home검색서비스>시험기관검색

시험기관검색KOLAS Search Service

시험은 특정한 제품,공정 또는 서비스를 대상으로 하나 또는 그 이상의 특성을 규정된 절차에 따라 측정하는 기술적인 작업, 설계, 제품, 서비스, 공정, 공장에 대한 조사 및 특정요건이나 전문적 판정, 일반요건을 근거로 한 적합성 판정을 말한다.

인정번호 (Accreditation No) KT940
기관명
(Organization Name)
효성중공업(주)
공인유효기간 2025-05-29 ~ 2029-05-28
주소 경상남도 창원시 성산구 연덕로 171
소재지 경상남도 창원시 성산구 연덕로 171
담당자 박희정
전화 번호 055-268-8495
팩스 번호 055-268-8557
인정범위 전기시험
규격번호
(Test method)
규격명
(Standard designation)
시험범위
(Test Range)
사업장
(Site)
▶ 대전력, 고전압 기기
IEC 60076-10:2016 Power transformers Part 10: Determination of sound levels (25 ~ 140) dB(A) 소재지
IEC 60076-18:2012 Power transformer Part 18: Measurement of frequency response 10 V, 10 Hz ~ 2 MHz 소재지
IEC 60076-1:2011 Power transformers Part 1: General
11.1.3 Type tests
e) Measurement of no-load loss and current at 90 % and 110 % of rated voltage
11.1.4 Special tests
b) Winding hot-spot temperature-rise measurements
d) Measurement of dissipation factor (tan δ) of the insulation system capacitances
h) Measurement of d.c. insulation resistance each winding to earth and between windings
l) Measurement of frequency response (Frequency Response Analysis or FRA)
11.2 Measurement of winding resistance
11.3 Measurement of voltage ratio and check of phase displacement
11.4 Measurement of short-circuit impedance and load loss
11.5 Measurement of no-load loss and current
11.6 Measurement of zero-sequence impedance(s) on three-phase transformers
11.7 Tests on on-load tap-changers - Operation test
11.12 Check of core and frame insulation
11.1.3 e) Max. 4 000 A, 100 kV
11.1.4 b) Max. 4 000 A, 100 kV
d) P.F : Max. 10 kV, (0 ~ 5) %
h) Insulation Resistance : D.C (250 ~ 5 000) V, 10 MΩ ~ 1 TΩ
l) SFRA : 10 Hz to 2 MHz
11.2) 1 mΩ ~ 10 Ω
11.3) 1/1 ~ 700/1 (Ratio), Max. 600V (Phase displacement)
11.4) Max. 4 000 A, 100 kV
11.5) Max. 4 000 A, 100 kV
11.6) Max. 4 000 A, 100 kV
11.7) Max. 4 000 A, 1 200 kV
11.12) D.C (250 ~ 5 000) V, 10 MΩ ~ 1 TΩ
소재지
IEC 60076-2:2011 Power transformers Part 2: Temperature rise for liquid-immersed transformers Max. 4 000 A, 100 kV, 200 ℃ 소재지
IEC 60076-3:2013+AMD1:2018 CSV Power transformers Part 3: Insulation levels, dielectric tests and external clearances in air
10 Applied voltage test (AV)
11 Induced voltage tests (IVW and IVPD)
12 Line terminal AC withstand test (LTAC)
13 Lightning impulse tests (LI, LIC, LIN, LIMT)
14 Switching impulse test (SI)
10 Max. 570 kV
11 Max. 1 386 kV, Min. 5 pC
