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- Vertical, synchronous, 3-phase, air cooled, brushless generator.
- The delivery includes below mentioned:
- Free shaft end could be designed according to your request (max Lde = 600 mm),
but max @ 205 for DE and @ 160 for NDE. Solid shaft.
- The generator is designed with a wound rotor according to the highest industry standards and
safely withstand all overloads and other stresses encountered during rigorous operation.
- The magnetic core, coils, wedges and supports will be impregnated.
- Terminal boxes (main and auxiliary ) placed radially (IP54), 3 outlets + 1 for neutral outlet,
leading down/up on request,
undrilled aluminum plate without cable glands.
- 2x 3 pcs PT100 in the stator winding - - 1 set PT100 in bearings
- 1 pc PT100 for air outlet / 1 pe PT100 for air inlet
- Bearings: grease lubricated antifriction bearings on DE side; oil lubricated antifriction
bearings with oil chamber on NDE side.
Theoretical lifetime 100 000 hours.
- 1 pc of visual oil level meter for oil chamber.
- 1 pc of oil switch for signaling of min. oil level in the bearings.
- Insulated bearing on NDE side, earthing brushes on DE side.
- Anticondensation heating 230 V, 50 Hz, = 600 W
- 3x CT in neutral point, for differential relay
- 1x CT for AVR sensing
- 3x VT for AVR sensing
- Regulator BASLER DECS150 5NS1V + ICRM 07 installed in the terminal box.
Voltage regulation in range +5/-10% is without generator output reduction.
- Speed sensor SELET BO1EG124PO0, 3 impulses/rpm with 2 sensors (disk is included)
- First critical speed > 125% of runaway speed.
= Forces: Fal = 0 kN, Fa2 = OkN, Frs = NAKN, Frd = max 16 kN.
- Damper winding for parallel operation.
- Insulated bearing on NDE side, earthing brushes on DE side.
- Slip ring for rotor earth relay
- Total surface treatment 120 microns. RAL on request (RALSOOS).
- Standards: vibrations acc. to EN 60034-14 ed. 2cl.A noise acc. to EN 60034-9
- Acoustic power according to standard EN60034-9 is 101 dB, Acoustic pressure is approx. 88 dB.
- Spare parts: 1 pc PT100 for bearing, 1 pc Speed sensor SELET BO1EG124PO, 1 set of brushes.
- No generator baseframe, no vibration sensor, no brake!

Documentation (2x printed/2x CD in English language)
Operation and maintenance manuals which include:
Generator data sheet
Technical reports with electrical parameters of delivered equipments
Dimensional drawings, weight and moment of inertia
Determination of generator short-circuit torque
Wiring list and diagram, drawings of main and auxiliary terminal boxes
Workshop test procedures reports and Declaration of Conformity certificate

Testing

G&Em s.r.o. email: info@gaem.cz tel: +420 773 338 013

- The list of tests included in the attached file - Test Specification of SG Series Generators.

G&Em s.r.o. email: info@gaem.cz tel: +420 773 338 013

Type Test of Synchronous Generators of SG Series

Testing according to EN 60034-1 standard

—_

Generator inspection and machine completeness test

Measurement of winding insulation resistances before testing

Measurement of winding resistances

Measurement of resistance of temperature sensors and conirol of built-in accessories

Measurement of voltage symmetry

Phase sequence check and direction of rotation check

No-load characteristic

Interturn insulation test, 130%U, — 3 min

©) OPN) oO) a; sk) oO!) r

Voltage curve form check and THD measurement

=
2°

Short-circuit characteristic by the retardation method

—_
_

Short-circuit resistance at 150%I, — 15s

—
Ne

Load characteristic at overexcited state

—_
o

Calculation of efficiencies from summation of losses at 100%, 75%, 50%, 25% load

—_
a

Determination of moment of inertia

15.

Heat run test by an equivalent test method, at over-excited state as a synchronous
compensator

16.

Measurement of noise level at no-load and load operation

17.

Measurement of no-load vibrations

18.

Mechanical resistance test
- For low-voltage machines: limited to 200 % of the rated speed

- For high-voltage machines: the test will be determined according to technical parameters

of the specific machine

19.

Measurement of winding insulation resistances after testing

20.

High-voltage test

21.

