| Since
1995, the Laboratory has been accredited by Romanian Accreditation
Association-RENAR
( member of ILAC and EA) according to EN ISO/IEC 17025:2005.
Since 2007, the Lab has also DATech Germany Accreditation,
DAT-P-266/07-2.
International
Fellowship:
- STL
(Short Circuit Testing Liaison)
- CIGRE
WG 13.12
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The
parameters of medium and high voltage apparatus tests have the following
ranges:
| Three-phase
tests: |
Single-phase
tests: |
| 12 kV - 170
kA, |
12 kV - 170
kA |
| 72.5 kV -
25 kA |
123 kV
- 25 kA
170 kV -
15 kA |
The parameters
of low voltage apparatus tests and short-time withstand current tests:
| Three-phase
tests: |
Single-phase
tests: |
| 500 V- 135
kA/5s, |
500 V - 320
kA/5s |
| 860 V - 80
kA/5s |
2000 V - 80
kA/5s |
|
Direct
Testing Circuit
- Three Short
Circuit Generators, each of them having 2500MVA 120kA for 0,5 s with
parallel operation possibility
- Six Three-Phase
Units of Protection Circuit Breakers 12kV, 120kA
- Three Single-Phase
Units of Making Switches 12kV, 330kA
- Nine Single-Phase
Step Up Transformers 600MVA 12/12/25/51kV
- Four Single-Phase
Step Down Transformer 40MVA 10/0.125/0.25/0.5kV
- Eight Test Cells
- Capacitor bank
for direct test facility: three-phase 36kV, 400A
- Temperature-rise
test installation, up to 10kA AC
- HV Disconnector
type pantograph test installation 525kV, 60kA/1s
- AC Power Arc
Test installation for insulator sets of 420kV, 50kA
- Digital Measuring
System 100MS/s, 16bit, 1GB Memory Channel, 24 Channels
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| SERVICES
OFFERED
- Switching capacity
test of the MV and HV circuit breakers, safety fuses, switch disconnectors
and MV contactors
- Dynamic and
thermal stability test of HV and LV apparatus, line elements,
cables and prefab cells
- Ability to withstand
the dynamic effects of short-circuit test of transformers rated up
to 120MVA
- Temperature
rise tests of the current path of the electric apparatus, line components,
bars with rated current up to 10 kA AC
- Mechanical endurance
test for circuit breakers, disconnectors and contactors
- Temperature
rise test on power transformers, reactors and instrument transformers
- Mechanical endurance
test for circuit breakers, disconnectors and contactors
- Capacitive and
inductive current switching tests on Circuit Breakers and Load Break
Switches
- Short-circuit
tests on surge arresters, fittings, motors, reactors and Short-circuiting
and Earthing systems
- Special Tests:
AC Power Arc Tests on Insulators Sets, Internal Electric Arc Test
on Instrument Transformers, Prefabricated Substations, Switchgear
- Measurement
of the switching overvoltage level at the disconnecting of the
inductive and capacitive loads in networks up to 420 kV
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