12 Max. 494 kV (P-G)
13 Max. 2 294 kV
14 Max. 1 767kV
소재지
IEC 60076-6:2007 Power transformers Part 6: Reactors
7.8.2 Routine tests
-measurement of insulation resistance and/or capacitance and dissipation factor (tan δ) of the winding insulation to earth for liquid-immersed reactors
-measurement of winding resistance
(IEC 60076-1);
7.8.5 Determination of reactance and linearity of reactance
7.8.6 Measurement of loss (routine test, special test)
7.8.7 Measurement of harmonics of the current (special test)
7.8.8 Measurement of zero-sequence reactance on three-phase reactors (special test)
7.8.9 Measurement of mutual reactance on three-phase reactors (special test)
7.8.10.2 Separate source a.c. withstand voltage test (routine test, special test)
7.8.10.3 Induced a.c. withstand voltage test (routine test)
7.8.10.4 Lightning impulse test (routine test)
7.8.10.6 Switching impulse test (type test, routine test)
7.8.12 Measurement of acoustic sound level (type test, special test)
7.8.13 Measurement of vibration (type test)
7.8.14 Temperature rise test (type test)
7.8.2 P.F : Max. 10 kV, (0 ~ 5) %
Insulation Resistance : D.C (250 ~ 5 000) V, 10 MΩ ~ 1 TΩ
Winding Resistance : 1 mΩ ~ 10 Ω
7.8.5 Max. 500 A, Max. 300 kV
7.8.6 Max. 500 A, Max. 300 kV
7.8.7 Max. 500 A, Max. 300 kV
7.8.8 Max. 4 000 A, 100 kV
7.8.9 Max. 500 A, Max. 300 kV
7.8.10.2 Max. 494 kV
7.8.10.3 Max. 1 386 kV, Min. 5 pC
7.8.10.4 Max. 2 294 kV
7.8.10.6 Max. 1 767 kV
7.8.12 (25 ~ 140) dB(A)
7.8.13 Max 200 mm
7.8.14 Max. 500 A, Max. 300 kV
소재지
IEC 62271-100:2017 High-voltage switchgear and controlgear - Part 100: Alternating-current circuit-breakers
6.2.6.1 Power-frequency voltage tests
6.2.6.2 Lightning impulse voltage tests
6.2.7.1 Power-frequency voltage tests
6.2.7.2 Switching impulse voltage tests
6.2.7.3 Lightning impulse voltage tests
6.4 Measurement of the resistance of the main circuit
6.101 Mechanical and environmental tests
7.1 Dielectric test on the main circuit
7.3 Measurement of the resistance of the main circuit
7.101 Mechanical operation tests
6.2.6.1 Max. 530 kV
6.2.6.2 Max. 1 200 kV
6.2.7.1 Max. 960 kV
6.2.7.2 Max. 1 800 kV
6.2.7.3 Max. 2 400 kV
6.4 10 μΩ ~ 10 mΩ
6.101 Temperature : –50 ℃ ~ +50 ℃, Humidity : (30 ~ 95) % R.H.
7.1 Max. 960 kV
7.3 10 μΩ ~ 10 mΩ
7.101 (10 ~ 10 000) ms
소재지
IEC 62271-100:2021+AMD1:2024 CSV High-voltage switchgear and controlgear - Part 100: Alternating current circuit-breakers
