| 1 | Supply, installation and testing of Numerical Transformer Protection Relay (must communciate over IEC61850) in HT 11 KV Control Panel comprising of new and modern numerical scheme for detecting, indicating and tripping the breaker on faults Differential Protection, Buchholz, WTI, OTI, PRV, MOG, over-current and earth-fault in any of the three phases, Transient earth fault, phase discontinuity,Trip circuit supervision relay, DC supervision relay with 5% pick up for OC and 5% for EF. The relay shall also have the following features as minimum;
(i) Selectable CT input current 1A or 5A,
(ii) Disturbance recording upto 300 cycles,
(iii) 500 event record with time stamping,
(iv) Analog input from 4 CT and 3 PT.
(v) 10 DI (Digital input) & 6 DO (Digital output),
(vi) Communicable on IEC61850 protocol, Data retrieval through front USB port incl reqd lifetime licensed software for data retrieval,
(vii) Inrush protection,
(viii) Self monitoring,
(ix) Self supervision function.
The relay shall be fully integrated with the feeder, internally capturing feeder statuses Breaker On, Off, Spring Chrgd, Test, Service, AC-Fail, DC supervision relay, Trip circuit healthy relay, local remote, Line-Current, Transformer differential, Buchholz, WTI, OTI, PRV, MOG, PT fuse failure.
The relay shall be fixed on new 2mm CRCA sheet of matching existing control panel colour and suitable size covering all blank space formed by removing old mechanical type IDMT relay complete including associated wiring and integration with existing HT control panel, taking out old unsv relay complete all as specified and directed. "
Make : ABB/Schneider/Siemens | 2.000 | Each |
| 2 | M & L for necessary software/hardware for digital mapping of HT UG power cable routes with GPS co-ordinates and depth of the cable specified at every 100 mtrs, joints, turnings/ diversions or specified if any by Engr-in-charge along with submitting 03 sets of hard copy drawing and soft copy duly indicating cable specification & lengths from and to bldgs / substations to which they are connected and indicating cable route indicators complete all as specified and directed by Engr-in-charge.
Note : (i) The contractor will submit, explain and demonstrate technology / methodology being adapted for digital mapping on known route, submit the drawing and obtain prior approval from GE before proceeding with execution of this item.
(ii) All necessary T&P, manpower, consumables required for execution of this item shall be arranged by the contractor. | 500.000 | RM |
| 4 | M & L in replacement for hot dipped galvanised perforated cable tray of size 300mm - 450mm (Width), 40 mm (Height), GI sheet thickness not less than 1.2mm with top cover including fixing accessories to fix the cable tray on wall, supporting structure, on roof, on floor and fixing of cable on calbe tray i.e. nut, bolots, fastener (of suitable length) patti of cable size and gitti complete all as directed. | 220.000 | RM |
