Super User
SA 30i and SA 10i the Leakage Current Analyser and Leakage Current Meter from SCOPE are two state of the art on-line test system for Residual Life Assessment of metal oxide (Zno) Surge Arresters. The instrument measures and directly displays the values of resistive and total leakage current. it is capable to work accurately and safely in swithchyard upto 765kV.
SA30i measures Third Harmonic Resistive leakage Current (THRC) with system harmonic compensation in accordance with IEC 60099-5 B2 (which is best recommended), whereas SA10i, a hand held Leakage Current Meter measures THRC without system harmonic compensation in accordance with IEC 60099-5 B1.
Features
- Simple, lightweight, portable, feature-rich, affordable.
- Measures 3rd harmonic resistive current with system harmonic compensation*, and the total leakage current.
- In-built temperature measurement facility enables calculation of temperature compensated leakage currents.
- Results are displayed on LCD, printed on thermal printer and can be stored in the in-built memory of the instrument. 1000 test records can be stored.
- Built-in standard calibration source for self-calibration check facility.
- USB communication port to transfer data to PC having Windows based data management software.
- SA identity creation, Data management, Analysis and Trending through SAData software.
- Facility for testing of GIS LAs available optionally thorugh Field PT input.
- The instrument is supplied along with a low noise Clamp-on CT, Field Probe assembly for system harmonics compensation*, Test Leads suitable for EHV class LAs*, Thermal paper roll*, SAData software installation CD and a Calibration Certificate.
* - Features available only in SA30i.
Specifications
| Parameter | SA 30i | SA 10i |
| Total Leakage Current Range | Up to 10mA | |
| Field Probe Current Range | Up to 10mA | |
| Resolution | Up to 1mA | Not available |
| Inputs | External Clamp-on CT, Field Probe, External PT (110V AC) - Optional | External Clamp-on CT |
| Display | 4 line x 20 character large backlit LCD | 2 line x 16 character backlit LCD |
| Compensation | Automatic for Noise, System Voltage, System Harmonic & Temperature | Automatic for Noise, System Voltage & Temperature |
| Temperature Sensor | Inbuilt silicon thermometer | Inbuilt silicon thermometer |
| Self-calibration Check | Built-in source available | No |
| PC Connectivity | Yes | |
| Memory | 1000 results | |
| Printer | Inbuilt Thermal Printer | Not available |
| Battery | 11V / 2200mAh, Internal rechargeable Li-ion battery | 7.4V / 1150mAh, Internal rechargeable Li-ion battery |
| Battery charging | 100-270V AC, 50 / 60Hz ± 10%, 1 Phase | 100-270V AC, 50 / 60Hz ± 10%, 1 Phase |
| Dimension | 415 x 330 x 200mm | 190 x 129 x 50mm |
| Instrument Weight | 7.5 kg | 1.5 kg |
UVSee TD90 is an innovative Non Destructive Equipment, that detects, pinpoints and documents flash arc corona and arcing partial discharge camera. Being with high sensitivity UVSee TD90 is a power tool to detect UV emission in full daylight with high signal from faraway and nearby sources. UVSee TD90 is an ideal predictive maintenance device for Transmission Lines and High Voltage Substations.