7.2.7.2 Power-frequency voltage tests
7.2.7.3 Lightning impulse voltage tests
7.2.8.2 Power-frequency voltage tests
7.2.8.3 Switching impulse voltage tests
7.2.8.4 Lightning impulse voltage tests
7.4.4 Resistance measurement of contacts and connections in the main circuit as a condition check
7.101 Mechanical and environmental tests
8.2 Dielectric test on the main circuit
8.4 Measurement of the resistance of the main circuit
8.101 Mechanical operation tests
7.2.7.2 Max. 530 kV
7.2.7.3 Max. 1 200 kV
7.2.8.2 Max. 960 kV
7.2.8.3 Max. 1 800 kV
7.2.8.4 Max. 2 400 kV
7.4.4 10 μΩ ~ 10 mΩ
7.101 Temperature : –50 ℃ ~ +50 ℃, Humidity : (30 ~ 95) % R.H.
8.2 Max. 960 kV
8.4 10 μΩ ~ 10 mΩ
8.101 (10 ~ 10 000) ms
소재지
IEC 62271-102:2018 High-voltage switchgear and controlgear - Part 102: Alternating current disconnectors and earthing switches
7.2.7 Tests of disconnectors and earthing switches of Ur ≤ 245 kV - Power-frequency voltage tests, Lightning impulse voltage tests
7.2.8 Test of disconnectors and earthing switches of Ur > 245 kV - Power-frequency voltage tests, Switching impulse voltage tests, Lightning impulse voltage tests
7.4 Resistance measurement
7.104 Low- and high-temperature tests
8.2 Dielectric test on the main circuit
8.4 Measurement of the resistance of the main circuit
8.101 Mechanical operation tests
7.2.7 Power-frequency : Max. 530 kV
Lightning impulse : Max. 1 200 kV
7.2.8 Power-frequency : Max. 960 kV
Switching impulse : Max. 1 800 kV
Lightning impulse : Max. 2 400 kV
7.4 10 μΩ ~ 10 mΩ
7.104 Temperature : –50 ℃ ~ +50 ℃, Humidity : (30 ~ 95) % R.H.
8.2 Max. 960 kV
8.4 10 μΩ ~ 10 mΩ
8.101 (10 ~ 10 000) ms
소재지
IEC 62271-1:2017+AMD:2021 CSV High-voltage switchgear and controlgear - Part 1: Common specifications for alternating current switchgear and controlgear
7.2.7.2 Power-frequency voltage tests
7.2.7.3 Lightning impulse voltage tests
7.2.8.2 Power-frequency voltage tests
7.2.8.3 Switching impulse voltage tests
7.2.8.4 Lightning impulse voltage tests
7.4.4 Resistance measurement of contacts and connections in the main circuit as a condition check
8.2 Dielectric test on the main circuit
8.4 Measurement of the resistance of the main circuit
7.2.7.2 Max. 530 kV
7.2.7.3 Max. 1 200 kV
7.2.8.2 Max. 960 kV
7.2.8.3 Max. 1 800 kV
7.2.8.4 Max. 2 400 kV
7.4.4 10 μΩ ~ 10 mΩ
8.2 Max. 960 kV
8.4 10 μΩ ~ 10 mΩ
소재지
IEC 62271-203:2022 CMV High-voltage switchgear and controlgear - Part 203: Gas-insulated metal-enclosed switchgear for rated voltages above 52 kV
