High Voltage Testers

HIGH VOLTAGE TESTER 5KV/100MA

Silent Features:

• · Modes: Manual, Auto, Programmable
• · Types: AC and DC and Combination (AC+DC) Dielectric Strength/HI pot Testers are available
• · Specially Designed probes provided for user safety
• · Safety factors: Zero Interlock
• · Specialty Transformer Type: Epoxy cast HV Transformer up to 36KV for user safety
• · Accurate and Quick Cut off System: Promptly designed feedback control system to switch off the HV supply as soon as breakdown takes place.
• · Indigenously designed Digital Ammeter and Voltmeter, Programmable Timer
• Leakage Current Adjustable as an extra accessory
• · Range of leakage current for tripping threshold from 5.0 mA to 1000mA: Ideal for capacitive circuit breakdowns such as an insulation of inductive motor
• · Quick and Easy Selection of leakage current threshold value
• · Prominently featuring indication lamps and buzzers for indicating results of test

 

 

 

High Voltage HVT-100

AC High Voltage Tester that can be manually controlled with direct action onto the Variac. Our ac dielectric test system can be presented as a single rack unit with or without cage, or separated units (control on one side, transformer on the other side) according to the main international standards. The test sets up to 30kV are manufactured in Air Cooled design while the sets of 50kV & above are manufactured in Oil Cooled design. The output of these high voltage testers is single phase 50/60Hz.

Salient Features:

• Key operated to prevent unauthorized operation
• Dual overload protection
• Panel mounted controls & indicators with easy to read.
• Highly sensitive electronic circuit for tripping
• External safety and zero start interlocks
• Easily transportable with castor wheels on the transformer and control unit
• Prominently featuring indication lamps and buzzers for indicating results of test.
• Compact & Simple to Operate.

 

 

 

AC & DC HIPOT TESTER

 PPC AC/DC high voltage breakdown/ HIPOT tester are specially designed for the purpose to check for excessive leakage current flow through a product’s insulation. Under normal conditions, any electrical device will produce a minimal amount of leakage current due to the voltages and internal capacitance present within the product

 

Silent Features:

• Manual/Pushbutton/Auto controlling.
• Dry, Oil, type transformer is selectable according to user's requirements.
• High voltage (HV) voltage, Low voltage (LV) current, time, three channels testing ways.
• Full protection functions: over-current, zero-starting sound light alarm, power switch protection.
• 5kVA and above Testing Transformer with movable iron wheel. Light weight, small size, easy to move, superior performance.
• Add rectifying installation to support AC/DC function.(option)

 

 

 

     
APPLICATION

These product is use in various industrial appliance products like motors, transformers, switchgear, cables, insulating material safety gloves – boots, rubber, sheets, insulators. These HV testers are a must for the wire cable industries, switchgear industries, power & distribution industries, power project, substation and electricity boards.

 

High Voltage Breakdown Tester 10KV/100MA

This test is also known as Flash test, Hi pot test, Spark Test & Breakdown test.

Salient Features:

• Modes: Manual, Auto, Programmable
• Types: AC and DC and Combination (AC+DC) Dielectric Strength/HI pot Testers are available
• Specially Designed probes provided for user safety
• Safety factors: Zero Interlock
• Specialty Transformer Type: Epoxy cast HV Transformer up to 36KV for user safety
• Accurate and Quick Cut off System: Promptly designed feedback control system to switch off the HV supply as soon as breakdown takes place.
• Indigenously designed Digital Ammeter and Voltmeter, Programmable Timer
• Leakage Current Adjustable as an extra accessory
• Range of leakage current for tripping threshold from 5.0 mA to 1000mA: Ideal for capacitive circuit breakdowns such as an insulation of inductive motor
• Quick and Easy Selection of leakage current threshold value
• Prominently featuring indication lamps and buzzers for indicating results of test.

 

 

36KV-high VOLTAGE BREAKDOWN TESTER

 

DC High Voltage Test Set is used for testing cables, generators and other electrical equipment’s as per National and International specifications. The unit consists of variac, transformer, rectifier, condenser, bleeder, filter etc. All the components are housed in sheet metal housing or specially designed fiber glass housing which are coated with anti-tracking paints.

Salient Features:

· Easy to operate.

· Rugged and compact in construction

· Full-wave voltage doubles circuit / Multiplier Circuit.

· Zero start interlock and earth interlock

· Meter accuracy +- 1% full scale

· Air Cooled Units / Air and Oil Cooled units

· Digital meters for easy readability.

· High Voltage Surge protection.

DC HIPOT TESTER (PORTABLE TYPE)

Portable DC High Voltage Test Set is used for testing underground cable, generators, switchgear etc. for understanding the condition of current leakage / insulation condition at any given point. These are extremely light weight units designed for field operation (Substation, Power Projects, Remote sites etc.). The units are delivered in custom made carry boxes to endure rough and rugged transportation.

