MISSION:
Provide innovative and reliable testing
solutions to the electrical industry.
Build strong bonds with our customers and
listen to their needs so that using continuous
improvement methods we can achieve total
satisfaction.
FOUNDED in Melbourne, in 1976 by Richard
Dowling (CEO) to supply the local Victoria state utility
with instruments.
GREW to deliver to the whole Australian market.
EXPANDED to satisfy global markets. (80%
of the production is now sold overseas)
COUNTRIES THAT WE SUPPLIED
SOLUTIONS TO
COMPANY STRUCTURE
CEO
TechnicalMngr.
Operations Mngr.
Sales Mngr.Financial/Admin.
Mngr.
REDPHASE is a medium sized company with over 20 employees.
This size and structure give us the advantage of a great flexibility not
found on any other competitor in the market.
We are able to easily double our actual production capacity without
mayor investments of capital or time.
Service & Calibrations
R&DQuality Control
ProductionPersonnel
PurchasesWarehouse Personnel
Local SalesInternational Sales
Accountability
Accounts Payables &
Administration
HIGH POWER
EARTH TESTING
METER TESTING
INSTRUMENT
TRANSFORMER
TESTING
P.D. TESTING
INSTRUMENT TRANSFOMER TESTING
CT testing :
590G-V2 CT Tester
590F Live CT Tester
661 Protection CT Tester
PT (VT) testing
590D-1 PT Full Load Tester
INSTRUMENT TRANSFOMER TESTING
661 Protection CT Tester
505B Admittance Tester
594 CT Batch Tester
820 CT Test Bridge
Reference CTs
CVT testing
590K CVT Tester
Burden testing
704 CT Burden Tester
590G-V2 CT ERROR TESTER
KEY FEATURES•Small & Lightweight (7 Kg), yet tough and durable - Perfect for field
testing and convenient for the workshop.
•Automatic, fast & fool-proof testing - Reduce testing times and personnel
thus lower testing costs.
•Customize your tests - Not only you can use the pre recorded standard
tests, but you can also program 590G-V2 to make your own custom made tests, but you can also program 590G-V2 to make your own custom made
tests.
•Safe testing - Simulation method allows testing at lower voltage levels
increasing safety.
•Up to 0.1 Class CT testing - High accuracy allows testing up to 0.1 class
CTs.
•Built in thermal printer - For on-site results printing (Optional).
•Big 6” screen - Easily see the results in any light condition.
•Inbuilt memory - Store up to 300 test results and download them to your
computer.
•Four terminal test leads - for superior testing accuracy.
•Automatic CT demagnetizing after testing .
TEST CAPABILITIES
CT ratio and phase error measurements. (Analyses if CT complies with regulations)
CT 1.6 kHz Admittance test. (Helps to determine if CT is faulty i.e. a shorted turn)
CT excitation curve & knee point test. (Traditional CT test)
Burden Test. (Helps to check if the burden connected to the CT is higher than its
590G-V2 CT ERROR TESTER
Burden Test. (Helps to check if the burden connected to the CT is higher than its
rated burden)
CT winding resistance measurements
CT polarity measurements
CT live testing (With 590F accessory)
PT full load simulated tests (In combination with model 590D)
TESTING STANDARDS
Customizable to any requirement, including:
IEC 60044 Instrument Transformers
IEEE C57.13-1993 Requirements for Instrument Transformers
CT ERROR TEST
• Most important test.
• Utilities around world concentrating in this test.
• Checks If CT accuracy is within limits.
• Direct effect on revenue.
• Governmental Regulations to do periodical checks.
• 99.5% of CT accuracy depends on turns ratio.
• 0.5% depends on 50/60 Hz. Admittance.
TEST RESULTS
% of
rated VA
% of Primary Current
120% 100% 50% 10% 5%
Ratio Error 100% +0.023% +0.017% -0.032% -0.078% -0.134%
Phase Displacement 100% +3.6' +3.8' +3.7' +4.5' +6.6'
Ratio Error 25% +0.178% +0.152% +0.108% -0.006% -0.083%
Phase Displacement 25% +2.4' +2.8' +3.2' +4.2' +5.1'
1.6kHz ADMITTANCE TEST
• Similar to 50 or 60 Hz admittance.
• Inherent error of the CT.
• Blueprint of a CT.
• Used for future reference.
• Fast test, easy to see if shorted turn or tampering.
• Compared with same CT past value or same model
averages.
• Can be done Live with every Meter test and model 505B
BURDEN TEST
• Design of the metering circuits different than reality.
• Connections in the measuring circuit can become loose.
