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| 17、HRHLY
Loop (Contacting) Resistance Tester |
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| The gear is
used to test the contact resistance and loop resistance
of the switch controlling equipments, adopting the
national standard GB763 direct current DC 100A(120A/150A).
It has accurate testing, stable performance and
the capability of continuously running with the
self-prevention of disconnecting.
Test range: 1-1999μΩ, 1-19999μΩ
Test current: DC 100A， DC 200A
Test accuracy: Level 0.5% , Level 1.0%
Resolution factor: 1μΩ
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| 18、HRHEA
Intelligent Calibrator for Transformer |
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Main features:
(1) It combines the principle of the potential difference
and advanced processing system; combines stability
and intelligence; with high electric- pollution
proof capacity, user-friendly, (the only finest
ones all over the country)
(2) On-line measuring: it can be applied anywhere
and then will show results
(3) Automatic judgment: however serious wrong operations
are done; it will not cause damage of instruments
and operators
Testing range automatically shifting switchover:
according to levels of accuracy, it can automatically
shift the testing range.
The key technical indexes:
(1) Measuring objects: PT CT YZ
(2) Instrument accuracy: level 1-2
(3) Measured instrument accuracy: level 10-0.01(can
measure level-S current instrument transformer)
★HRH-H Full
Automatic Testing and Rectifying System Instrument
for Transformer (To get details via telephone)
Measured objects: PT. CT. Y. Z
Instrument accuracy level: 2-1
Measured instrument accuracy: S- level (10-0.01)
Configuration:
(1) HRKZX-5 special on-site control box
(2) HRHEF on-site transformer tester
(3) HRFY98 electric current and voltage load box
(4) On-site testing line for voltage transformer
(5) On-site secondary line for electric transformer
(6) Special testing line DCC for electric power
(7) HRHL-33 standard and accurate electric current
transformer(level:0.05 , 5～2000A/5A )
(8) HRBSQ-5kVA/0～2000A upward current converter
(9) HRHJ-S-10G3(automatic current –rise) standard
and accurate voltage transformer (level: 0.05,
10kV/100V)
(10) Electric power tray of movable cable (50m)
(11) High current ampere wires : 1000A：5mX2, 500A:
5mX1, 250A: 5mX1, 100A: 3mX3
(12) Tools and wheelbarrow
★HRVAT Type Automatic
Testing Instrument of Volt-Ampere Characterristic
for Transformer
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| 19、HRDS
Multifunctional Testing Instrument (On-site Testing
Instrument for Kilowatt-Hour Meter) |
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Main functions:
(1) measuring the single-phase, biphase and three
-lines, three-phase and four–lines electric energy
and power
(2) checking three-phase or single-phase turnplate
and electric energy meter of electron impulse by
photoelectricity or human hands
(3) indicating the pharos graph, and judging the
48 normal ways of the connecting of the three-phase
and three- lines automatically
(4) measuring the checked voltage, electric current,
phase angle, power factor, frequency and other electrical
parameters
(5) can print the measuring results through the
output printer
(6) can measuring the electric current of the return
circuit by inside or outside forcipiform electric
transformer
(7) can also check the three-phase indicating instrument
and electric quantity transmitter
Main features
(1) using the non -power resource transformer
with high stability every year
(2) big liquid crystal screen , Chinese characters
guide menu ,interactive mode of dialogue between
human and machine
(3) indicating the pharos graph directly
(4) small size, low weight, changeable vision
,because of the international standard of the
designed chassis
(5) indicating the voltage, electric current and
phase angle in each screen and active ,and reactive
power at the same time
(6) having the ternary standardized electric energy,
power, electric current, power factor, frequency
instrument, and highest accurate level(0.1) in
China, phase angle=0.1
Output features:
Voltage：400V 200V 100V
Electric current：20A 5A 1A It can be reset by
yourself.