Salient Features:

• · Easy to operate compact and sturdy.
• · Digital meters for easy readability.
• · Polarity in DC can be reversed in select models.
• · Full-wave voltage doubles circuit / Multiplier Circuit.
• · Panel mounted controls & indicators with easy legend
• · Zero interlock for HT
• · Electronic fast acting over current tripping device sensing HT current directly with selectable levels.
• · High voltage transformer epoxy molded
• · Control panel air cooled– motorized / manual.

 

 

DC HIPOT TESTER (Moving TYPE)

DC High Voltage Test Set is used for testing cables, generators and other electrical equipment’s as per National and International specifications. The unit consists of variac, transformer, rectifier, condenser, bleeder, filter etc. All the components are housed in sheet metal housing or specially designed fiber glass housing which are coated with anti-tracking paints.

Salient Features:

• · Easy to operate.
• · Rugged and compact in construction
• · Full-wave voltage doubles circuit / Multiplier Circuit.
• · Zero start interlock and earth interlock
• · Meter accuracy +- 1% full scale
• · Air Cooled Units / Air and Oil Cooled units
• · Digital meters for easy readability.
• · High Voltage Surge protection.

HIGH VOLTAGE TESTER
 Pragati's PPC-HVT series of Hipot testers come at a cost-effective price but are build to accurately test the Breakdown voltage of Insulation Dielectric, while ensuring that the user safety is never compromised.
Pragati's Hipot testers come in the largest variety of options AC, DC, AC&DC, and in a variety of Voltage and Current levels, to cater different requirements of customers.

FEATURES
- Continously variable High Voltage, manual / motorized version configurable
- Testing at line frequency
- Option of AC o/p or DC o/p
- Variable current trip levels 
- Safety features like ground check, zero start interlock and automatic trip on flashover

High Voltage Breakdown Tester 10KV/500mA

This test is also known as Flash test, Hi pot test, Spark Test & Breakdown test.

Salient Features:

• Modes: Manual, Auto, Programmable
• Types: AC and DC and Combination (AC+DC) Dielectric Strength/HI pot Testers are available
• Specially Designed probes provided for user safety
• Safety factors: Zero Interlock
• Specialty Transformer Type: Epoxy cast HV Transformer up to 36KV for user safety
• Accurate and Quick Cut off System: Promptly designed feedback control system to switch off the HV supply as soon as breakdown takes place.
• Indigenously designed Digital Ammeter and Voltmeter, Programmable Timer
• Leakage Current Adjustable as an extra accessory
• Range of leakage current for tripping threshold from 5.0 mA to 1000mA: Ideal for capacitive circuit breakdowns such as an insulation of inductive motor
• Quick and Easy Selection of leakage current threshold value
• Prominently featuring indication lamps and buzzers for indicating results of test.

 

 

High Voltage HVT-200
AC High Voltage Tester that can be manually controlled with direct action onto the Variac. Our ac dielectric test system can be presented as a single rack unit with or without cage, or separated units (control on one side, transformer on the other side) according to the main international standards. The test sets up to 30kV are manufactured in Air Cooled design while the sets of 50kV & above are manufactured in Oil Cooled design. The output of these high voltage testers is single phase 50/60Hz.
Salient Features:
· Key operated to prevent unauthorized operation
· Dual overload protection
· Panel mounted controls & indicators with easy to read.
· Highly sensitive electronic circuit for tripping
· External safety and zero start interlocks
· Easily transportable with castor wheels on the transformer and control unit
· Prominently featuring indication lamps and buzzers for indicating results of test.
· Compact & Simple to Operate.
GENERAL SPECIFICATIONS
Input Voltage
AC 230V ± 10% @ 50 Hz or AC 110V ± 10% @ 60 Hz (Other on request)
Output Voltage
0 to 100kV (Other on request up to 300kv)
Tripping Current
5, 10, 25, 50, 100, 200mA. Using Selector Switch (Other on request)
Accuracy
1.5% on FSD
Control
Knob manual control or motorized control
Metering Range
Digital kV meter Voltmeter FSD
Digital mA meter mA meter FSD
Protection
a) Over Current Protection.
b) Fuse Protection.
Time Setting :
0 to 60 Sec
Safety Factors :
a) Zero Interlocks.
b) Shrouded type Push Button for H.T. ON.
c) H.V. Transformer heavy duty epoxy cast.
H.V. Transformer.
Oil cooled transformer
Indications
a) High Voltage and leakage current on separate meters.
b) Separate lamp indication for H.T. ON, OK, NOT OK
Timer
“OK”, “NOT OK” indications
Weight of Instrument
300kg
Warranty
1 Year against manufacturing defects & Extended optional. No warranty for accessories.