Tender For corrigendum : procurement of testing equipment for all power houses at thc sirmour - digital insulation testers (megger)range: 0-100/250/500/1000v, digital insulation testers (megger)range: 0-100/250/500/5000v, digital multimeterfeatures:dc & ac voltage; ac & dc current; continuity & resistance ; capacitance and inductance; checking of diodes/ transistors, single phase variable voltage autotransformers: details of single phase auto transformer 15a rating -input: 220v ac 10%; output: 0 to 270 volts.rating: 15 amps, three phase variable voltage autotransformers: details of three phase auto transformer 15a rating -input: 415v ac 10%; output: 0 to 500 volts, 3 phases.rating: 15 amps., tong tester cum multi meter (digital) (clamp on meter for ac measurements) specification for 0-1000a ac digital tong tester (clamp on meter) - current range: 0 to 1000 a (with settings of 1/10/20/40/100 a/500a/1000a auto ranging); voltage range: 0 to 60/300/600 v ac; accuracy: 0.3% or better, tong tester cum multi meter (digital) (clamp on meter for dc measurements) specification for 0-300a dc digital tong tester (clamp on meter) - current range: 0 to 300a (with settings of 1/10/20/50/100 a/300a auto ranging) ; voltage range: 0 to 60/120/300 v dc.accuracy: 0.3% or better., tong tester cum multi meter (digital) (clamp on meter for ac/dc measurements) specification for 0-100a ac digital tong tester (clamp on meter) - current range: 0 to 100 a (with settings of 00-20ma/100ma/500ma/1a/10a/50a/100a auto ranging); voltage range: 0 to 60/300/600 v ac; accuracy: 0.3% or better, digital phase sequence indicator: dial size: 96x96mm (minimum) ; working voltage: 50 to 500v ac; frequency: 25 to 60 cycles., digital earth resistance clamp meter with leakage current measurement
Tender For corrigendum : supply of 5000 v insulation tester , decade resistance box , hv testing kit 250 kva ac , 3 phase portable transformer turns ratio and vector group meter , port. digital dc resistance meter , portable high current digital micro ohm meter , port. prim. and sec. curr. injection test , portable automatic earth tester , univ microproc based relay testing kit , multi mtr digital portable , digital frequency meter , digital sound level meter , digital tachometer non contact type , digital tachometer contact type , cable fault location set , testing kit for calibrating the digital energy meter , sf6 gas leak detector , hydrogen gas leak detector , vacuum measurement meter , portable light intensity lux meter , portable circuit breaker motion analyser , thermal imaging camera , portable high voltage live line detector , tong tester , portable phase seq continuity indicators , dc leakage analyser , standard tool kit , relay tool kit , hv discharge rod and portable earthing equipment , hot stick upto 400 kv , multimeter analog,portable , portable digital ammeter ac , portable digital ammeter dc , portable digital voltmeter , portable dc earth fault leakage reactor , auto-transformer variac single phase , auto-transformer variac three phase , rheostat 50 ohm , 5a , rheostat 250 ohm , 1a , rheostat 1000 ohm , 1a , potential trf test set kit , crimping tool hand operated , crimping tool power operated , lcr meter bridge , battery impedance test equipment , ac clamp adapter , bench top digital multimeter , natural frequency tester , elcid- elec mag core impern detn kit , function generator , multifunction instrument calibrator , power quality analyser , meter test bench , surge comparison tester , sweep frequency analyser //bid details 2 / 50