Features
- High sensitivity to UV signals
- Precise location of camera for emitting sources
- Auto focus for UV and visible channels
- Back ground noise reduction
- 5.7” folding and touchable colour LCD
- Voice or LED UV events alarm
- Rapid optical zoom of the visible channel
- Videos and image capturing, recording and playback
- Built in GPS
- UV events counter
- UVsee report software for documentation
- SD card for upgrade the instrument firmware
Specifications
UV - Optical Properties:
- Image Type: Monochrome Video
- Minimum UV Sensitivity: 3 × 10-18 watt/cm2
- Minimum Discharge Detection:1.5pC @ 8 meters
- Spectral range: UV 240 to 280 nm
- Field of View H × V: 5.5˚ × 4.0˚
- Focus: Full manual and auto for UV and visible channels
- Frequency: 50 Hz
Visible – Optical Properties:
- Image Type: Colour Video
- UV/visible Overlay Accuracy: better than 1 milliradian
- Minimum Visible light Sensitivity: 0.1 lux
- Zoom Factor: 26 × optical and 12 × digital
Processing And Communication:
- Image Processing: UV Image Enhancements
- Alarm: Audio or LED
- Menu: Button Operation or Touchable Operation
- Location: GPS
- Audio Modes – Microphone inputs for audio notes
Data Storage:
- Storage Media: 2G SD Card
- Image Format: JPEG
- Video Storage: AVI Compressed Format
- Storage capacity: 8000 images, or >4 hours video
Power Supply, Environment, Physical:
- Charger Voltage: 110-220 V AC, 50-60 Hz / 9 V DC 4 A
- Power Consumption: 10 W
- Battery Type: rechargeable Li-ion battery
- Battery Run Time: 2 Hours
- External Supply: 9-12, 10 VA
- Operating Temperature: -20˚C to 55˚C
- Storage temperature: -25˚C to 60˚C
- Humidity: 95% , Non condensing
- IP Level: IP54
- Size: 238mm × 165mm × 91mm
- Weight: 2.5 kg
ULIRvision Gas infrared camera TG series are patented product, enable to scan and diagnose SF6 leaks even in small amounts in the electrical substations and equipment’s. As the SF6 is perfect dielectric to quench the arcs so it is widely used in gas Insulated Substations, Circuit Breakers and other switchgears but it has significant impact on global climate change. ULRIvision SF6 leak detector spots and detects gas leakage accurately with vivid thermal video images from ground level whether leakage is at nearby or from meters away.
Features
- High Sensitivity: make detection process easier, faster and more accurate
- Auto operation: automatically adjust laser intensity
- Dual display design : viewfinder + LCD screen
- Built in 4.0 mega pixel digital camera to provide bright visual images
- Safety Inspection: for Predictive and Preventive to detect SF6 leakage at from safe distance
- No shutdown requires while at operation
- Easy documentation: high resolution thermal video images and visible pictures can be saved in SD card; all images can be viewed on the device or at PC.
Specifications
| Parameter | TG80 | TG60 |
| Detect Gas | SF6 | |
| Gas Sensitivity | 1 micro liter/second | |
| Measurement Distance | 0.5 to 30 m | 0.5 to 20 m |
| Image frequency | 50 Hz | 25 Hz |
| Accuracy | ± 1mm | ±2mm |
| Temperature resolution | 20mk | 35mk |
| Spatial Resolution | 0.45mrad | 0.45mrad |
| Visible Camera | 4 mega pixels | 2 mega pixels |
| Memory Storage | 2GB SD card | |
| Image Format | JPEG (Visible or Thermal) | |
| Video Format | H.264 thermal video | |
| Image Display | JVC high resolution viewfinder 3.5” colour LCD | |
| Weight | 7.8 Kg | 7.6 Kg |
| Battery Running Time | Approx. 2 hours | |
| Charger Input | 110 to 220 V 50Hz AC | |
The Infrared signals can’t be seen by human eyes, however all objects with a temperature above absolute zero emits infrared thermal radiations for that only thermal imaging cameras can convert infrared radiations into electrical signals to make it visible.
TI160 & TI384 with high thermal sensitivity of 65mk can identify the smallest temperature variation from the object and display it by excellent thermal images. A potential fault always coming with the partial overheat / overcool, so the user can locate overheated / overcooled part with ULRIvision’s Thermal Imaging Camera instantaneously and more detail analysis about fault can be done in Thermal Imaging Analysis Software.
Features
- Excellent thermal image and high accurate temperature measurement
- Wide temperature measurement range Laser pointer helps user to locate object easily while at operation
- Automatic temperature correction.