• Important to check if the burden connected to the CT is
lower than the rated burden.
PT (VT) FULL LOAD TEST
590G-V2 + 590D1
•Full load inductive PT error test.
•Up to 0.1% accuracy
LIVE RATIO TEST
590G-V2 + 590F
•On-line ratio check
•No need to cut supply
•Easily check CT ratio•Easily check CT ratio
•HV & LV kits
•Uses customer Load
•100 m fiber optic cable for inaccessible areas
590G-V2 CT ERROR TESTER
CONNECTIONS
CT testing connection
Burden testing connection
Live CT testing connection
590K CVT TESTER
KEY FEATURES•Small & Lightweight (12 Kg), yet tough and durable - Perfect for field
testing and convenient for the workshop.
•Automatic, fast & fool-proof testing - Reduce testing times and personnel
thus lower testing costs.
•Customize your tests - Not only you can use the pre recorded standard
tests, but you can also program 590K to make your own custom made tests. tests, but you can also program 590K to make your own custom made tests.
•Safe testing - Simulation method allows testing at lower voltage levels
increasing safety.
•Up to 0.2 Class CVT testing - High accuracy allows testing up to 0.2 class
CVTs.
•Big 6.4” screen - Easily see the results in any light condition.
•Inbuilt memory - Store up to 2GB test results and download them to your
computer.
•PC104 Module Board – Runs Windows NT, thus Easy to operate, update
and add extra features
TEST CAPABILITIES
CVT ratio and phase error measurements
Burden Test. (Helps to check if the burden connected to
the CVT is higher than its rated burden)
CVT DC winding resistance measurements
590K CVT TESTER
CVT DC winding resistance measurements
CVT LV VP/VA transfer ratio test
CVT core admittance test
CVT Input impedance test
CVT C1 & C2 value test
TESTING STANDARDS
Customizable to any requirement, including:
IEC 60044 Instrument Transformers
IEEE C57.13-1993 Requirements for Instrument Transformers
INSTRUMENT TRANSFOMER TESTING
661 PROTECTION CT TESTER
•Up to 20 times overload characteristics
•CT ratio measurement
•Burden Test•Burden Test
505B CT ADMITTANCE TESTER
•Performs 1.6kHz Admittance test Live
•Live burden measurement
•Only 10 extra minutes to Meter test
INSTRUMENT TRANSFOMER TESTING
704
HANDHELD
CT BURDEN
594 CT
BATCH CT BURDEN
TESTER
820 CT
TEST
BRIDGE
REFERENCE
CT
TESTER
HIGH POWER EARTH TESTING
8000S HIGH POWER EARTH TESTING SYSTEM
KEY FEATURES•Small & Lighter than conventional methods, yet tough and durable.
•Immune to system noise – Selectable testing frequency and precise filters
eliminate noise and interference concerns.
•Live testing – Test can be made with the substation in service.
•Easier testing - No network reconfiguration or protection equipment
alterations required. alterations required.
•Safer testing – Lower current values increases tests safety.
•Faster testing- Reduce testing times and costs to about 50% of high current
methods.
•Inbuilt memory – Frequency selective multimeters store up to 7000
records which can be later downloaded by USB to a computer.
•High accuracy – Measure complex impedances accurately and repetitively.
TEST CAPABILITIES
Earth Impedance
Earth grid voltage rise
Current Flow
Step and Touch voltages
8000S HIGH POWER EARTH TESTING SYSTEM
Step and Touch voltages
Surface Potential Distribution
Soil resistivity
Earth Continuity
TESTING STANDARDS
Red Phase Instruments 8000S system, can be used to perform measurements
included in International standards such as: IEEE 80-2000; IEEE 81-1983; DIN
VDE 0101; CENELEC HD637S1.
SYSTEM COMPOSITION
MODEL 4024
INJECTION UNIT
•Switch mode voltage source
•Generates stable signals at
selected freq.
•Currents at freq. between 45 %
65 Hz.
MODEL 4025D
FREQUENCY
SELECTIVE
MULTIMETER
•Measures magnitude and phase
angle of signals in selected freq.
•Freq. range: 40 to 69 Hz.65 Hz.
•Connected to 4023 to increase
the current signal.
MODEL 4023
COUPLING
TRANSFORMER
•1500VA load maximum power
output.
•Driven by 4024 connected to the
primary.
•Selector switch to match current
loop impedance.
•Freq. range: 40 to 69 Hz.
•High quality filters.
•Internal rechargeable batteries.
•Rogowski or LEM current inputs.
MODEL 4022B
EARTH CONTINUITY
TESTER
•Checks continuity of connections
within earth system.
