Leningrad Electric Machines Plant (LEZ) was founded in 1933. It is also known as NOVAYA SILA plant in the market of electrical machines.

The plant became a part of Ruselprom Group in 2003.

Leningrad Electric Machines Plant (LEZ) produces large electrical machines, output of 100kW and higher out of wide product list of Ruselprom Group (electric motors output of 4kW to 160 000kW, generators output of 125kW to 220 000kW).

Leningrad Electric Machines Plant is located in suburbs of St. Petersburg in close proximity to the federal road routes: St. Petersburg – Moscow, St. Petersburg – Kiev, St. Petersburg – Murmansk, St. Petersburg – Vyborg.

The plant has in its territory the railway line with access to the commodity city station. It is very close to city seaport. All of these conditions make the plant convenient supplier of products to any region of Russia and abroad.

Leningrad Electric Machines Plant is a well constructed factory with well balanced infrastructure. The plant consists of four main production lines:

• welding and stockpiling;
• machining;
• winding and insulation;
• assembling and producing;

Main production lines are divided according to technological principles what allows to estimate what lacks for improvement and what directions need upgrading and investment. It makes all processes transparent and easy to control.

Leningrad Electric Machines Plant produces the following products:

• Induction squirrel cage electric motors, output of 200kW to 5600kW;
• Induction slip ring electric motors, output of 200kW to 5000kW;
• Synchronous electric motors, output up to 8000kW;
• Synchronous generators, output up to 4000kW;
• Hydro generators for small hydro power stations, output of 100kW to 4000kW;
• Turbine generators with air, hydrogen and water cooling, output up to 220MW;
• Electrical equipment of drives SUZ for nuclear power plants with reactors VVER-440 and VVER-1000;
• current collectors, ring, excavating;
• with drive packages with frequency regulation;

Ruselprom-Safonovo Electric Machines Plant (Ruselprom – SEZ) produces three phase AC induction and synchronous electric motors, output of 30 to 2000 kW, AC synchronous generators, output of 50kW to 1000KW.

The plant was established as a production base of synchronous electric machines. In 1976 we started to produce induction motors and we are expanding their production year by year.

Strong production and technical base allow to create new types of electrical machines, among them are explosion proof generators designed for operations at gas pumping equipment for replacement of imported generators as well as induction motors.

Safonovo Electric Machines Plant became a part of Ruselprom Group since 2003.

Safonovo Electric Machines Plant (SEZ) produces large electrical machines, output of 30kW and higher out of wide product list of Ruselprom Group (electric motors, output of 4 to 160 000 kW, generators output of 125kW to 220 000kW).

Ruselprom-Safonovo Electric Machines Plant (Ruselprom – SEZ) produces the following type of electric motors:

• Induction squirrel cage electric motors, , output of 132kW to 2000kW;
• Induction slip ring electric motors, output of 110kW to 1000kW;
• Synchronous electric motors, output of 132kW to 1000kW;
• Synchronous generators, output of 165kW to 1250kW;
• Induction explosion proof electric motors, output of 45kW to 250kW;
• Air heaters, water heaters;
• it is possible to produce motors with mounting arrangement to be installed in any necessary technological line.

Vladimir Electromotor Plant (VEMZ) produces three phase induction electric motors, output of 0.75kW to 315kW, speed range is 500-3000 rpm. Products list includes general purpose induction three phase electric motors as well as their special modifications:

Explosion proof motors, motors for drives of elevators, semi-sealed compressors, refrigerating machines, electric hoists, vibration machines, auxiliary mechanisms of mainline electric locomotives, beam pumping units, monoblock pumps. In 2009 Vladimir Electromotor Plant was the first in Russia which started to manufacture 7 AVE series of electric motors of IE1 and IE2 classes that meet strict European standards of energy efficiency. Please find detailed information in PROJECTS section.

Vladimir Electromotor Plant (VEMZ) produces three phase induction electric motors, output of 0.75kW to 315kW, speed range is 500-3000 rpm. Products list includes general purpose induction three phase electric motors as well as their special modifications:

Upon request, motors can be equipped with anti condensation heating elements produced by French company FLEXELEC.