- Exchangeable IR lenses for more flexibility
- Built in microphone to record 40 sec voice annotations
- High temperature measurement option by fitting high-temperature filter lens
- Automatic Hot/Cold/Average spot recognition and easy operating menu
- Multifunction PC Analysis Software IRSee
Specifications
| Parameter | TI160 | TI384 |
| Temperature Range | -20°C to +120°C / 0˚C to 350˚C (Switchable) Up to 1200˚C Optional | |
| Accuracy | ±2°C or ±2% of reading | |
| Measurement Spot | 4 Adjustable Spots | |
| High Temp. Alarm | Voice, Colour | |
| Detector Type | Uncooled FPA (Micro-bolometer) | |
| Detector Resolution | 160 X 120 Pixels | 384 X 288 Pixels |
| Spectral Range | 8 ~ 14μm | 8 ~ 14μm |
| Field of View (FOV) (*Opational Accessory) | 21° X 16° / 0.15m (standard lens) 35° X 27°/0.05m (wide angle lens)* 4˚×3˚/0.8m (telephoto lens)* |
18° X 14°/ 0.15m (standard lens) 30° X 23°/0.1m (wide angle lens)* 9˚×6˚/0.8m (telephoto lens)* |
| Spatial Resolution(IFOV) | 2.3 mrad (Standard lens) | 1.0mrad (Standard lens) |
| Display | Built in 3.5” Colour LCD | |
| Digital Zoom | 2X | |
| Storage Type | Built in flash card up to 1500 images | Built in flash card up to 800 images |
| Files Format | Standard JPEG, 14 bit measurement data include | |
| Voice Annotation | 40s voice record, stored with per image via built in microphone | |
| AC Adapter | 110-240V 50/60Hz AC | |
| Weight | 650 g | |
A Decade resistance box is a enclosure containing number of precision resistors connected to panel terminals or contacts so that a desired resistance value can be obtained by withdrawing plugs or by setting multi-contact switches.
SCOPE offers High Resistance, High Voltage Decade Resistance Box - DecR designed using the high quality specially selected resistors. These range of high ohm resistance decades are ideal for variety of applications, having a voltage rating up to 5kV. It covers the resistance range from 1 kilo ohm to 1 tera ohm.
Features
- Accurate and high precision resistors.
- Compact, convenient to use.
- Very low contact resistance.
- Used in various applications such as:
- Measurement of unknown resistances by the "bridge" method.
- Calibration and integrity check of multimeters, LCR meters and calibrators.
- In different electrical and electronic workshops and laboratories.
- In developmental work it might be necessary to test which resistance will have the best effect given certain circuit characteristics.
- Educational establishments.
- Range: 1 kilo ohm to 1 tera ohm.
- Max Voltage: 5kV.
- Accuracy: ± 0.1%.
- Portable, housed in rugged molded case.
Specifications
| Resistance Per Step | Total Decade Resistance | Maximum Volage(V) | Voltage Coefficient (ppm/V) | Temp Coefficient (ppm/°C) | Accuracy(%) | Power (Watt) |
| 1kΩ | 10kΩ | 500 | 0 | ±50 | ±0.1 | 1 |
| 10kΩ | 100kΩ | 500 | 0 | ±50 | ±0.1 | 1 |
| 100kΩ | 1MΩ | 500 | 0 | ±50 | ±0.1 | 1 |
| 1MΩ | 10MΩ | 500 | 0 | ±50 | ±0.1 | 1.5 |
| 10MΩ | 100MΩ | 4,000 | 1 | ±100 | ±1 | 1.5 |
| 100MΩ | 1GΩ | 4,000 | 1 | ±100 | ±1 | 1.5 |
| 1GΩ | 10GΩ | 4,000 | 1 | ±100 | ±1 | 3.5 |
| 10GΩ | 100GΩ | 5000 | 1 | ±100 | ±1 | 3.5 |
| 100GΩ | 1TΩ | 5000 | 1 | ±2,000 | ±2 | 1.3 |
The MTD-20KWe & EM 4055 digital earth testeres allows for the measurement of Earth Resistances and Soil Specific Resistivity, and also the spurious voltages caused by parasitic voltages present in the soil. An internal current generator injects alternated current on the soil through an auxiliary rod. The voltage generated over the earth resistance is measured by the apparatus, and the resistance value is evaluated. The test current is automatically regulated.
