e-NIT No.29 / EnM (WEST)/ 2019-20, Item No.17

Specification of Battery Charger Panel for 11 KV Jyoti HT panel: S. No. Specification of Battery Charger 30VDC / 20 Amp FCBC for Jyoti Make 11 KV HT panel 1 Type FCBC 2 Manufacturer Jyoti / MMAX / CORE / HENC 3 Make Jyoti / MMAX / CORE / HENC 4 Nominal Input Voltage 1 Phase 230 V ± 10% 5 Frequency of input Supply 50 Hz ± 5% 6 Nominal Output Voltage 30 V DC 7 Output Voltage Variation ± 0.05 V / cell at rectifier O/P 8 Nominal Output Current 20 A [10 A Battery + 10 A Load] 9 DC O/P Voltage setting 10 Nominal 30 V (15 Cells of 2 V / 100 AH SMF 11 Float @ 27˚C [2.25V / Cell ±5%] 33.0 V [Adjustable] 12 Boost @ 27 ˚C [2.25V / Cell ±5%] 34.5 V [Adjustable] 13 Ripple ≤ 5% RMS 14 Noise Level <65 DB 15 Static Stability INBUILT 16 Charging Method Auto Boost & Float 17 Operational ambient temperature range 0 ˚ C – 55 ˚ C 18 Boost Charging automatically and manually Both Mode Provided 19 Rectifier Block Type Thyristor-Diode full bridge half controlled 20 DC Filter type LC 21 Earthing From Body 22 Protection Degree IP – 30 23 Cooling Method Natural & by Fan 24 Structure Steel CRC 25 Steel Thickness 16 SWG as per IS 26 Structure Paint Powder Coating 27 Paint Shade RAL-7035 28 AC Volt Meter Type / Size / Range / Accuracy / Class Analog / 96X96 mm / 0-50 A / 1.5 29 O/P Volt Meter Type / Size / Range / Accuracy / Class Analog / 96X96 mm / 0-50 A / 1.5 30 O/P Ammeter Type / Size / Range / Accuracy / Class Analog / 96X96 mm / 0-50 A / 1.5 31 Battery Charge / Discharge / Size / Range / Accuracy Class Analog / 96X96 mm / 0-50 A / 1.5 32 I/P Breaker 16A DP MCB 33 Battery Breaker 25 A DP MCB 34 Load Breaker 40 A DP MCB 35 Outgoing Feeders 16 A DP MCB (3 Nos.) 36 Over Load Protection Electronic 37 Short Circuit Protection Electronic & MCB 38 O/P Over Voltage Protection Electronic 39 Rotary Switch 3 way 2 Pole 40 Rectifier Transformer 41 VA Rating 1200 VA 42 Winding Class F Copper Wire 43 Limits of Temperature rise over ambient of 50 ˚ C Not More than 90 ˚ C 44 Control & Electronics wiring 0.5 Sq. mm 45 AC Power Wiring 1.5 sq. mm 46 DC Power Wiring 6.0 sq. mm 47 Blocking Diode Provided 48 Standards Applicable Relevant IS & IEC 49 Push Buttons PB1-TEST, PB2- Hooter Accept 50 Indications Mains ON Mains FAIL Charger ON Charger FAIL Rectifier Fuse FAIL Filter Fuse FAIL DC OVERLOAD EARTH FAUL Control Supply FAIL

Installation Testing and Commissioning of New Battery charger panel for 11 KV Jyoti HT panel at Bodella BPS. The work includes dismantling of old BCP along with disconnection of cable from the main HT panel and BCP termination. Installation of new thimble and allied accessories. The work also includes civil work for dismantling of old BCP and installation of new BCP. Using all the safety measures, labor, tools and tackles. Finally testing and commissioning on NO Load and Load.

Packing and forwarding, freight unloading charges.

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