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| 20、HRYJB
General Secondary Voltage-Drop Automatic Detector |
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Main features:
(1) Operate –easily: liquid crystal screen, the
whole Chinese characters guide menu, four keys are
involved
(2) Reliable: wired method of measuring ,principle
of measuring difference ,electromagnetic interference
proof
(3) Accurate: high-tech isolation of PT inside,
automatic elimination of surge current
(4) Phase converted automatically: measuring the
double-phase and three-lines ,three-phase and four-lines
automatically, can also check single-phase by self
(5) Alarming automatically: checking phases and
warning the wrong doing of connecting automatically
to assure the safety of operators and instruments
(6) Calculating automatically; measuring and then
indicating results automatically, and also calculating
the composite errors and combined errors
(7) Storage function: can store 50 groups of the
measuring results
(8) Iniquity function: can inquire any stored data
(9) Live measuring: can measure directly on the
condition of uninterruptible power supply
(10) Online function: with communication gateway,
can transfer the measuring results to the relative
software
(11) High accuracy : can measure and memory the
zero errors, correct the measured data automatically
and delete system errors completely
The key technical indexes:
(1) Measuring range: comparative difference:0.0001～19.99%
angle difference : 0.01～599
(2) Resolution factor: comparative difference:
0.0001% angle difference: 0.01
(3) Accuracy: level 0.01
(4) Measuring deference: 2%
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| 21、HRZGF
D.C High Voltage Generator |
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| Used
for the preventive experiments for power organizations’
varied high voltage electric apparatus devices ,including
experiments of D.C durability of voltage in cables ,current
leak of the lightening arrestor and 1mA RV(reference voltage)
Rated operational voltage: 0～60kV、120kV、200kV、300kV、400kV、600kV、1000kV、1200kV、1500kV
Rated operational current: 2mA、3mA、5mA、10mA、20mA
Capacity: 120VA、240VA、400VA——20kVA
Measuring accuracy: ±1%
★The Technique File of
HRZGF Type Portable AC High-Voltage Generator
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22、HRHG23
Type Impulse Peak-Voltmeter
HRHG23A Type Impulse
Peak-Current Meter |
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| Used
for measuring any once –impulse full waves whose first
signal form’s length overpass 500ns ,also measuring and
storing the numerical value of the impulse peak-voltage
, peak-current and other once-impulse peaks. A circuit
that protects a computer system from dangerously high
voltage surges. The whole design is adopted with industry
standards。 |
Input voltage: ：≤±1600V
Input resistance ：2MΩ//39PF
Measuring accuracy ：1%
Time for rise：About 85ns
Work environment: 0～70℃，0～95%
Voltage ratio setting：0.1～9999.9
Range of display：0～16000KV
Connection: parallel input with two outlets
★Instruction of HR24 Type
Industrial Frequency Peak-Voltmeter
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| 23、HRHG（A）
Complete Set of Impulse Voltage (Current) Generator for
Testing Bed |
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★ Digital impulse voltage (current)waveform
recording system for measuring and analyzing
★ GIS oscillation operation wave and steep wave experimental
instrument
★ Reform of the impulse
voltage (current) generator instrument
There are whole sets of experimental
instruments for impulse voltage (current) generators
whose capacity vary from 100kv to 4800kv. We can also
supply several whole sets of waveform impulse voltage
(current) generator. They mainly consist of generator
self, sheet cutting, voltage divider, four –modules
console, and digital recording system of waveforms.
Sphere of application: impulse voltage
experiments of standardized lightening, lightening abrupt
waves, operation and users’ required non-standardized
ones for transformers, reactors, instrument transformers
and other HV electric appliances, HV thyristor gates
SVC(HVDC)、cables of power, HV insulators, and linings
Sphere of application: power equipments suppliers,
railway communications, Aerospace and Aerospace vehicles,science
and research institutes of military industry, colleges
and universities, and lighting-proof experiments of
meteorology departments.
HRHGCS-2000A Uses the PLC- computer control
and the survey (Photoelectric isolation optical transmission
monitoring and control technologies) the system to be
able to satisfy the user to attack all requests on IMP
and so on power frequency, direct current and survey.
HRHG-SGSC-200kV～2000kV Lightning impulse voltage generator
sets of automatic test equipment system installed
For the ultra-small portable compact structure, loop
inductance and only a small amount of energy equipment
is small with large carrying capacity.
HRHG-500kV～10000kV Lightning
impulse voltage generator sets of automatic test equipment
system installed
Heavy equipment for large-scale compact structure, loop
inductance and only a small amount of energy equipment
is small with large carrying capacity.
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