Weight of the generator

G&Em s.r.0.,
Bobrky 2243, 755 01 Vsetin, Czech Republic
Mobile: +420 773 338 013, +420 773 338 023, +420 733 705 842

E-mail: info@gaem.cz

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GENERATORS FOR SMALL HYDRO
POWER PLANTS

G&Em s.r.o. is a dynamically developing company dedicated to the design and manufacture of electric

rotating machines, specialized in generators for small hydro power stations.

We not only have extensive expertise and technical competences, but we also have many years of
experience in the field. We continue to build on this history in the design of generators and electric
motors with more than 40 years already under our belts. In addition to our own R&D, we cooperate

with experts from technical universities and research institutes in finding very special solutions.

Technical qualifications and up-to-date production facilities enable us to fulfill all the customer's wishes

with respect to generator implementation and long-term use.

Thanks to our modular design, we are able to submit binding dimensioned drawings of generators
within 14 working days of signing the contract.

The average delivery time is 6 months.

SYNCHRONOUS GENERATORS ASYNCHRONOUS GENERATORS

Output: 100 (/5,000 kVA 100 111,000 kW

Speed: 150 (11,500 rpm 150 (11,500 rpm

Voltage: 400 [16,600 V 380 (1690 V

Protection: IP21 OIP56

Cooling: air, water (ICO1 ()1IC81W)

Mounting: horizontal, vertical (incl. inclinations from the vertical)

Installation dimensions and free shaft ends according to customer requirements.

Specialized in generators for hydro-electric power plants:

Advanced design
Careful workmanship
High efficiency

Long service life

Reliable operation

Generator design:

Own calculations of electromagnetic circuits and their constant optimization

Mechanical parts with 3D software [| robust for catching the turbine forces

Bearings from first-class manufacturers (roller, slide type

Accessories [| optional according to the project (voltage and cos-phi regulators, temperature
detectors, speed sensors, transformers, filters, protections etc.)

Easy maintenance [| spacious terminal box and easily accessible parts

PRODUCTION FACILITIES

1. Production hall and premises

e Newhall 54 x 18 m with equipment, total production area of 7,200 m?

e Production capacity is 100 machines per year

2. Laser cutting of sheets up to 5 mm thick

Prima Power Platino fiber

3. Stacking of rotors and stators

4, Winding of rotors and stators

6. Own test room with up to 5 MW output
Testing of-horizontal and vertical machines.

7. Paint and shipping room

8. Installation, service, technical support at the customer

Ideal service solutions by the designer of the specific machine.

REFERENCES

e Baumiller Nirnberg GmbH

e &KD Blansko Engineering, a.s.

e @KD Blansko SMALL HYDRO, s.r.o.

e Energi Teknikk AS

e Fadum Tekniske AS

e HYDROPOL Project & Management a:s.
e MEZOPRAVNA spol. s r.o.

e Strojirny Brno, a.s.

e Other reference and contact persons on request

G&Em s.r.o.
Bobrky 2243, 755 01 Vsetin, Czech Republic
Mobile: +420 773 338 013 ~~ E-mail: info@gaem.cz www.gaem.cz

SG160WL12

2018

REFERENCE LIST OF SELECTED GENERATORS FOR SHPP OF THE G&Em COMPANY

33 Sweden Str6mma 577 500 400 Vertical In production
32 Austria Gulling SG198WL6 1993 1000 690 | Horizontal 2018 In production
31 Austria Gulling SG198WM12 933 500 400 Vertical 2018 In production
30 Sweden Herting SG326WL40U50 1220 150 5000 | Vertical 2019 In production
29 Czech Republic Klabava $G140WS10 250 600 400 ‘| Horizontal 2018 In production
28 France Framont SG160WL14 470 428,6 400 Vertical 2018 At site
27 Sweden Ivarsfors $G326WM26 1220 230,8 400 Vertical 2018 At site
26 Georgia Jonoulil SG160WL6 1037 1000 400 ‘| Horizontal 2018 At site
25 Czech Republic Veletov $G288WL30U63 842 200 6300 | Horizontal 2018 In production
24 Czech Republic Janov SGI6WL8 150 750 400 Vertical 2017 At site
23 Scotland Allta Chaorainn | SG160WM10 500 600 415 Vertical 2017 At site
22 Sweden Frotuna $G224WS16U33 640 333,3 3300 Vertical 2017 At site
21 Scotland Kiachnish $G198WM10 1200 600 415 Vertical 2017 At site