Item No. |
Test equipment |
10KV Selection |
35KV Selection |
110KV Selection |
Test Items |
Transformer test items |
1 |
Insulation resistance tester |
HZ2671 |
HZ-5K |
HZ-5K/HZ-10K |
Insulation Resistance Measurement, Transformer Winding Insulation Resistance and Absorption Ratio Measurement |
2 |
High Voltage Test Transformer |
YDJ-5kVA/50kV |
YDJ-10kVA/100kV |
|
AC withstand Voltage Test |
Series resonance test set |
|
|
HZBP-270kVA/270kVKV |
3 |
DC resistance tester |
HZ-5A/HZ-10A |
HZ-10A |
HZ-20A/HZS-10A |
Transformer windings and high power inductor equipment |
4 |
Transformer ratio group |
HZBB |
HZBB |
HZBB |
Transformer Ratio Measurement |
5 |
Transformer Capacity Characterization Tester |
HZBTC |
HZBTC |
HZBTC |
Measurement of transformer capacity, no-load, short-circuit loss, impedance voltage and other power frequency parameters. |
6 |
Dielectric Loss Tester |
HZJS-II |
HZJS-II |
HZJS-III Heterodyne with CVT |
tgδ of windings, tgδ and capacitance values of capacitive bushings, tgδ of intermediate transformers |
7 |
Triple Frequency Generator |
SBF-5kVA |
SBF-10kVA |
SBF-30KVA/800V |
Induction withstand voltage test, 110kv recommended multi-frequency |
8 |
On-load voltage regulator switch tester |
|
HZYZ-2000 |
HZYZ-2000 |
Comprehensive measurement of electrical performance indicators of on-load tap-changers |
9 |
No local discharge test power supply |
|
|
YDW-30KVA/150KV |
Partial Discharge Measurement |
Partial Discharge Detector |
|
|
HZJF+9009/HZJF |
10 |
Winding Deformation Tester |
|
|
HZRZ-2000 Frequency response method |
|
11 |
Transformer short-circuit impedance tester |
|
|
HZZK Impedance method |
|
High-voltage switch test items |
1 |
Insulation resistance tester |
HZ2671 |
HZ-5K |
HZ-5K/HZ-10K |
Insulation Resistance Measurement |
2 |
High voltage test transformer |
YDJ-5kVA/50kV |
YDJ-10kVA/100kV |
|
AC withstand Voltage Test |
Series resonance test set |
|
|
HZBP-270kVA/270kV |
3 |
Circuit Resistance Tester |
HZHL-100A |
HZHL-100A |
HZHL-100A |
Measurement of contact resistance of conductive circuits |
4 |
Switch Mechanical Characteristics Tester |
HGKC-12 |
HGKC-12 |
HGKC-12 |
Measurement of the operating characteristics of high-voltage switches |
5 |
Partial Discharge Detector |
HZJF+9008 |
HZJF+9008 |
HZJF+9008 |
Partial Discharge Measurement |
(Current and voltage) transformer test items |
1 |
Insulation resistance tester |
HZ2671 |
HZ-5K |
HZ-5K/HZ-10K |
Insulation Resistance Measurement |
2 |
Double clamp phase voltammeter |
|
|
SMG-2000B |
Secondary circuit current and voltage phase check |
3 |
Volt-Ampere Characterization Tester |
HZFA-II |
HZFA-II |
HZFA-V angular aberration, specific aberration |
Current and voltage transformer VA characteristics, error curves, ratio, polarity |
4 |
High Voltage Test Transformer |
YDJ-5kVA/50kV |
YDJ-10kVA/100kV |
|
AC withstand Voltage Test |
Series resonance test set |
|
|
HZBP-270kV/270kVA |
5 |
Dielectric Loss Tester |
HZJS-III Heterodyne with CVT |
HZJS-III Heterodyne with CVT |
HZJS-III Heterodyne with CVT |
tgδ of windings, tgδ and capacitance values of capacitive bushings, tgδ of intermediate transformers |
6 |
Triple-frequency generator |
SBF-5kVA |
SBF-10kVA |
SBF-30KVA/800V |
Induction withstand voltage test |
Lightning arrester test items |
1 |
Insulation resistance tester |
HZ2671 |
HZ-5K |
HZ-5K/HZ-10K |
Insulation Resistance Measurement |
2 |
DC High Voltage Generator |
ZGF-60KV/2mA |
ZGF-120KV/2mA |
ZGF-200KV/3mA |
DC Withstand Voltage Test |
3 |
Zinc Oxide DC Parameter Tester |
HZZC-30 |
|
|
DC reference voltage at 1mA current and leakage current at 0.75 times DC reference voltage |
4 |
Zinc oxide lightning arrester tester |
|
|
HZYHX |
Full current, third harmonic, resistive current and peak value, capacitive current, active power, etc. at industrial frequency voltage |
High-voltage cable test items |
1 |
Insulation resistance tester |
HZ2671 |
HZ-5K |
HZ-5K/HZ-10K |
Insulation Resistance Measurement |
2 |
Series resonance test set |
HZBP |
HZBP |
HZBP |
AC withstand voltage test (configuration needs to know the cross-section and length of the cable before selection) |
3 |
DC High Voltage Generator |
ZGF-60KV/5mA |
ZGF-120KV/5mA |
ZGF-200KV/5mA |
DC Withstand Voltage Test |
4 |
Cable damped shock waves |
