I / Primary Injection Set / Zera/Programma/Hiprotonic/Magger/Megabrass/Vanguard Instruments/ Equivalent / Primary current injection test set for injecting currents in the range of 0-6000A with time, voltage current measurement displays complete with at least six( 6) current injection leads each lead of twenty (20) meter length, clamps for attaching leads to the tubular conductor/standards conductor/equipment terminals, tool kit, accessories and spare parts.
Primary current injection test set shall be designed to provide variable current output for checking ratio of the current transformers and operation of the overall protective gear of the substation.
The test set may preferably consist of a control unit and a high current unit housed in sturdy metal carrying cases suitable for field use and supplied complete with associated accessories & devices and supply & test leads.
The accuracy range on full scale of ammeter and volt meter should be b/w ±1%. The test set shall have built-in overload and short circuit protection.
Rating:
The test set shall be designed to give following continuously adjustable outputs by means of course and fine controls. The minimum duty cycle be 5 min. ON, 15 min. OFF.
a) Current
i) 2000A at 0-3V.
ii) l000A at 0-6V.
b) Voltage
0 to 270 V at 15A.
Leads:
Besides input supply leads of about 6m long, the test set shall be supplied with pair of test leads 8m long and consisting of 2x 120 mm2 or equivalent flexible copper cables.
NOTE:
After sale service:
The supplier must ensure and provide information regarding after sales service and the availability of spares and consumables in Pakistan
II / Secondary Injection Set / Portable self contained three phase secondary injection test set for testing over current, over/under voltage, current balance, thermal directional, over current percentage differential relays, timers AC and DC auxiliary relays: three phase with phase shifting facilities with input voltage 400V, 3 phase, 50 Hz output range 0 - 50A.
a) Output range: Selectable ranges of currents 3x1/5/10/50A (with 150 VA per phase at 50A) voltage 3x125-250 volts (50 VA per phase) continuous duty and continuously adjustable.
-DC voltage range 0-250V continuously adjustable.
-Voltage current phase shifting continuous between 0-360o. -Frequency ranges 0-180 Hz continuously adjustable. b) Output metering: Digital current and voltage (AC/DC) meters, phase and frequency meters of Class-I with LED display. c) Input voltage: 400V, 3 phase, 50Hz.
III / Transformer Turn Ratio Tester Single Phase Elect. / Biddle/Zera/ Programma/ Hiprotonic/ Magger/ Megabrass/ Vanguard Instruments/ Equivalent / WAPDA Spec P-154:81
IV / Transformer Turn Ratio Tester Single Phase Hand Operate / WAPDA Spec P-153:81
V / Transformer Turn Ratio Tester Three Phase / Portable Field Use
Computer controlled
Input : 100 to 240 Vac, 50 Hz
battery up to 4-5 hours of continuous operation
Ratio measurement 0.8 - 15,000 (5 digit resolution)
Phase angle measurement
Winding polarity measurement
With printer
VI / Digital Clamp on Meter (Mini) / Kyritsu/ Baur /Biddle/Zera/ Programma/ Hiprotonic/Magger/Megabrass/Vanguard Instruments/ Equivalent / (AC/DC) Clamp ability to measure milli/micro amp current up to 3 digits after decimal. Selectable range of 2//20/200 Amps or similar.
Clamps internal dia not more than 2cm/20mm dia.
Voltage measurement
Ohm measurement
Continuity measurement
VII / Digital Ohm Meter (Winding Resistance) / Portable Field Use
Input : 100 to 240 Vac, 50 Hz Test current from 1A to 40A
RS-232C, USB, and Bluetooth computer interfaces
1 micro-ohm to 500 Ohms
With printer
VIII / Micro Ohm Meter (Contact Resistance) / Portable Field Use
Input : 100 to 240 Vac, 50 Hz 10 to 600A programmable test current
Minimum 1/1.5 milliohms
IX / Digital Low Resistance Meter (D.L.R.O) / WAPDA Spec DD-PD-36:87
X / Earth resistivity meter (up to 500m length) / WAPDA Spec PD-82
XI / Capacitance & Dissipation Factor (C&DF) Test / Kyritsu/ Baur /Biddle/Zera/ Programma/ Hiprotonic/Magger/Megabrass/Vanguard Instruments/ Equivalent / Capacitance and Dissipation Factor (C&DF) test set for high voltage equipment, capable of measurements under selectable models. Operated from the specified mains voltage. Complete with test leads, calibration equipment, printer, tool kit, spare parts and all necessary accessories.
1.Power Input : 110 & 240VAC ± 10 % 5A, 48-52 Hz.