7.2.7.2 Power-frequency voltage tests
7.2.7.3 Lightning impulse voltage tests
7.2.8.2 Power-frequency voltage tests
7.2.8.3 Switching impulse voltage tests
7.2.8.4 Lightning impulse voltage tests
7.4.4 Resistance measurement of contacts and connections in the main circuit as a condition check
7.102 Mechanical and environmental tests
8.2.101 Power-frequency voltage tests on the main circuit
8.4 Measurement of the resistance of the main circuit
8.102 Mechanical operation tests
7.2.7.2 Max. 530 kV
7.2.7.3 Max. 1 200 kV
7.2.8.2 Max. 960 kV
7.2.8.3 Max. 1 800 kV
7.2.8.4 Max. 2 400 kV
7.4.4 10 μΩ ~ 10 mΩ
7.102 Temperature : –50 ℃ ~ +50 ℃, Humidity : (30 ~ 95) % R.H.
8.2.101 Max. 960 kV
8.4 10 μΩ ~ 10 mΩ
8.102 (10 ~ 10 000) ms
소재지
IEC 62501:2024 CMV Voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) power transmission – Electrical testing
7.3.4 Valve support switching impulse test
7.3.5 Valve support lightning impulse test
7.3.4 Max 1 550 kV
7.3.5 Max 2 100 kV
소재지
IEC 62927:2017+AMD1:2023 CSV Voltage sourced converter (VSC) valves for static synchronous compensator (STATCOM) – Electrical testing
6.4 Maximum continuous operating duty test
6.5 Maximum temporary overload operating duty test
6.6 Minimum start voltage test
7.3.2 Valve support AC voltage test
7.3.3 Valve support lightning impulse test
8.4.1 MVU AC voltage test
8.4.3 MVU lightning impulse test
9.4.1.2 Valve AC voltage test
9.4.2 Valve switching impulse test
10. IGBT overcurrent turn-off test
13.5.1 Visual Inspection
13.5.2 Connection check
13.5.3 Voltage-grading circuit check
13.5.4 Control, protection and monitoring circuit checks
13.5.5 Voltage withstand check
13.5.6 Turn-on/turn-off check
13.5.7 Pressure test
6.4 Max. 12 kV, 1 500 A
6.5 Max. 1 500 A
6.6 Min. 4.8 kV
7.3.2 Max. 50 kV
7.3.3 Max 2 100 kV
8.4.1 Max. 100 kV
8.4.3 Max. 1 500 kV
9.4.1.2 Max. 20 kV
9.4.2 Max 1 550 kV
10 Max. 12 kV
13.5.7 Max. 0.9 MPa
소재지
IEEE C37.09-2018/Cor1-2021 IEEE Standard Test Procedures for AC High-Voltage Circuit Breakers with Rated Maximum Voltage Above 1000 V - Corrigendum 1
4.4.7 Measurement of the resistance of the main circuit
4.5.4.1 Power-frequency withstand voltage tests – Dry tests procedure
4.5.5 Full-wave lightning impulse withstand voltage tests
4.5.8 Switching impulse voltage withstand tests
4.13 Mechanical endurance and environmental tests
5.11 Mechanical operation tests
5.12 Timing tests
5.14 Electrical resistance of current path test
5.15 Power-frequency withstand voltage tests on major insulation components
4.4.7 10 μΩ ~ 10 mΩ
4.5.4.1 Max. 960 kV
4.5.5 Max. 2 400 kV
4.5.8 Max. 1 800 kV
4.13 Temperature : –50 ℃ ~ +50 ℃, Humidity : (30 ~ 95) % R.H.
5.11 (20 ~ 300) V
5.12 (10 ~ 10 000) ms
5.14 10 μΩ ~ 10 mΩ
5.15 Max. 960 kV
소재지
IEEE Std C37.100.1-2018 IEEE Standard of Common Requirements for High Voltage Power Switchgear Rated Above 1000 V
7.3.7.2 Power-frequency voltage tests
7.3.7.3 Lightning impulse voltage tests
7.3.8.2 Power-frequency voltage tests
7.3.8.3 Switching impulse voltage tests
7.3.8.4 Lightning impulse voltage tests
7.5.1 Measurement of the resistance of circuits - main circuit
8.2 Dielectric test on the main circuit
8.4 Measurement of the resistance of the main circuit
7.3.7.2 Max. 530 kV
7.3.7.3 Max. 1 200 kV
7.3.8.2 Max. 960 kV
7.3.8.3 Max. 1 800 kV
7.3.8.4 Max. 2 400 kV
7.5.1 10 μΩ ~ 10 mΩ
8.2 Max. 960 kV
8.4 10 μΩ ~ 10 mΩ
소재지
IEEE Std C37.122-2021 IEEE Standard for High Voltage Gas-Insulated Substations Rated Above 52 kV
