EGU – HV Laboratory a.s.

Podnikatelska 267, Praha 9 - Bechovice, 190 11 CZECH REPUBLIC

Website

+420 267 193361

Fully internationally recognized and accredited high voltage testing laboratory with more than 60 years continuous experience in the testing and research.
Key Contact Personnel:
Jan Lachman, Director lachman@eguhv.com
Marek Brosch, Testing Lab Manager brosch@eguhv.com
Pavel Jányš, Quality Manager  janys@eguhv.com
Lubomír Kočiš, Head of R&D Department kocis@eguhv.com
Major Markets Served (2016): European Union, USA, Asia, Middle East, Africa, Australia
EGU – HV Laboratory is approved from ADWEA/TRANSCO & SEC


High Voltage Laboratory

Number of Employees in High Voltage Laboratory: 15
Dimension of Main Test Hall: 54 m length x 25 m width x 24 m height
Dimension of Secondary Test Hall: 30 m length x12 m width x 11 m height
Dielectric Testing Facilities: 

  Max. Volt. Standard/Remarks
Impulse Testing:    
Lightning Impulse 2600 kV IEC / IEEE
Switching Impulse 1600 kV IEC / IEEE
A.C. Testing: up to 1200 kV IEC / IEEE
D.C. Testing: up to 300 kV IEC / IEEE
Partial Discharge & RIV Testing: 800 kV IEC / IEEE
Capacitance & Tan ∂ Testing: 800 kV IEC / IEEE
Pollution Testing salt fog / solid layer / special tests IEC 60507

Three test chambers for the tracking and erosion salt fog testing as per IEC 62217.
One test chamber (475 m3) for the pollution testing as per IEC 60507.
Tracking wheel test as per IEC / ANSI


Other Test Capabilities

RIV & Corona Measurement: 800 kV -IEC 60437, CISPR 18-2, IEC 61284
Pollution tests: salt fog testing, solid-layer testing (clean fog, flow-on method, rapid clean fog etc.)
Mechanical tests: Horizontal testing machine – tension / max. load 600 kN / max. length 5 m
Vertical testing machine – cantilever / max. load 30 kN
Thermal Mechanical Tests: two thermal – mechanical chambers; up to 300 kN tensile, up to 50 kN bending / -60°C to +100°C.
Insulator Sets: Dielectric type testing of insulator sets – RIV / AC / LI / SI
Setups according to IEC 60383-2 and customer requirements.
High Voltage Bushings: Type testing of insulator bushings acc. to IEC and IEEE standards.
Electrical testing, cantilever testing, tightness testing, temperature rise testing, thermal stability testing
Insulators: Full design and type testing of glass, porcelain and composite insulators as per IEC and ANSI standard. Hollow Core Insulators: Design and Type testing – interface test, internal pressure test, leakage test
Environmental and On Site Tests: Measurement of pollution degree and state of external insulation, measurements of radio interferences, electric and magnetic fields, audible noise and overvoltages, simulation in ATP/EMTP
Other tests: Performed on hollow core insulators: design and type testing – interface test, internal pressure test, leakage test, surge arresters, bushings, disconnectos, switchgears
R&D Activities: Overhead line design, insulation coordination studies, ferroresonances, HV cable performance studies, Transient-overvoltage studies and measurements, international research activities, standardization.
Activities in IEC and CIGRE: Company experts are active in IEC TC 36, CIGRE SC D1, C4 and B2.

Posted in AC Testing, Capacitance & Tan ∂ Testing, DC Testing, High Voltage Laboratory, Impulse Testing, Mechanical Tests, Other Test Laboratories, Partial Discharge and Pollution Testing

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