WBPWD/AE/DHESD/eNIT-03/26-27.

Transformer Servicing Charge for servicing, cleaning inside and outside, testing of parameters including cheking of all accessories of the following Transformer: 500KVA Cast resin dry type transformer as per specification below: (Make: Voltamp ), 500 KVA, 3 phase, 50Hz, Delta / Star Indoor type, core type cast resin, three phase, copper wound, Off circuit Links, tapping range +5% to -5%, in steps of 2.5% Tap position configuration diagram shall be provided. Voltage ratio :11 KV / 415 Volt, Cooling: Air cooling

Dismantling the existing HT cable termination box and HT terminations of existing 01 nos 3 panel gear including racking out of 03 nos circuit breakers including retermination after necessary testing checking, meggering as required including submission the report of test result and reboxing up properly with licenced electricians as per direction of EIC.

Testing checking of different parameters of the all relays installed in the 03 panel gear including appropriation of the settings. All relays should be tested with primary injection with required current/ Voltage and appropriation of all settings of protective relays withing safety in respect of maximum allowable load current to use maximum power of transformers in safety zone including submission of comprehensive report.

HT 3 panel Gear Servicing Charge for servicing, cleaning, testing, control checking of all accessories of the following HT VCBs: 11KV, 630A, three panel metal clad VCB Panel (made from 2.5 mm CRCA/other higher standard alloy), indoor type, single tier fully compartmentalised, free standing, floor role type, IAC for 25kA for 0.1 sec, horizontal draw out type and having following components with given specification. (Make: CG) a) Circuit Breakers Type : Air insulated VCB, autoreclosing, system voltage :- 11kV + 5%, 50 Hz + 5%, 3 phase, rated voltage : 12 kV, rated current : 630A in 50 ° C ambient, Machanism- Trip Free, Breaking Capacity-26.3 kA at 11KV, Short time rating- 26.3kA for 3 sec. Basic insulation level- power frequency withstand. VCB operation- Motor operated spring charge mechanism. The used Breakers will comply with IEC 62271/ IS 13118. Qty. - 3 Nos. (One incomming & two Outgoing) Current Transformer C.T-1- 3sets I/C 11KV epoxy casted current transformer, CTR-150/5-5A, STR-25 ka/3 sec burden/acc class core-1: 15VA/cl 1 burden/acc class core-2: 15VA/Class 5p10 CT t sec-on p1 side, make-cgpisl/pragati/ecs/bmc/equi c.t-2- 3set o/g, 11kv epoxy casted current transformer, ctr:30/5-5 a str-25 ka/3 sec, burden/acc class core-1: 15va/cl 1 burden/acc class core-2: 15va/cl5p10, ct sec-on p2 side make-CGPISL/PRAGATI/ECS/BMC/EQUI (d) P.T.: [1 no. Line PT]- 1set voltage transformer type: 3 phase, 3 limb, drawout type, line connected, epoxy resin cast type VT VTR:11000/110 vac, burden/acc. wdg-1:100VA/Class 1.0 voltage factor - 1.2 continuous & 1.5 for 30sec, connection: star-star, make-cgpisl/equi. (e) Relays for protection and control: model and make : fg112d2 of cgpisl, case : drawout functions: three phase o/c & e/f (50/51/50n/51n), three phase o/v, u/v & ndr (27, 59) binary inputs 4 (configurable), voltage for binary inputs 110vdc binary outputs 8 (configurable) with hr & sr, auxiliary dc input 75-250vdc dimensions (wxhxd in mm) 236 x 177 x 300, panel cutout (wxh in mm) 231 x 159 wiring diagram ae022_01, make-cgpisl/equi., communication communicable: rear port: rs-485 (protocol: modbus), relay functions: 51/50/51n/50n/50bf binary inputs :-4 nos programable (bi voltage 110v dc)binary outputs :-6 nos programable (hr or sr), auxiliary voltage: 75-250vdc, wiring diagram ae147, master trip relay model: cglxh1/eq, case size: 96x96mm, aux contacts: 4no + 1nc, make-cgpisl/equi., aux. voltage:110v dc (f) Metering : For incomming - Digital Ammeter, Digital Voltmeter and Multi function meter. For Outgoing - Digital Ammeter. Multifunctional Meter Type: Flush mounted , sealed dustproof construction (Front - IP5X, Rear - IP4X), multifunctional Display : Alphanumeric LCD display having capability to display 3 parameters simultaneously with autoscaling scaling capabilities for Kilo, Mega, Giga Display Parameters : Voltage, Current, PF/ Frequency and all energy & power parameters with autoscrolling. Accuracy Class : 1.0 Keyboard :Front Panel Keyboard with auto keyboard lock and passward protection for setup parameters . Communication port : RS485. Communication Protocol : MODBUS Memory : Inbuilt memory for keeping back-up of Integrted . Data (Make : As per manufacturer's strandard) - 3 sets

LT Panel Servicing Charge for special servicing and overhauling of Air Circuit Breaker after opening the mechanical portion of circuit breaker and drawn out unit, checking the tripping unit arrangement & washing by CTC oil, reassemble the same for proper charging as per direction of EIC as per direction of EIC Panel-1 INCOMER FEEDER 1000A 4p 50ka MDO type ACB mp release- 3nos ( 2nos for I/C & 1no for bus-coupler) led indication lamp (R/Y/B), CT 1000/5A Class-1, VA-5 tape wound type 6A SP MCB, outgoing feeder, 800A 4p 50ka MDO type ACB mp release- 2nos [make- legrand]

Panel-2 INCOMER FEEDER 800a 4p 50ka mdo type acb mp release, led indication lamp (r/y/b) ct 1000/5a cl-1, va-5 tape wound type, 6a sp mcb, 400a 4p on load changeover switch OUTGOING FEEDER - I 630A TPN SFU with HRC, 400A TPN SFU with HRC, 63A TPN SFU with HRC

Add. G.S.T.@ 18% on total value.

Add. LWC.@ 1% on total value