Tender For provisioning of electrical and mechanical eqpt against ber under ge 862 ews - supply, installation, testing and commissioning of serve controlled voltage stabilizer (confirming to bis 9815 (part-1) 1994, reaffirmation 2019 latest version) three phase, four wire (rybn), 50 hz, naturally oil cooled, outdoor, unbalanced type, cooper wound, metallic body duly power coated with lifting hooks two nos, digital display type, relay free smooth and silent operation with 1st filling of transformer oil up to level having following specification:-(a) capacity 300 kva (b) type - suitable for unbalanced load and unbalanced input(c) input voltage -360v-480v, input frequency 50 hz (d) output voltage - stabilized at any deigned/ desired voltage 415/+-1% (e) rated frequency - 50 hz(f) wave form distortion - nil (g) response time - not to exceed 20 milli seconds(h) sensitivity - (+/-) 1% (j) rate of correction - not less than 6 volt/second between phase and neutral (k) efficiency - more than 95% (l) type of load - three phase, unbalanced type(m) metering - digital display voltmeter/ammeter with multi-functional meter (n) operating temperature - for indoor use upto max ambient temp + 55 c (o) dimmer rating - 450 amp (p) dimension of tanks - as per oem design(q) oil capacity- as per oem design , (r) class of insulation - class f (s) mode of operation automatic/manual (t) winding temperature rise - max 55 c (10 c above operating temp) (u) transformer oil -is 335 marked (v) core-crgo m4 grade/crno (cold roll grain oriented)/ (cold rolled non-oriented)(w) auto transformer (variac) -100 percent copper wound electrolytic grade(x) losses - as per is norms (y) power factor - not less than 0.95(z ) protection - (i) over load protections (ii) short circuit protections (iii) high/low voltage cut off (iv) by pass arrangement in case of emergency (v) single phase sequence change /phase fail protection (vi) earth fault protection(aa) standard fitting & accessories e.g marking plate, lifting lugs, ci rollers, earthing terminals, cable box including suitable platform as reqd on site complete all as as specified & directed., supply, installation, testing and commissioning of serve controlled voltage stabilizer (confirming to bis 9815 (part-1) 1994, reaffirmation 2019 latest version) three phase, four wire (rybn), 50 hz, naturally oil cooled, outdoor, unbalanced type, cooper wound, metallic body duly power coated with lifting hooks two nos, digital display type, relay free smooth and silent operation with 1st filling of transformer oil up to level having following specification:-(a) capacity 100 kva (b) type - suitable for unbalanced load and unbalanced input(c) input voltage -360v-480v, input frequency 50 hz (d) output voltage - stabilized at any deigned/ desired voltage 415/+-1% (e) rated frequency - 50 hz(f) wave form distortion - nil (g) response time - not to exceed 20 milli seconds(h) sensitivity - (+/-) 1% (j) rate of correction - not less than 6 volt/second between phase and neutral (k) efficiency - more than 95% (l) type of load - three phase, unbalanced type (m) metering - digital display voltmeter/ammeter with multi-functional meter (n) operating temperature - for indoor use upto max ambient temp + 55 c (o) dimmer rating - 150 amp (p) dimension of tanks - as per oem design(q) oil capacity- as per oem design , (r) class of insulation - class f (s) mode of operation automatic/manual (t) winding temperature rise - max 55 c (10 c above operating temp) (u) transformer oil -is 335 marked (v) core-crgo m4 grade/crno (cold roll grain oriented)/ (cold rolled non-oriented)(w) auto transformer (variac) -100 percent copper wound electrolytic grade(x) losses - as per is norms (y) power factor - not less than 0.95(z ) protection - (i) over load protections (ii) short circuit protections (iii) high/low voltage cut off (iv) by pass arrangement in case of emergency (v) single phase sequence change /phase fail protection (vi) earth fault protection(aa) standard fi
Tender For supply, fabrication and erection of gi steel structures, earthing materials, etc., for auto transformer bay extension work at kavanoor 230 kv ss
Tender For supply, installation commissioning and prove out of 300 amps 3-ph oil cooled motorized auto variable transformer as per enclosed technical specification.