Features
- Earth resistance measurement
- Ground resistivity (Wenner´s method)
- High spurious voltage rejection
- Spurios voltage measurement
- 0.01 Ω resolution
- Up to 20 kΩ resistance range
- Auto-range
- Built-in memory
- Built-in printer (optional)
- USB interface
Specifications
| Parameters | MTD 20KWe | EM 4055 |
| Measurement ranges | Resistance - 0 – 20 Ω, 0 - 200 Ω, 0 - 2000 Ω, 0 – 20 KΩ, Voltage – 0 – 200 AC | Resistance (Autoranging) - 0 – 20 KΩ, Resistivity 0 – 50 KΩm Voltage – 0 – 60 AC |
| Measurement Accuracy | Resistance ± 2% of Reading ± 1 % of range Voltage ± 2% of Reading ±1 % of range | Resistance ± 2% of Reading ± 2 Digit Voltage ± 3% of Reading ± 2 Digit |
| Measurement Resolution | Resistance - 0.01 Ω, Voltage – 0.1 V | Resistance - 0.01 Ω, Resistivity 0.01Ωm Voltage – 0.1 V |
| Operating temperature | -10˚C to 50˚C | -10˚C to 50˚C |
| Equipment Weight | Approximately 2.3 Kg (without accessories) | Approximately 3.6 Kg (without printer) |
| Dimensions | 221 x 189 x 99 mm | 274 x 250 x 124 mm |
The transmission towers are electrically grounded by ground wires and due to the existence of this connection, any attempt to measure a tower ground resistance by any conventional earth tester leads to wrong results. To make this kind of test feasible, TM- 25R is the appropriate tool for a fast, safe and reliable grounding resistance measurement in each tower at charged transmission lines, without disconnecting the ground wire. The equipment only measures the ground resistance of the Surveyed Tower, including its base.
Features
- Intended for measurement of earth resistance of electricity pylons
- Minimizes the influence of adjacent pylons, connected by the guard cable
- Operation fraquency: 25 kHz
- Resisteance reading: up to 300 Ω
- Automatic current injection
- Built-in memory and printer
- Rechargeable battery
Specifications
| Parameters | TM25R |
| Measurement Range | 0 to 300 Ω |
| Test Current | 20 mA automatic |
| Display | Alphanumeric display (LCD) |
| Max. Earth Resistance Of Auxiliary Rods | 2,000 Ω (current rod) , 2,000 Ω (voltage rod) |
| Power Supply | Internal rechargeable battery |
| Operating Temperature | -5°C to 50°C |
| Humidity | Up to 95% RH (non condensing) |
| Equipment Weight | 4.9 kg |
| Measurement Accuracy | ± 2.5 % of reading ± 1 digit |
| Data Output | USB |
| Built-In Memory | It allows for the storage of 2,000 test readings in its internal NVRAM memory |
| Battery Charger | 12 V - 2 A |
| Storage Temperature | -15°C to 65°C |
| Dimensions | 340 x 295 x 152 mm |
| Accessories Weight | Approx. 16.5 kg |
SCOPE introduces, for the first time in the country, the most powerful Real Time On-Line system for continuous monitoring of Circuit Breaker performance in HV / EHV substations.
RTMon consists of Field Unit which is inatalled near CB in IP enclosure, a PC in control room loaded with RTMon software and the communication link between the two.
No. of CBs in one subatation can be monitored by installing one field unit per CB, and they will communicate with central PC.
Features
- The RTMon system is set up to monitor the signatures/ values of following parameters directly using sensors:
- Close/ Trip Coil Current, Line/ Fault Current
- Station DC Voltage
- Close / Trip Auxiliary Contact Timings (field configurable wet/ dry)
- Spring charging motor Current & Time
- RTMon continously monitors static parameters like SF6 gas pressure or density , pneumatic or hydraulic pressure, temperature etc.
- The RTMon system calculates following parameters:
- Projected Main Contact Timings.
- Arcing Time and Fault Clearing Time.
- Cumulative Fault Current.
- Provision for mechanism travel available. Can be used if suitable travel transducer with fixture is available.
Features of RTMon Software
- Viewing, analysis and comparison of test data with previous signatures or pre-set limits.
- Dynamic calculations on graphical information for easy on-screen analysis
- I ndication of any abnormality in real time helps planning of diagnostic testing
- I n a substation having many RTMons, the software stores the signature data in a structured database to relate data to each CB / pole.