7.2.7.2 Power-frequency voltage tests
7.2.7.3 Lightning impulse voltage tests
7.2.8.2 Power-frequency voltage tests
7.2.8.3 Switching impulse voltage tests
7.2.8.4 Lightning impulse voltage tests
7.4 Measurement of resistance of circuits
7.11 Mechanical and environmental tests
8.2.1 Power-frequency withstand voltage test
8.4 Measurement of the resistance of the main circuit
8.7 Mechanical operation tests
7.2.7.2 Max. 530 kV
7.2.7.3 Max. 1 200 kV
7.2.8.2 Max. 960 kV
7.2.8.3 Max. 1 800 kV
7.2.8.4 Max. 2 400 kV
7.4. 10 μΩ ~ 10 mΩ
7.11 Temperature : –50 ℃ ~ +50 ℃, Humidity : (30 ~ 95) % R.H.
8.2.1 Max. 960 kV
8.4 10 μΩ ~ 10 mΩ
8.7 (10 ~ 10 000) ms
소재지
IEEE Std C57.12.00-2015 IEEE Standard for General Requirement for Liquid-Immersed Distribution, Power, and Regulating Transformers
5.11 Temperature-rise and loading conditions
Table 17 Core insulation resistance
5.11 Max. 4 000 A, 100 kV, 200 ℃
Table 17 D.C (250 ~ 5 000) V, 10 MΩ ~ 1 TΩ
소재지
IEEE Std C57.12.00TM-2021 IEEE Standard for General Requirement for Liquid-Immersed Distribution, Power, and Regulating Transformers
5.11 Temperature-rise and loading conditions
Table 17 Core insulation resistance
5.11 Max. 4 000 A, 100 kV, 200 ℃
Table 17 D.C (250 ~ 5 000) V, 10 MΩ ~ 1 TΩ
소재지
IEEE Std C57.12.90-2015 IEEE Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating Transformers
5 Resistance measurements
6 Polarity and phase-relation tests
7 Ratio tests
8 No-load losses and excitation current
9 Load losses and impedance voltage
9.5 Zero-phase-sequence impedance
10.2 Switching impulse test procedures
10.3 Lightning impulse test procedures
10.6 Applied voltage tests
10.8 Induced-voltage test for Class II power transformers
10.9 Partial discharge measurement
10.10 Insulation power-factor tests
10.11 Insulation resistance tests
11 Temperature-rise tests
13 Audible sound emissions
5 1 mΩ ~ 10 Ω
6 Max. 600 V (Phase displacement)
7 1/1 ~ 700/1 (Ratio)
8 Max. 4 000 A, 100 kV
9 Max. 4 000 A, 100 kV
9.5 Max. 4 000 A, 100 kV
10.2 Max. 1 700 kV
10.3 Max. 2 255 kV
10.6 Max. 494 kV
10.8 Max. 885 kV (P-G)
10.9 Min. 5 pC
10.10 Max. 10 kV, (0 ~ 5) %
10.11 D.C (250 ~ 5 000) V, 10 MΩ ~ 1 TΩ
11 Max. 4 000 A, 100 kV, 200 ℃
13 (25 ~ 140) dB(A)
소재지
IEEE Std C57.12.90TM-2021 IEEE Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating Transformers
5 Resistance measurements
6 Polarity and phase-relation tests
7 Ratio tests
8 No-load losses and excitation current
9 Load losses and impedance voltage
9.5 Zero-phase-sequence impedance
10.2 Switching impulse test procedures
10.3 Lightning impulse test procedures
10.6 Applied voltage tests
10.8 Induced-voltage test for Class II power transformers
10.9 Partial discharge measurement
10.10 Insulation power-factor tests
10.11 Insulation resistance tests
11 Temperature-rise tests
13 Audible sound emissions
5 1 mΩ ~ 10 Ω
6 Max. 600 V (Phase displacement)
7 1/1 ~ 700/1 (Ratio)
8 Max. 4 000 A, 100 kV
9 Max. 4 000 A, 100 kV
9.5 Max. 4 000 A, 100 kV
