Goa University Tender

(e) 230 V AC Single phase, 80W rated strip type heater-2 Nos

(f) Potential transformer (PT) with drawable type PT having ratio 11 KV/110V/110V and out put of 50 VA per phase with accuracy class 1.0 for metering and 50 VA , 3P for protection. as per IS-3156 complete with HT and LT HRC fuses on primary and secondary sides respecitively- 01 No

(g) Current transformer resin cast CTs of ratio suitable for entire switchborad load with 5 VA burden and accuracy class 1 and 5P10 -01 (i) Digital Ammeter - 01 No (j) Digital voltmeter - 01 No (k) On/off/Trip indication - 01 No (l) 3 pahse RYB indication with lamps - 01 No (m) TNC Switch - 01 No (n) Trip circuit supervision healthy indication lamp - 01 No (p) Necessasry common Power pack suitable for 4 nos panels (The 230 V AC supply is available at site)

(Q) Numerical relay earth fault , over current, having suitable protection setting range -01 no 50/51/50N/51N/95/50BF as applicable

( r) Temperature sensors ( battery less, wireless suitable to mount directly on live bus bar) for monitoring of bus side ( RYB phase) and cable side ( RYB) temperature on HMI - 3 nos for each incomer and outgoing panels cable compartment only wireless Humidity sensors for each Cable chember to monitor Humidity.The temperature sensors reading should be possible on common HMI to be placed on LT door of any of any one panel. Temperature Sensor Specifications : - I. Shall be installed on conductors with direct contact to hot point, in order to achieve accuracy of +/- 2°C. II. Shall be self-powered (no auxiliary supply, no battery).III. Shall be able to communicate wirelessly. IV. Shall be approved according to IEC Standard 61010-1, IEC Standard 60068-2-6(SEP1001 - Vibration Test) and IEC 68-2-31 (SEP1002 - Drop Test), IEC 60068-2-27 (Shock Test), IEC 60721-3-3 (Shock Test), and UL Standard 61010-1.The make of temp sensors must be same as make of VCB.

(s) Illumination lamp with Power socket (t) Master trip reay - 1 no u) Hygrostst - 1 no

Following items are required for Transformer feeders or Outgoing feeder

(a) Panel enclosure - 1 No (b) Mechanical inter lock and automatic safety shutter gear 1 No (i) Asssembly of 3 nos vacum inerrupters ( The make of the vacuum intrupter should be same as make of VCB) (ii) Hand and motor operated spring charged, independent starting, tripping trip free operating mechanism with manual closing and tripping push buttons. (iii) Mechanical operation counter- 1 nos

(iv) Closing and Tripping coil. -1 no

(v) Breaker operated auxiliary switch 6 Nos and 6 N/C (vi) Bus bar chamber including set of 3 phase 630 Amps Almunium (e) 230 V AC Single phase, 80W rated strip type heater-2 Nos (g) Current transformer chamber incorporating 3 single phase resin cast CTs of ratio suitable for 1000 KVA transformer or sufficent rating for tie feeder . The CT ratio, suitable VA burden to be decided by OEM. The accuracy class 1 and 5P10 -01 Set (g) Rear cable termination, provision for termianting 1x3 core 120 Sqmm XLPE cable-01 No

(h) Digital Ammeter - 01 No (i) On/off/Trip indication - 01 No (j) 3 pahse RYB indication with lamps - 01 No (k) TNC Switch - 01 No (l) Trip circuit supervision healthy indication lamp - 01 No

(m) Digital Multifunction meter Model EM 6400 Accuracy Class -1 - 1 no

(n) Numerical relay earth fault , over current having suitable protection setting range -01 no

(o) Illumination lamp with Power socket (p) Master trip reay - 1 no (q) Aux Relays for OTI, WTI, Buchloz relay ( Applicable only on transformer feeder/s having provision for mounting the same in existing traformenr) (r) Hygrostst - 1 no

1. Loading, unloading ,shifting of new HT Panel 2. Removal of old HT panel and Installation testing commission of new HT panel, 3. Supply and termination of cable end termincation kits 03nos 4. ELECTRICAL INSPECTOR Lesioning approval work etc 5. Old panel BuyBACkfor panel of 01incomer and 02 outgoing