Tender For supply of electrical and electronics devices - supply of electrical and electronics devices (refer nit document) - electrical and electronics devices (refer nit document), fixed and variable power supply dc regulated dual output power supply, 0 30 v / 0 5 a, continuously variable with coarse and fine adjustment knobs, digital display for voltage and current, short circuit & overload protection., lcr meter measures inductance (l), capacitance (c), and resistance (r); test frequency 100 hz 100 khz; 4 digit lcd display; auto/manual range; accuracy 0.2%; rs232/usb interface optional., variable isolation transformer input: 230 v ac 10%, output: 0 270 v ac variable, 1 kva capacity, single phase, continuously variable output with toroidal winding and analog voltmeter display, with isolation protection., function generator frequency range: 0.1 hz 1 mhz, sine/triangle/square waveforms, amplitude up to 20 v p-p, dc offset control, output impedance 50 , digital frequency display., oscilloscope dual-channel digital storage oscilloscope (dso), bandwidth 100 mhz, sampling rate 1 gsa/s, 7 color tft display, usb interface for data storage, auto-set function., clamp multimeter ac/dc voltage: 600 v, current range: up to 1000 a ac/dc, resistance measurement: 40 m , continuity and diode test, true rms, lcd backlight, cat iii 1000 v safety rated., digital multimeter handheld digital multimeter, 3 /4 digit lcd display, ac/dc voltage up to 1000 v, current up to 10 a, resistance up to 40 m , diode and transistor test, auto power-off., digital storage oscilloscope with mso bandwidth 100/200mhz no. of channels 2+ext/4, sampling rate 1gsa/s, record length 14mpts, max memory depth 14mpts, soldering iron station power 580w airflow50l/min(max), temp 100 c to 450c, led magnifying lamp table clamp type lense dia. 125mm,magnification 2 to 8 diopter, light 9w led, bread board assembly tie point620, 5-tie point terminals 96 size4.96"x2.25", wire gauge 22awg
Tender For ce/d/vpm/st no.02/25-26-sale of ferrous and non ferrous scrap at villupuram edc - specification for the sale of ferrous and non-ferrous scraps such as condemned lorry, scrap ms form box, empty wooden drum 3’ to 6’ dia, empty steel drum above 6’ dia, scrap waste paper,condemned station battery cell of various size, condemned ups battery of size, dirty transformer oil, sh ms empty barrel 40/45 gln cap., condemned capacitor of various sizes, ms miscellaneous scrap, ms rts grill scrap, auto parts scrap, rs joist cut bits scrap, tools and plants scrap, transformer lamination sheet scrap, rail pole cut bits scrap, condemned air compressor, teak wood scrap, condemned chain pulley block of sizes,condemned coil winding machine, empty barrel 40/45 gln cap leaky, condemned type writer, condemned air compressor with spraying kit & motor, condemned watt meter, condemned fire extinguisher, condemned cash chest, condemned phase sequence indicator, condemned hyd hand pallet truck, condemned/burnt (hq) with cover meter scrap, condmened /burnt static meter scrap, condemned monitor, condemned keyboard, condemned computer chair, condemend printer, condemend cpu, condemened mouse, condemened inverter 3 kva, scrap leather bag, aluminium scrap including aaac cut bits, acsr scrap, aaac scrap etc. “as is where is condition” available at central storesi,ii psc yard poothamedu/ villupuram electricity distribution circle/villupuram by e- tender cum auction
Tender For supply of mcb 63a 3 pole part no. bb30630c , contactor 70a 3p 415b part no. cs97076dooo , auxiliary add on contacts 1n0 1nc part no. cs942010000 , transformer 31kva 380-415440v 33v part no. spe0101188078 , control transformer 415v 14v-8v-12v-18v part no. spe0101188079 , relay 12v ac 2c o part no. spe0101186241 , relay 12v dc 2c o part no. spe0101186240 , diode 1600v 240a. part no. ipms10597jt01 , thyristor 1800v 760a part no. spe0101186191 , capacitor 100000 f 63v part no. spe0101186243 , bleeder resistance 15 ohms 200w part no. spe0101189624 , feedback pcb with resistor 100 ohms 1ow - 2 nos 47 ohms 10w - 3 nos 33 ohms 10w - 1 no part no. spe0101189991 , shunt 2000a 75mv part no. spe0101188087 , hsr control card part no. ipms116970501 , thermostat 25 degree to 150 degree part no. spe0101188089 , dc contactor 500a 28vdc part no. spe0101186672 , mcb 2p 16a part no. bb20160c , mcb 2p 32a part no. bb20320c , mcb 2p 63a part no. bb20630c , terminal upto 4 sq. mm part no. spe0101135442 , mcb 2p 20a part no. bb20200c , terminal upto 35 sq mm part no. spe0101172002 , contractor 140a coil- 24 v dc part no. spe0101175571 , rectifier bridge 20a part no. spe0101189652 , auto transformer 200va 200 24v ac 1ph part no. spe0101189651 , mcb 3p 16a part no. bb30160c , thermal overload relay 90-150a part no. ss94138oomo