Specifications
- Trigger: Automatic, on coil current or auxiliary contact change over when the circuit breaker operates.
- Sampling Rate: 10 kHz
- Auxiliary Contact: 6 Wet OR Dry contacts, field configurable, 15V to 300V DC input of wet contact.
- Coil Current: Records 'Trip 1' & 'Close' on 3 channels & 'Trip 2' on 3 channels. Total channels 6. Upto 25A.
- Line/Fault Current: Records Trip/Close Line/Fault currents on 3 channels for 3 phases.
- Motor Current: Records Motor current upto 25A and spring charging time upto 60 Sec on 3 Channels.
- Station DC Voltage: Records variation in Station DC voltage during operation on 2 channels upto 250V DC.
- Spare Channels: 3 Analog input channels (0-5V input) each for SF6 gas and air or hydraulic pressure.
- Memory: Inbuilt, non volatile, 256 MB flash.
- Communication: RF, wired or fiber optic communication with remote PC.
These new CT/PT testers are based on low frequency and variable frequency methods which lead to the great reduction in weight and high knee point test range. With one button click, all test items of the current transformer test set, such as excitation, winding resistance, polarity, phase error, ratio, etc, can be performed automatically.
PCT200Ai is the current transformer test set can finish various tests of different transformers. Compared with PCT200i,its accuracy is higher.This CT analyzer can test the 0.2s class CT.Only this CT analyzer - the high-accuracy current transformer test set has passed the tests held by Wuhan High Voltage Research Institute.The max permissible error of ratio measurement is ±0.05% and max phase measurement is ±2min.
Features
- Can test M/P/TP type CTand PT
- Ratio check up to 35000:1 and 45000:5
- Knee point check up to 45000 V
- Standards: IEC 60044-1, IEC 60044-6,ANSI/IEEE C 57.13
- Result saved directly in Excel format
- Report can be transferred to flash disk via USB port.
- Lightweight, Automatic and Compact CT/PT tester with large LCD display, onboard memory and computer interface
- Principle based on variable frequency method which leads to high knee point test voltage range
- Testing CT Ratio by voltage method, having fast response time, high precision and reliability
- Embedded microprocessor digital platform without external PC, easy to operate and reduces test time
- With one click following test can be performed such as excitation, winding resistance, polarity, phase error, ratio, etc
- Can test all types of CT’s, including bushing and GIS type CT as per IEC60044-1, IEC60044-6.
- Name Plate Guessing facility
- Ratio error and phase error list automatically shown when the rated current is 1% to 300%.
- Inbuilt Demagnetization facility
- PT test functions are also in-built
- Weight : 14kg
Specifications
| Parameters | PCT200i | PCT200Ai |
| Output Voltage range | 0 to 120V | 0 to 120V |
| Output Current range | 0 to 5A rms (15A Peak) | 0 to 5A rms (15A Peak) |
| Output Power | 0.0001 to 500VA rms (1,500VA Peak) | 0.0001 to 500VA rms (1,500VA Peak) |
| Ratio Test range | 30000:1 to 45000:5 | 30000:1 to 45000:5 |
| Ratio Test Accuracy | 0.1% | 0.05% |
| Max. Knee point voltage | 30,000V | 40,000V |
| Burden test range | 0.5 to 200Ω | 0.5 to 200Ω |
| Burden test accuracy | ± 0.1% ± 1mΩ | ± 0.1% ± 1mΩ |
| Winding Resistance test range | 0.05 to 200Ω | 0.05 to 200Ω |
| Winding Resistance test accuracy | ± 0.1% ± 1mΩ | ± 0.1% ± 1mΩ |
| Display | 8.4 inch, Colour LCD | 8.4 inch, Colour LCD |
| Operating System | Windows | Windows |
| Dimension (W x H x L) | 470 x 200 x 245mm | 470 x 200 x 245mm |
| Weight | 14Kg | 14Kg |
SCOPE along with PONOVO Power Co ltd provides the all numerical relay test kit which can test various type of relays from Numerical to Electromagnetic relays.The Kit is software controlled through ethernet port which make it more relaible.This windows based software is easy to use.Advance software can be made available optionally.
