Procurement Of Ccu For Power Transformer-Karnataka

Procurement Of Ccu For Power Transformer 1. Ccu With Psu For Rwti The Set Should Consist Of A)Ccu With Psu As Per Drawing No.6279 B)Pt100 Simplex Sensor As Per Drg No.6188/R1 3/4 Male Union C)Remote Temp Indicator With 4 To 20Ma Input As Per Drg No.8000-11/R2;Gradient As Per Graph(H 7/86 ) Aux Supply:90 To 260V Ac/Dc;2 Independent Channels Of 4 To 20Ma Dc;Degree Of Protection:Ip40 Of Iec529,Is:12063;Accuracy Of Output:+/-1% Of Fsd;Casing Abs Din Rail Mounting Box.High Voltage Test 2Kv 50Hz For Supply And Ct Sec Input,500V 50Hz For Signal Outputs To Earth For 1 Min;Burden On Output:0-600 Ohm Maxloop And Load Resistance For Eah Output Signals. Pt 100 Sensor Assembly:Simplex 3 Wire System;Tolerance=Class B (Iec 60751);High Voltage Test 500V 50Hz All Terminal To Body For 1 Min; Nominal Resistance As Per:Bs 1904:Din Iec751:1985(Din 43760 Superseded Is:2848:1986;Sensor And Heater:Brass;Connection Heads:Cat Alluminium;Joints:Silver Brazed;Finish:Connection Heads:Powder Coating Siemens Grey;Sensor & Heater:Natural;Tolerance:Class B;Drg.No:6102.Ml No.2220-R2 . Remote Indicator:Quad Seven Segment Led Display:Aux Supply:90 To 260V Ac/Dc;Temp Indicator Range=0- 1500C;Resolution=0.10C;2.5Kv 50/60Hz For 1 Min All Terminal To Ground. Type Tested For A)Protection Class:Ccu With Psu Ip40 For Housing And Ip10 For Terminals As Per Iec 60529 Pt-100 Sensor Simplex For Ip55 As Per Iec 60529 Remote Indicator Ip20 As Per Iec 60529 B) Cold Test:-50Deg As Per Iec 60068- 5-1;Dry Heat Test:+70Deg As Per Iec 60068- 2-2 C)Emi/Emc Test: Electrostatic Discharge Test As Per Iec61000-4-2;Electrical Fast Transient Immunity Test As Per Iec61000-4- 4;High Energy Surge Immunity Test As Per Iec61000-4-5;Voltage Dips And Interruption Test As Per Iec661000-4-11;Vibration Test=Amplitude 0.15Mm,Frequency 10- 55Hz,Make: Precimeasure/Perfect Controls/Bhel., 2. Ccu With Psu For Roti Current Converter Unit With Power Supply Unit Along With Pt100 Sensor Assembly:Model No.2220/R2 Ccu With Psu Rtd Set For Roti As Per Scheme Drawing No.6700- 268/R3;Range=30 To 150 Degc. The Set Should Consist Of A)Ccu With Psu As Per Drawing No.6279 B)Pt100 Simplex Sensor As Per Drg No.6188/R1 3/4 Male Union C)Remote Temp Indicator With 4 To 20Ma Input As Per Drg No.8000-11/R2;Gradient As Per Graph(H 7/86 ) Aux Supply:90 To 260V Ac/Dc;2 Independent Channels Of 4 To 20Ma Dc;Degree Of Protection:Ip40 Of Iec529,Is:12063;Accuracy Of Output:+/-1% Of Fsd;Casing Abs Din Rail Mounting Box.High Voltage Test 2Kv 50Hz For Supply And Ct Sec Input,500V 50Hz For Signal Outputs To Earth For 1 Min;Burden On Output:0-600 Ohm Maxloop And Load Resistance For Eah Output Signals. Pt 100 Sensor Assembly:Simplex 3 Wire System;Tolerance=Class B (Iec 60751);High Voltage Test 500V 50Hz All Terminal To Body For 1 Min; Nominal Resistance As Per:Bs 1904:Din Iec751:1985(Din 43760 Superseded Is:2848:1986;Sensor And Heater:Brass;Connection Heads:Cat Alluminium;Joints:Silver Brazed;Finish:Connection Heads:Powder Coating Siemens Grey;Sensor & Heater:Natural;Tolerance:Class B;Make:Precimeasure Controls;Drg.No:6102.Ml No.2220-R2 . Remote Indicator:Quad Seven Segment Led Display:Aux Supply:90 To 260V Ac/Dc;Temp Indicator Range=0- 1500C;Resolution=0.10C;2.5Kv 50/60Hz For 1 Min All Terminal To Ground. Type Tested For A)Protection Class:Ccu With Psu Ip40 For Housing And Ip10 For Terminals As Per Iec 60529 Pt-100 Sensor Simplex For Ip55 As Per Iec 60529 Remote Indicator Ip20 As Per Iec 60529 B) Cold Test:-50Deg As Per Iec 60068- 5-1;Dry Heat Test:+70Deg As Per Iec 60068- 2-2 C)Emi/Emc Test: Electrostatic Discharge Test As Per Iec61000-4-2;Electrical Fast Transient Immunity Test As Per Iec61000-4- 4;High Energy Surge Immunity Test As Per Iec61000-4-5;Voltage Dips And Interruption Test As Per Iec661000-4-11;Vibration Test=Amplitude 0.15Mm,Frequency 10- 55Hz,Make:Precimeasure/Perfect Controls /Bhel., 3. Rcxt R To I Converter For Wti Rcxt Resistance To Current Converter For Wti:Input:Simplex 3 Wire Resistance From Pt100 Sensor & Heater;Output Signal:2 Independent Channels Of 4 To 20Ma Dc;Temp Range:30 To 150°C;Degree Of Protection:Ip40 Of Iec529,Is:12063;Accuracy Of Output:±0.2Ma At Any Point Of 4 To 20Ma Dc Output;Burden On Output:0-600Ohm Maxloop And Load Resistance For Eah Output Signals;Auxiliary Supply:90 To 260V Ac/Dc Max 14Va;Output Limit:Max 25Ma;Supply Protection:Under Voltage And Over Voltage Protection; Sensor And Heater:Brass;Connection Heads:Cat Alluminium;Joints:Silver Brazed;Finish:Connection Heads:Powder Coating Siemens Grey; Sensor & Heater:Natural;Isolation:Aux.Supply Input To Output Dc/Dc Converter Isolation To Withstand 2500V Rms,50Hz For 60 Secs;The Resistance To Current Converter Unit Shall Measure Variations In Sensor Resistance Corresponding To Top Oil Plus Simulated Winding Hot Spot Temp And Shall Produce A Directly Proportionate Two Indepemdent Channels Of 4-20Madc Current Output Signals.Drawing No.7209-13 & Inter Connection Drawing:7202-178 Make: Precimeasure/Perfect Controls /Bhel.,

INR 550 /-

INR 5300.0 /-

Refer document