Safonovo Power Electric Machinery Building Plant (SEZM) specializes on production of diesel power plants, gas engine gensets, marine diesel generators, main marine motors, container block power stations, diesel wires, diesel pump units. Output of power stations is 30-3000kW. Output of pump units is limited by 4000 H.P., it is output of diesel pump drive.

The plant was founded as a logical continuation of successful market sales of electric motors and generators under trademark of Safonovo Electromechanical Plant (SEZ). By making generators of various outputs SEZ is capable to provide quality products for SZEM projects. Manufacturing facilities which are close in terms of technological operations create unique and competitive power machines of Russian origin. All products undergo strict quality control tests. Methods and conditions at acceptance testis of diesel generators, main marine diesel motors, marine diesel generators will not leave of doubts in the performance of final products. Test benches are well fitted for entire products line of SZEM products.

SZEM products line consists of:

• Diesel power plants, open type on the frame for general industrial application, output of 30kW to 3000kW;
• Diesel power plants in the casing for general industrial application, output ranging from 30kW to 1200kW;
• Movable diesel power plants in the casing for general industrial application, output ranging from 30kW to 1200kW;
• Diesel power plants in the block containers output ranging from 30kW to 2200kW;
• Diesel drives, output ranged from 30kW to 1230kW;
• Marine diesel generators, output ranged from 30kW to 3000kW;
• Main marine motors, output ranged from 30kW to 3000kW;
• Gas engine power plants, output ranged from 30kW to 3000kW;
• Diesel pumps of different applications;
• Block containers for power complexes for household application (operator-type) and for technological application (TP, KTPNU, RU);
• Modules for electric power utilization (load banks).

In 2008 specialists of Ruselprom Group developed and prepared for production the whole range of modern dry transformers, smoothing and current limiting reactors.

We have prepared spaces for new production, purchased advanced equipment.

The production base is located in Smolensk region (300 km off from Moscow).

Specification of Ruselprom Transformers products

Insulation class of transformer s and reactor windings is not lowers than F.

Windings of reactors are multi layered cylindrical, made from copper wire. There are high tensile fiber plastic materials used in construction of reactors. Metal structures made of stainless steel are used for axial tie of three phase units. All reactors are three phase with vertically installed windings on support insulators of suitable voltage class.

Reactors are made without magnetic wire.

Duty type of reactors at rated current is continuous.

Duty type of RTST 6-100-0,85-U3 and RTST-6-150-0,9 V3 reactors at starting current is short: starting time is 1 minute and pause is 5 minutes;

After four starts the pause is 30 minutes min., after seven starts the pause of at least 1 hour.

Ruselprom Transformer accepts orders for design and manufacturing of transformers and reactors of all technical types and any design arrangements.

Ruselprom Engineering Center as a part of Ruselprom Group was established in 2004. Professional specialists are working in the Center, before they worked in design department of Uralelectrotyazhmash (UETM).

Ruselprom Engineering Center consists of two divisions:

• Division of hydrogenerators
• Division of electrical machines

Design division of hydrogenerators

During their work at UETM specialists of hydrogenerators division were in charge of design, production management, installation supervision and commissioning works for hydro-generators of wide range of capacities and rotation speeds including hydrogenerators for small hydropower plants, hydrogenerators of medium and high power up to machines with a unit capacity of 600MW with water cooling reversible hydro-generators, motors, etc. Specialists of Ruselprom Engineering Center have experience in design of synchronous motors and hydraulic generators of various arrangements, vertical and horizontal, umbrella-type and suspended, with indirect, forced, air and water cooling, with direct water cooling of active parts with thermosetting insulation windings, with glides with PTFE coating segments, etc. Specialists of the Ruselprom Engineering Center are authors of about 100 inventions related to improvement of the construction of hydrogenerators. Inventions are protected by patents and copyright certificates.

Division of electrical machines. Design of electrical machines.

Specialists of electric machines division of Ruselprom Engineering Center have extensive experience in conducting of acceptance, qualification, periodical, typical, research testings of induction vertical and horizontal motors, synchronous horizontal and vertical motors, vertical and horizontal hydrogenerators, synchronous compensators, synchronous diesel generators, brushless exciters, DC machines for various applications, turbine generators, as factory test benches and at sites of their installation. We conducted tests at sites of large electrical machines, hydrogenerators. synchronous compensators in such countries as Russia, Kazakhstan, Uzbekistan, Tajikistan, Latvia, Sweden, Iran, Italy, Columbia, China, Morocco and others.