Brief table giving availability of models is given hereunder.
Features
- Test all types of relays – Numerical, Electro-mechanical, Static, etc.
- Three phase and Single phase relays can be tested
- Sufficient numbers of independent voltage & current generators with wide voltage & current selection range
- Phase angle, frequency & amplitude of each generator can be varied independently
- Operates on Single Phase Supply
- Professional and user friendly software
- Plotting of bias characteristics & impedance characteristics
- Inbuilt timer for measurement of relay operation time
- Relays can be tested based on their characteristics
- Relay vector diagram can be checked while testing
- All types of fault simulation from one kit
- In-built Multimeter and analog signal recording feature
- Facility for transducer testing and energy meter testing
- GPS Synchronization facility for end-to-end testing
- Option for multi-kit interfacing and current booster
- Option for creation of test set-up and relay library for future use
- Templates for all types of Relays
- Disturbance recorder data download and play-back
- Generation of Harmonics – Harmonic restraint testing
- IEC 61850 Testing like Goose Publish, Goose subscribe & Goose polling
- IEC61850 sampled value test feature available in PW series
- Software modules can be Added as per specific requirement
- Available in Rugged Case
Ponovo Template service
Ponovo provides relay test template based on relay model from different Relay manufacturer. With the use of template the relay test can be simplified greatly. Each relay test template is a independent file which can be opened in Power Test relay test software. Registered users can download the relay templates from PONOVO website.
PW Series – Universal Relay Test system
| Parameters | L336i | PW336i | PW460 | PW636i | |
| Voltage Generators | Qty | 4 | |||
| Range | 0 to 150V | 0 to 300V | |||
| Power | 60VA @ 120V | 45 VA @ 150V | 75VA @ 300V | ||
Qty Range Power |
Qty | 4 | |||
| Range | 0 to 15A | 0 to 32A | |||
| Power | 105VA @ 15A, L-N | 150VA @ 15A, L-N | 150VA @ 15A, L-N | 450VA @ 32A, L-N | |
| Aux DC | 0-300V (Optional) | 0-300V | |||
| Frequency | Sine | 10Hz – 1000Hz | DC, 1 -2000Hz | DC, 1 -1000Hz | |
| Transient | - | - | DC – 10 KHz | ||
| Phase Angle | -360° to +360° | ||||
| Binary inputs | 4 | ||||
| Counter inputs | - | 4 | |||
| Binary outputs | 4 | 8 | |||
| Low level outputs | - | 12 | |||
| Control mode | PC | PC | PC | ||
| Weight | 8.8kg | 20kg | |||
| IEC 61850 test facility | Yes (Optional) | ||||
| Energy meter test | Yes (Optional) | ||||
| Transducer test | Yes (Optional) | ||||
| GPS/IRIG-B interface | Yes | ||||
| Amplifier interface | - | Yes | |||
| Current booster interface | - | Yes | |||
| Multi-kits control interface | - | Yes | |||
| O/P monitoring & recording | Yes | ||||
- Three Phase Secondary Injection Kit- S40A
- Independent 3 Voltage & 3 current source
- Operated through the front color screen
- Laptop operation facility also available
- PC Interface through USB
- Ease of operation
- Can test Differential relay, Distance, Directional, Overcurrent relays
| Parameters | S40A |
| Voltage Source | 3 X 300V (L-N), 1 X 600V (L-L) |
| Power | 3 ×85VA at 300V (L-N), 1× 170 VA at 600V (L-L) |
| Current Source | 3 X 40 A (L-N), 1 X 120A (L-L) |
| Power | 3×65VA at 5A(L-N), 3×400VA at 40A(L-N) |
| Aux DC supply | 0, 24V, 110V , 220V |
| Power | 110W at 220V, 55W at 110V, 12W at 24V 1 potential free contact |
| Phase angle | 0° to 360° |
| Accuracy & resolution | 0.2° & 0.1° |
| Binary inputs | 4Nos , 0 to 250V Dc or potential free |
| Binary outputs | 1 potential free contact |
| PC connection | USB |
| Weight | 18Kg |