10.2 Max. 1 700 kV
10.3 Max. 2 255 kV
10.6 Max. 494 kV
10.8 Max. 885 kV (P-G)
10.9 Min. 5 pC
10.10 Max. 10 kV, (0 ~ 5) %
10.11 D.C (250 ~ 5 000) V, 10 MΩ ~ 1 TΩ
11 Max. 4 000 A, 100 kV, 200 ℃
13 (25 ~ 140) dB(A)
소재지
IEEE Std C57.21-2008 IEEE Standard Requirements, Terminology, and Test Code for Shunt Reactors Rated Over 500 kVA
3.4.1 impedance
3.4.2 total losses
7 Losses and impedance
7.2.3 Zero-sequence impedance
8 Temperature rise
9.1.1 General h) insulation resistance
9.1.2 Applied-voltage test
9.1.3.1 Low-frequency overvoltage test for oil-immersed shunt reactors
9.1.4 Lightning impulse test
9.1.5 Insulation power factor test
9.2.4 Switching impulse test
10.1 General-Measurement of mutual reactance on three-phase reactors
10.2.4 Conversion of resistance measurements
10.3.10 Insulation power factor tests
10.5 Temperature-rise tests
10.6 Audible-sound-level test
10.7 Vibration tests on oil-immersed shunt reactors




3.4.1 Max. 500 A, Max. 300 kV
3.4.2 Max. 500 A, Max. 300 kV
7 Max. 500 A, Max. 300 kV
7.2.3 Max. 4 000 A, 100 kV
8 Max. 500 A, Max. 300 kV
9.1.1.h D.C (250 ~ 5 000) V, 10 MΩ ~ 1 TΩ
9.1.2 Max. 494 kV
9.1.3.1 Max. 885 kV (P-G), Min 0.1 pC
9.1.4 Max. 2 255 kV
9.1.5 Max. 10 kV, (0 ~ 5) %
9.2.4 Max. 1 700 kV
10.1 Max. 500 A, Max. 300 kV
10.2.4 1 mΩ ~ 10 Ω
10.3.10 Max. 10 kV, (0 ~ 5) %
10.5 Max. 500 A, Max. 300 kV, 200 ℃
10.6 25 ~ 140 dB(A)
10.7 Max 200 μm
소재지
IEEE Std C57.21TM-2021 IEEE Standard Requirements, Terminology, and Test Code for Shunt Reactors Rated Over 500 kVA
3.4 impedance and total losses
7 Losses and impedance
7.2.3 Zero-sequence impedance
8 Temperature rise
9.1.1 General h) insulation resistance
9.1.2 Applied-voltage test
9.1.3.1 Low-frequency overvoltage test for liquid-immersed shunt reactors
9.1.4 Lightning impulse test
9.1.5 Insulation power factor test
9.2.4 Switching impulse test
10.1 General-Measurement of mutual reactance on three-phase reactors
10.2.4 Conversion of resistance measurements
10.3.10 Insulation power factor tests
10.5 Temperature-rise tests
10.6 Audible sound emission and testing of shunt reactors
10.7 Vibration tests on liquid-immersed shunt reactors
3.4 Max. 500 A, Max. 300 kV
7 Max. 500 A, Max. 300 kV
7.2.3 Max. 4 000 A, 100 kV
8 Max. 500 A, Max. 300 kV
9.1.1.h D.C (250 ~ 5 000) V, 10 MΩ ~ 1 TΩ
9.1.2 Max. 494 kV
9.1.3.1 Max. 885 kV (P-G), Min 0.1 pC
9.1.4 Max. 2 255 kV
9.1.5 Max. 10 kV, (0 ~ 5) %
9.2.4 Max. 1 700 kV
10.1 Max. 500 A, Max. 300 kV
10.2.4 1 mΩ ~ 10 Ω
10.3.10 Max. 10 kV, (0 ~ 5) %
10.5 Max. 500 A, Max. 300 kV, 200 ℃
10.6 25 ~ 140 dB(A)
10.7 Max 200 μm
소재지
KS C IEC 60076-1:2011 전력용 변압기
- 제1부 : 일반사항

11.2 권선 저항측정
11.3 전압비 측정 및 각 변위 검사
11.4 단락 회로 임피던스 및 부하손의 측정
11.5 무부하손 및 전류 측정
11.6 3상 변압기의 영상 임피던스 측정
11.7 부하 시 탭 절환장치 시험-동작시험
11.12 코어와 프레임 간의 절연 상태 점검
11.2 1 mΩ ~ 10 Ω
11.3 1/1 ~ 700/1 (전압비), Max. 600 V (위상변위)
11.4 Max. 4 000 A, 100 kV
11.5 Max. 4 000 A, 100 kV
11.6 Max. 4 000 A, 100 kV
11.7 Max. 4 000 A, 1 200 kV
11.12 D.C (250 ~ 5 000) V, 10 MΩ ~ 1 TΩ
소재지