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Tender for Procurement Of Different Type Of Electrical Panel Equipment Of Auxiliaries For 3 X 105 Mw Thps-I Sirmour & 3X20 Mw, Bs-Iii, Hps Mppgcl, Deolond Of Thc Sirmour , Auxiliary Contractor, Rated Insulation Voltage = 690 Volt, Rated Operational Current Le (A) (230 V), (Le/Ac15) = 10Amp, Lth2=16 A, Conforming To Iec947, Auxiliary Contracts - 3No + 1 Nc Coil Voltage = 220 Volt Dc, Model -3Th80 31-0B (Siemens), Make -Siemens /L&T/Schneider Or Equivalent , Auxiliary Contactor, Rated Insulation Voltage = 690 Volt, Rated Operational Current (A) (230 V) (Le/Ac15) = 10Amp, Lth2=16 A, Conforming To Iec947 Auxiliary Contacts - 6No + 2 Nc, Coil Voltage = 220 Volt Dc, Model - 3Th82 62-0B (Siemens) Make -Siemens /L&T/Schneider Or Equivalent , Contactor Relay (Industrial Grade) For Electro Hydraulic Governor Panel, Coil Voltage = 220 Vdc, Auxiliary Contacts - 4No + 4 Nc, Rated Operational Current (A) (230 V Dc / 380 V Ac) (Le) = 6 A And For 500 V Ac - Ie = 4 A, Vde - 660 Volt, Ith2 = 16 Amp, Coil R(Warm) = 7500 Ohm, Model - 3Ta-6160-0Bm (Siemens), Make -Siemens /L&T/ Schneider Or Equivalent , Ac Power Contactor, 3 Pole, Rated Operational Current Ie At 55 Dec C (Utilization Category Ac-3) = 12 A For 5.5 Kw, 415 V Ac, Coil Voltage = 230 V Ac, No. Of Built-In Auxiliary Contacts = 1 Nc (Ie Ac-15 = 4 A, 415 Volt Ac And Ithe = 10 A), Model - Mn 12, Make = L&T Separate Auxiliary Contact Block - Contacts = 1 No + 1 Nc, Ie Ac-15 = 4 A, 415 Volt Ac And Ithe = 10 A, Model = Mn-A1, Make -Siemens /L&T/ Schneider Or Equivalent , Thermal Overload Relay, Mounting - Direct, Suitable For Contactor - Mn 12, 1 Start & Off / Reset Push Button, Built In Contacts = 2 No + 1 Nc, Rated Operational Current For Ac-15 Utilization Category At 50 Hz = 2 A At 500 V, Max Fuse = 6 A, Current Range = 0.9 - 1.2 - 1.5 Amp. Model Mn 2 (Suitable For Item S.No.4), Make -Siemens /L&T/Schneider Or Equivalent , Control Contractor, Main Contact = 4 No, Ie (Rated Current) For Ac-11, Utilization Category = 4 A At 415 V, 50 Hz, Rating For Motor Duty (Ac-3) = 7.5 A, 415 V, 50 Hz, Thermal Rating = 10 A, Coil Consumption = Pick Up 85 Va Hold On 16 Va (5 Watts), Coil Rated Supply = 230 V Ac, Model - Mm00 - L&T (For Reference),Make - C&S/ Siemens / L&T / Schneider Or Equivalent , Vsp D2 Phase Failure Relay, System Supply 415 V Ac, Auxiliary Supply 415 V Ac, Output Contacts 2 Co, Trip Setting (Volts) - Phase Sequence Yes, Phase Imbalance 30 V To 70 V ±6 V Adjustable, Resetting Mode Manual, Trip Time Delay 3.5 Sec / 1.5 Sec, Make - Minilec Or Equivalent , Power Contactor, 3 Pole, 415 V Ac, Rated Operational Current Ie = 32 Amp, Auxiliary Contacts = 2No + 2Nc, Coil Voltage = 240 V Ac, Make - C&S/ Siemens /L&T/Schneider Or Equivalent , Thermal Overload Relay, With Single Phasing Preventing Feature Inbuilt. Setting Range 28-40 A, Auxiliary Contacts - 1No+1Nc (Suitable For Above Contactor S. No. 8) Make - C&S/ Siemens / L&T/Schneider Or Equivalent , Auxiliary Contactor, Main Contacts = 2No+2Nc, Rated Operational Current Ie (Ac11 415 V Ac) = 4 A, Ith = 10 A, Ui = 660 V, Coil Voltage = 240 V Ac, Auxiliary Contact Block = 2 No + 2 Nc, Make -C&S / Siemens / L&T/ Schneider Or Equivalent , Power Contactor, 3 Pole, 415 V Ac, No. Of Built-In Auxiliary Contacts = 1 No, Rated Operational Current Ie = 63 Amp, Auxiliary Contacts = 2No + 2 Nc, Coil Voltage = 240 V Ac, Make -C&S / Siemens / L&T/Schneider Or Equivalent , Thermal Overload Relay, With Single Phasing Preventing Feature Inbuilt. Setting Range 57-66 A, Auxiliary Contacts - 1No+1Nc (Suitable For Above Contactor For S. No. 11), Make -C&S / Siemens / L&T/ Schneider Or Equivalent , Power Contactor, 3 Pole, 415 V Ac, No. Of Built-In Auxiliary Contacts = 1 No, Rated Operational Current Ie = 40 Amp, Auxiliary Contacts = 2No + 2 Nc, Coil Voltage = 240 V Ac, Make -C&S / Siemens / L&T/Schneider Or Equivalent , Thermal Overload Relay, With Single Phasing Preventing Feature Inbuilt. Setting Range 30-40 A, Auxiliary Contacts - 1No+1Nc (Suitable For Above Contactor For S.No. 13), Make -C&S / Siemens / L&T/Schneider Or Equivalent , Thermal Overload Relay, With Single Phasing Preventing Feature Inbuilt. Setting Range 23-32 A, Auxiliary Contacts - 1No+1Nc (Suitable For Above Contactor S. No. 13), Make -C&S / Siemens / L&T/ Schneider Or Equivalent , Led Semaphore Indicator, 220 Vdc, Moulded Case, Spl. Semaphore, Type - Vam12xf8005ad (For Reference), Diameter (Maximum) = 68 Mm, Panel Cut-Out = 51 Mm, With Suitable Adapter Plate Of Black Colour Of Size 83 Mm X 83 Mm And 1 Mm Thickness As Per Existing Mimic Diagram Of Control And Relay Panel , Led Semaphore Indicator, 220 Vdc, Moulded Case, Spl. Semaphore, Type - Vam12xf8005ad (For Reference), Diameter (Maximum) = 68 Mm, Panel Cut-Out = 51 Mm, With Suitable Adapter Plate Of Gray Colour Of Size 68 Mm X 68 Mm And 1 Mm Thickness As Per Existing Mimic Diagram Of Control And Relay Panel , Power Rectifier Diode (Blocking Diode) By127 B6, Make - Bel Or Equivalent. Technical Specification: (A) Maximum Average Forward Rectified Current 1 (B)Maximum Repetitive Peak Reverse Voltage 1250 V; (C) Maximum Rms Voltage 875 V; (D) Maximum Dc Blocking Voltage 1250 V; (E) Maximum Forward Voltage At 1A Dc 1.1 V; (F) Low Forward Voltage Drop (G) High Current Capability(H) High Surge Capability, Make - Bel Or Equivalent , Led Indication Lamp Single Steady Colour & Round In Shape Suitable For Voltage 220 Vdc And 11 Mm Dia. Panel Cut Out, Colour - White, Make - L&T / Vaishno Or Equivalent
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