Ruselprom Engineering Center has a team of high skilled engineers for large electrical machines for different applications with extensive experience in development of equipment for various sectors of industries. Our experts participated in design and introduction of many kinds of electric machines:

• for irrigation and navigation channels of Russia, Ukraine, Uzbekistan, Kazakhstan, Tajikistan, Turkmenistan and Egypt;
• for water supply systems and communal services of largest cities and industrial enterprises in Russia , CIS and foreign countries;
• for facilities in the mining, gas and oil-processing industries, steel industry, shipping, rail and road transport;
• for thermal and nuclear power plants (nuclear power plants with reactors of the RBMK-1000, 1500, VVER-1000 and BN-600 including motors as drives for main circulation pumps) and hydropower (small hydro units with a capacity of up to 15 MVA).

There are two design department specializing in the development of large electrical machines for general industrial use and for special applications such as nuclear applications what imposes certain additional requirements to design of machines as well to entire lifetime of products.

Leningrad Electric Machines Plant and Safonovo Electric Machines Plant (Safonovo, Smolensk region) conduct production of hydrogenerators and synchronous motors based upon engineering design of Ruselprom Engineering Center.

Specialists of Ruselprom Engineering Center are capable to perform the most difficult tasks for design of technical documentation for production of new hydro generators of any outputs, make design works for refurbishment of hydro generators as well as works on screening of generators in emergency situations and make programs for testing, conduct supervision installation works during capital repairs and mounting of generators.

Ruselprom Electromash

NPP Ruselprom Electromash is a part of Ruselprom Group, it carries out a full range of research, production and testing works on production of digital excitation systems. Ruselprom Electromash is equipped by most advanced equipment and technologies for design, installation works and testing of ready products.

This is a list of equipment used at the plant:

• System for standard and fine-pitch components produced by EXPERTFP ESSEMTEC (Switzerland).
• Conveyor furnace of convection melting GF-12 PS (USA).

Ruselprom Electromash designs and produces digital static and brushless excitation systems for synchronous generators and motors designed for operation with exciters of all kinds.

List of manufactured products:

• Static systems:
• Self excitation system for synchronous generators (STS-REM);
• Independent excitation system for synchronous generators (STN-REM);
• Self excitation system for diesel generators (STSDG-REM);
• Excitation system for synchronous motors (VT-REM);
• Control and adjustment system of high frequency exciter for synchronous generators (VCH-REM);
• Brushless control and adjustment systems for synchronous generators, motors and compensators (BSV-REM);
• Monitoring and diagnostic systems of synchronous machines (SM-REM);
• Soft start equipment for high voltage motors (UPP-REM);
• Protection devices for synchronous generators (ZG-REM);

All systems are equipped by ARV-REM digital regulator of new generation. The plant had introduced quality management system in the fields of design, production, supplies, commissioning, repairing and service maintenance of electrotechnical equipment

Main advantages of ARV-REM700 systems:

• Instant response to changes into operation mode of synchronous motors. Modern high performance automatic regulator on the basis of industrial controller INFINEON (Infineon Technologies AG).
• Reliable in control. Use of traditional keys and analogous together with sensor terminal control.
• Improving sustainability of energy system. ARV-REM 700 digital regulator meets requirements of JSC SO EAS and is recommended for installation at power facilities in Russian Federation.
• Unique testing site. Electrodynamics model allowing to conduct testing of ready equipment with loads staring from normal to overloads. Full compatibility with existing control systems.
• It is possible to turn it on with use of any of industrial protocols like Profidus, ModBus, CAN Open, Devise Net etc.
• Engineering support at all stages of service cycle. Guaranteed operation during 25 years with minimal maintenance costs.
• Unique system of thyristor monitoring. It allows to trace aging processes of thyristors and conduct their timely replacement, excludes or simplifies operations of regular maintenance, allows specialists to estimate remaining lifetime of equipment without its shut down what can prevent unexpected failure of equipment and all losses connected with that.