2.Output Voltage: 0-12kV,50Hz
3.Out put Current:
i) Capacitance and dissipation factor measurement at 0 to 12kV, 0 to 100mA continuous, 200mA for 15 minute.
ii) Transformer exciting current measurement at 1 to 2.4 kVA, 0 to 500mA continuous, 100mA for 15 minutes.
4.Display for Voltmeter:
Digital LCD/LED (3 digits). Millimeter
5.Temperature withstands range: -10 deg.C to 50 dcg.C range. (in operation) 20 deg.C to 70 deg.C (Storage)
6.Humidity range: 100% relative
7.Accuracy Class: ± I %
8.Capacitance measurement range 0 to 12 micro farad in more than 10 ranges.
9.Features:
a) Capable of measuring capacitance and dissipation factor of electrical insulation on high voltage power equipment, cables, bushing, switchgears, transformers and capacitors etc.
b) Capable of measuring change of capacitance and dielectric loss of electrical insulation due to change in voltage level and other ambient conditions..
c) Capable of measuring dielectric constant.
d) Capable of measuring transformer exciting current.
XII / STEP UP Transformer (INPUT 250 V OUTPUT 800, 1600, 2400, 3200 V – 10 KVA/20 KVA) / Portable Field Use
Input : 100 to 240 Vac, 50 Hz OUTPUT 800, 1600, 2400, 3200 Volts
Power up to 20 KVA
Frequency 50Hz
For 3-Phase
Input option star/delta connection
output option star/delta connection
XIII / AC Hi Potential Set Suitable for 11 kV/132 kV Equipment / Kyritsu/ Baur /Biddle/Zera/ Programma/ Hiprotonic/Magger/ Megabrass/Vanguard Instruments/Equiv. / Portable Field Use
Input : 100 to 240 Vac, 50 Hz
AC voltage testing - up to 190 kV for switchgear, busbars and insulating elements
XIV / DC Hi-Pot Test Suitable for 11/132 kV equipment / WAPDA Spec P-157:81
XV / 11 kV Vacuum Bottle Checker / Kyritsu/ Baur /Biddle/Zera/ Programma/ Hiprotonic/Magger/ Megabrass/Vanguard Instruments/ Equivalent / Portable Field Use
Input : 100 to 240 Vac, 50 Hz
Output 10 kV - 75 kV DC output selectable in steps
Selectable test time duration from 5 seconds to in minutes
XVI / Circuit Breaker Timing Analyzer / Portable Circuit Breaker Analyzer/Chronograph system for ensuring the opening and closing time of the circuit breaker.
- State: Solid state or Microprocessors
- Power Inputs: 1l0V & 240 V AC + 10%, 120 & 240V DC
- Temperature: -10 deg.C to 50 deg.C (in operation) withstand range -20 deg. C to 70 deg.C (Storage)
- Humidity: 100%
- Accuracy Class: ±5%
- Measurement range: Measurement of opening closing time of breaker 0 to 10 sec.
- Features: Displaying, registering and printing out for various events of circuit breaker in digital mode etc. in at least 16 channels.
- Protection: Overload, over voltage, short circuit
- Dielectric Strength: According to IEC255-5 and IEC 348
NOTE:
After sale service:
The supplier must ensure and provide information regarding after sales service and the availability of spares and consumables in
Pakistan.
XVII / SF6 Leakage Detector / Rechargeable Battery equipped with printer. Suitable for detection SF6 leakage Moisture/Purity
XVIII / Insulation Resistance Tester (Up to 15kV) / Kyritsu/ Baur /Biddle/Zera/ Programma/ Hiprotonic/Magger/ Megabrass/Vanguard Instruments/ Freeja/ Omicron/ Kato Japan/ Equiv. / WAPDA Spec P-158:1981
XIX / Cable/line Fault Locator Test Set / Pin pointing frequency test set equivalent model SebaKMT SurgeFlux40
XX / Phase Comparator test for T/L / Portable Field Use
Input : 100 to 240 Vac, 50 Hz
Output With Wireless sensors for Phase Verification System up to 132/220KV voltage
Phase angle comparisons of at least 6-phases (3Phase line In- 3Phase Line Out)
XXI / Universal Relay Testing Set / Omicron or Freeja only
XXII / Oil Test Set / WAPDA Spec P-156:81
XXIII / Battery Bank Tester suitable for 132 kV G/S / 1)Battery Impedance tester
Determines condition of lead-acid and Ni-Cd cells up to 10,000 Ah or near.
2)Digital hydrometer
Measure electrolyte specific gravity (SG) and temperature
Import the specific gravity data directly into Power DB
3)Battery Ground Fault Tracer
4)10 A low resistance ohmmeter with printer
5)Battery Load Tester