•Main unit connects to earth.
•Remote unit probe gives also
resistance reading.
•100m extension to test large areas.
EARTH IMPEDANCE TEST
• Directly refers to voltage rises in systems under
fault.
• “Off frequency” current is injected to the earth
grid.
• Use of independent cable and stake or out of • Use of independent cable and stake or out of
service overhead line.
• Linear Method C Current stake)=5D.
• Reference potential P≈0.62C
• Choose a current frequency near the line
frequency.
• Select that current with the Freq. Selective
Multimeter.
• The impedance is automatically calculated.
• For more accurate results use frequency
interpolation.
• Other arrays (perpendicular, angle, etc.)
STEP & TOUCH VOLTAGES
• Under fault conditions, currents flowing through
the earth grid cause voltage gradients.
• Touch voltages: between hand accessible points
and the feet.
• Step Voltages: Between feet while walking.• Step Voltages: Between feet while walking.
• Electrocution risk.
• Use same injection circuit as earth impedance.
• Set the freq. selective multimeter to 1kΩ internal
resistance.
• Circular metal discs of 8cm radius simulate feet.
• Measure different points searching for high risk
areas.
SURFACE POTENTIAL DISTRIBUTION
• Detailed state of the grounding system.
• Voltages measured at equidistant points over the grid.
• Graphs easily generated.
• Same injection circuit used to calculate impedance.
• Imaginary grid is laid over the substation
• With the Freq. selective multimeter measure voltage • With the Freq. selective multimeter measure voltage
difference between injection and equidistant points.
• Good performance grounding should be flat, slight
elevations at both ends.
SOIL RESISTIVITY
• Important parameter for earth system design.
• Impedance influenced by the soil resistivity.
• Wenner array simplest method.
• Inject current through the current stakes.• Inject current through the current stakes.
• Frequency selective multimeter calculates the
resistance.
• Resistivity can be calculated using the formula
that suits this array:
PARTIAL DISCHARGE TESTING
MODEL 831 PD MONITOR.
•Rack mounted fixed unit and one or more remote unit.
•Monitors utility assets: Cables, Transformers, Switchgear.•Monitors utility assets: Cables, Transformers, Switchgear.
•Up to 32 multiplexed inputs for PD recording.
•Up to 10 km distance from monitoring asset via fiber optic.
•Noise channel filtration for each input.
•PC and flat LCD panel.
•Graph and tables display.
•Available Sensors: Impedance sensor amplifier; Radiated
noise sensor amplifier; High Frequency Current Transformer;
and amplifier; Ultrasonic acoustic sensor and amplifier
PARTIAL DISCHARGE TESTING
MODEL 831 PD TESTER.
•Portable PD testing.
•Monitors utility assets: Cables, Transformers, Switchgear.
•Driven by a notebook.
•Graphs and tables display.
•Noise channel filtration for each input.•Noise channel filtration for each input.
•Available Sensors: Impedance sensor amplifier; Radiated noise
sensor amplifier; High Frequency Current Transformer; and
amplifier; Ultrasonic acoustic sensor and amplifier.
MODEL 840 GIS PD MONITOR.
•Portable PD testing.
•Monitors Gas Insulating Switchgear.
•Driven by a notebook.
•Graphs and tables display.
•Noise channel filtration for each input.
•Fitted with a high frequency amplifier matched to the typical PD
signature of GIS equipment.
METER TESTING
MODEL 679 3 PHASE METER TESTER.
•Fully digital meter tester.
•Microprocessor.
•0.1% or 0.05% accuracy.
•Optional clipons.
•10A inputs, or up to 118A with clipons.•10A inputs, or up to 118A with clipons.
•Backlit LCD display 16 lines of text.
MODEL 689 100A 3 PHASE METER TESTER.
•Fully digital meter tester.
•Microprocessor.
•3 phase switch mode current source.
•0.1% or 0.05% accuracy.
•Up to 100A meter testing.
•Backlit LCD display 16 lines of text.
•Stores up to 100 test records
METER TESTING
MODEL 679 3 PHASE METER TESTER.
•Low cost, fully automatic single phase.
•Microprocessor conducts test sequence and calculates results.
•Automatically print of results or download to host computer.
•Easy bench or table top mount.•Easy bench or table top mount.
•User friendly.
MODEL 809E AUTOMATIC METER
VERIFICATION PANEL.
•For high revenue electronic kWh meter situations.
•Continually tests 5 or more meters in a substation.
•Cycle through each meter and test real and reactive power
accuracy.
•Connection to utility IT via modem or SCADA link.
THANK YOU