors

Motor Control & Braking Resistors

“Motor control and current limiting resistors” are used for start of rotor-wound, squirrel-cage and induction motors to limit the high starting currents. Current limiting resistors are also used to adjust the current to the desired value at power laboratories and some ...

Power Quality & Power Factor Correction


LV Power Factor Correction - Capacitor & Filter Banks

LV Power Factor Correction - Capacitor & Filter Banks

Aktif low voltage capacitor banks are designed, manufactured and adapted to the specific needs of each client. There are thousands of references around the world. It has modular and compact design optimized for easy future expansion of the system. It is suitable for ...

MV Power Factor Correction - Capacitor & Filter Banks

MV Power Factor Correction - Capacitor & Filter Banks

MV Power Factor Correction - Capacitor & Filter Banks are designed, manufactured and adapted to the specific needs of each client. A high quality intelligent design brings advantages to your project from the start. It has modular and compact design optimized ...

Capacitors & Harmonic Filter Reactors

Capacitors & Harmonic Filter Reactors

Asset Low Voltage and High voltage capacitors and reactors are designed and manufactured for Power Factor Correction systems and conventional compensation systems. These capacitors and reactors are presents for all users, suitable safety, long life and high technical ...

Thyristor Switches

Thyristor Switches

Asset Thymod Static Electronic Switch is the electronic switching unit that allows switching the capacitor banks without any discharge delay in the plants and also switching the capacitor banks according to load variation cannot be possible. Asset Thymod Static Electronic ...

Medical Power & Control Panels


Operating Room Control Panels

Operating Room Control Panels

Asset OCP Series Operating Control Panels are a contemporary and reliable device designed for maintaining the most comfortable environment possible both for patient and the surgery team and most suitable working conditions required in the surgery room. Asset OCP Series ...

Isolated Power Systems

Isolated Power Systems

Medical Locations are divided in 3 categories in terms of electrical standards. These are group 0, group 1 and group 2 rooms. A medical location is categorized based on the spaces and type of contact with the patient and the purpose of use. In rooms where power ...

Isolation Transformers

Isolation Transformers

Medical Isolation Transformers are designed compatible with IEC 60364-7-710 standards for power supply of single phase IT systems and produced in accordance with EN 61558-2-15 standards. Medical isolating transformers designed at 6 different power stages between 3,15...10 ...

Automatic Transfer Relays

Automatic Transfer Relays

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Traction Substaion


Traction Rectifiers

Traction Rectifiers

Air cooled Diode Coet Traction Rectifiers is designed for Train Lines, Metro Lines and Tram Lines. The range is completed with complete line of inverters and bidirectional converters, using thyristor, IGBT or GTO, to comply with the recent requests of braking energy ...

DC Switchgears

DC Switchgears

In the mass production the DC Switchgear is conforming the IEC standards as well as conforming other standards if required. For the security reason, LBR DC Negative Panels have an grounding position visible from outdoor and lockable for negative maintanence at the Substations ...

DC Disconnectors

DC Disconnectors

In DC Traction applications one disconnect or load break switch normally installed downstream each High Speed Circuit Breakers, and for the security reasons one motorized load break switch installed as parallel. To comply with these requirements Coet LBD DC Disconnecting ...

Traction Transformers

Traction Transformers

TESAR has been designing and manufacturing Cast Resin Transformers for more than 30 years. TESAR transformers are designed and manufactured in conformity to E2 C2 F1 classes in accordance with IEC 60076-11 standards. During its 30 years of activities, TESAR has ...

Renewable Energy & DC Conversion


High Power Rectifiers

High Power Rectifiers

The main advantages of Friem High Power Converter are described below:The Special Design of The Power Section Proprietary of FRIEMHigh Efficiency Thanks to The Reduced LossesWorldwide Service NetworkShort Circuit High Withstand Capacity Through to The Robust StructureProduction ...

Solar Inverters

Solar Inverters

The RECon Line concept is derived from the long experience FRIEM has achieved in Power Conversion and in the use of all kind of semiconductors. The RECon Line has been developed following FRIEM’s traditional concepts of reliability, efficiency and modularity devoted ...

Enerji Storage Systems

Enerji Storage Systems

Friem is share holder in Aktif Elektroteknik that manufactures switchgears and kiosk and also supplier of Aktif Mühendislik in solar energy and energy storage systems. Friem HYCon is a comprehensive line of Hybrid Inverters and Power Converters developed to respond ...

EV Charging Stations

EV Charging Stations

Aktif Mühendislik distributes “Yess Energy” EV charging station who has partnership with our shareholder Friem. With Yess, Aktif supplies innovative charging stations that allow cost reduction in electrical connection and its maintenance, through an intelligent and ...

Smart Grid


Energy Management Systems

Energy Management Systems

The basics of the energy management system are based on measurement, monitoring, control, and estimation. The term Energy Management System is defined a computer system which is designed specifically for the automated control and monitoring of the heating, ventilation ...

Metering & Submetering

Metering & Submetering

Submetering is defined for reading energy meters, creating invoices and generating reports from the created invoices and read data. Nowadays, special invoicing applications are needed for organized industrial zones, shopping centers, business centers, residence and ...

Power Analyzers & Quality Recorders

Power Analyzers & Quality Recorders

The first step of the efficiency and continuity is to monitoring the quantity and quality of the used energy. While monitoring your consumption and quality with our power and energy measurement devices such as energy analyzers, energy meters, and energy quality analyzer, ...

Protection Devices

Protection Devices

Each system which is supplied by the electricity has risk and should be checked cautiously. Unexpected situations should be automatically corrected in a short time period. Many factors must be followed regularly like over and under voltage, over current, ...