HZZDB-30 |
HZZDB-60 |
|
Damped Shock Wave Partial Discharge Detection |
Lines, insulator test items |
1 |
Line Parameter Tester |
|
HZCS-III Industrial Frequency Method
|
HZCS-III Industrial Frequency Method (HZCS-V heterodyne method) |
Various industrial frequency parameters of transmission and distribution lines |
2 |
High Voltage Phase Checker |
HZHX-35KV |
HZHX-35KV |
HZHX-110KV |
Closed loop point circuit breaker both sides of the power supply phase verification check |
3 |
Phase Sequence Meter |
HZXX-G |
HZXX-G |
HZXX-G |
Phase Sequence Verification |
4 |
Cable Fault Tester |
HZGZ-1400 |
HZGZ-1400 |
HZGZ-1400 |
Fault finding underground cables and overhead lines |
5 |
Insulator Salt Density Tester |
HZYM-J |
HZYM-J |
HZYM-J |
Equivalent salt density on insulator surfaces, measurement of conductivity and temperature of solutions |
6 |
Insulator Voltage Distribution Tester |
HZ-15 |
HZ-15 |
HZ-15 |
Distributed Voltage Measurement of Suspended Insulators |
7 |
Composite Insulator Tester |
|
|
HZ-16 |
Measurement of damage to composite insulators |
Capacitor Inductance Test Items |
1 |
Insulation resistance tester |
HZ2671 |
HZ-5K |
HZ-5K/HZ-10K |
Insulation Resistance Measurement |
2 |
Capacitance Inductance Tester |
|
|
HZDR-G |
Capacitance Inductance Test |
3 |
Capacitance Current Tester |
|
|
HZDR-L |
Capacitance Current Test |
Grounding test items |
1 |
Ground Resistance Tester |
HZ2571 |
HZ2571 |
HZ2571 |
Ground resistance test, digital display |
Clamp ground resistance tester |
ETCR2000 |
ETCR2000 |
ETCR2000 |
Tests the resistance of grounding systems with circuits |
Double clamp grounding resistance tester |
HZQX-J |
HZQX-J |
HZQX-J |
Dual clamp, both single-point grounding, can also be multi-point grounding |
2 |
Ground Grid Conductivity Tester |
|
HZDD-5A |
HZDD-10A |
Effective grounding system of electric power equipment grounding lead and grounding network link situation |
3 |
Large Ground Network Earth Resistance Tester |
|
HZDW-3A |
HZDW-5A |
Measure the earth network grounding resistance |
Oleochemical test items |
1 |
Insulating oil dielectric strength tester |
HZIJJ-II |
HZIJJ-II |
HZIJJ-II |
Insulating Oil withstanding voltage test |
2 |
Insulating oil microhydrometer |
|
|
HZWS-Y |
Transformer Oil Humidity measure |
3 |
Automatic oil acid value tester |
|
|
HZY-S |
Oil acid value measure |
4 |
Chromatography Analyzer |
|
|
HZSP |
Chromatographic analysis |
5 |
Oil Dielectric Loss Tester |
|
|
HZJYY-J |
Transformer oil dielectric loss measure |
6 |
Oil Volume Resistivity Measuring System |
|
|
HZY-T |
Oil volume resistivity measure |
7 |
Closed Flash Point Tester |
|
|
HZY-B |
Closed Cup flash point Measure |
8 |
Oil Surface Tension Tester |
|
|
HZY-Z |
Oil surface tension measure |
SF6 test items |
1 |
SF6 Micro Water Meter |
|
|
HZWS-II |
Moisture measurement of SF6 gases |
2 |
SF6 Gas Leak Tester |
|
|
HZXL-L |
Quantitative testing |
|
|
XP-1A |
Qualitative testing |
3 |
SF6 Purity Analyzer |
|
|
HZCD |
Purity measurement |
4 |
SF6 Decomposition Products Tester |
|
|
HZFJ-4 |
Simultaneous monitoring of four decompositions: SO2+SOF2, H2S, HF and CO Determination of early faults within SF6 electrical equipment (circuit breakers, transformers, transformers, GIS, bushings, etc.) |
5 |
SF6 Comprehensive Tester |
|
|
HZFX-ZC |
Integration of SF6 humidity, purity, and SF6 decomposition test in one unit |
6 |
SF6 gas recovery purification filling and discharging device |
|
|
HZ Series |
SF6 gas recovery, charging and discharging, drying, purification, evacuation, storage, bottle filling |
7 |
SF6 Vacuum Filling Device |
|
|
HZ Series |
SF6 gas recharging, vacuuming |
Protective chamber test items |
1 |
High Current Generator |
DDG-500A |
DDG-1000A |
DDG-3000A |
Transmission test |
2 |
Microcomputer Relay Protection Tester |
HZJB-330T |
HZJB-340T/HZJB-340S |
HZJB-660T |
Minimum operating voltage of actuator closing contactors and opening and closing solenoids |
DC screen battery test items |
1 |
Battery internal resistance tester |
HZXD-N |
HZXD-N |
HZXD-N |
Measurement of battery internal resistance |
2 |
Battery charging and discharging machine |
HZXD-CF |
HZXD-CF |
HZXD-CF |
Deep charging and discharging of battery packs, capacity testing, routine maintenance of battery packs |