Phase 4 â Wire L.T. Solid State ( Static) Whole Current ... - WBSEDCL

More documents

Recommendations

Info

ANNEXURE – VLIST OF TESTS TO BE CARRIED OUT ON MOULDED SHEET MOULDED COMPOUND METER BOXESSl no.Name of Indianstandard/equivalent internationalClauseRef.TestrequirementTest particularsType Routine Acceptance1. IS : 14772 Marking T A2. As per Co.’s Drg. Clause 9 Dimensions T R A3. IS : 14772 Clause 9 ProtectionT R Aagainst electricshock4. IS : 14772 Clause 02 Construction T R A5. IS : 14772 Clause 02 Resistance to Tageing, to humidcondition, toingress of solidobject and toharmful ingressof water6. IS : 14772 Clause 02 MechanicalTstrength7. IS : 14772 Resistance to Theat8. IS : 14772 Resistance to Ttracking9. IS: 8620/1996 Test for Tresistance toheat & fire. Glowwire t6est at 650 0C as per cl.4 to10 of IEC 695-2-1.10. IS:13411 Heat deflectiontemp.(Min.150 0 C.)11. IS :4249 SelfExtinguishingproperty of spiritburner test.12. IS / ASTM Melting point-1800 C(Minimum)13. IS :8623/1993 (Part-1)18.2.2.2Verification of dielectricproperties,insulationtestT R AT R ATTA36
with 500V DCMegger.14. CIPET/IRSpectrometryMaterialidentification15. IS :13411/1992 Test for waterabsorption(Max. 0.35%)Note: Applicable degree of protection shall be IP 42 or better.Legend: T=Type Test, R=Routine Test, A=Acceptance Test.TTANNEXURE –VIGUARANTEED TECHNICAL PARTICULARS OF THREE PHASE METER BOX :Sl.no Description Detailed requirement Offered1 Name and address of manufacture2 Material Thermosetting Plastic3 Grade of MaterialSMC/DMC Ref.Standard IS:13410-19924. PROPERTIES OF MATERIAL OFCONSTRUCTION OF METER BOX(a)Heat Deflection Temperature(Ref.Std.IS: 13411)150ºC (Minimum)(b) Exposure to flame (Ref.Std.IS: 4249) Self-extinguishing(c) Melting Point (Ref.Std.IS: 13360) Should not melt above 180°C(d) Tensile Strength 50 Mpa (Minimum)(e) Flexural Strength 90 Mpa (Minimum)(f) Modulus of Elasticity 2000 Mpa (Minimum)(g) IZod impact strength notched,230° C 8 KJ/Sq M (Minimum)5. CONSTRUCTIONAL FEATURES OFTHE BOX(a) Clear inside dimensions of Meter Box Refer Drawing.i. Height 400 mmii. Width300 mmiii.Depth200mmiv. Rust and Vermin proofingNeoprene Rubber Gasket NRG(b)Toughened Glass/Transparent(a) Material of transparent coverPolycarbonate with Rubber Gasket(b) Size of opening (Min.)175 mm x 85 mm(c) Min. thickness of cover2 mm(d) Fixing methodFixed from inside with rubber gasketFarthing arrangement1 No. Earthing Bolt of M.S.ZincPassivated of size M8 x 25mm longwith 2 nut & 2 washer each(c) Sealing arrangement Holes for wire seal (2 nos.)(d)MS Cable glands fixed on both<strong>Wire</strong> entrysides by check nuts to be provided.37
Page 5 and 6: h) Operating Frequencyi) Principal
Page 7 and 8: B. Push Button mode :In addition to
Page 9 and 10: Snapshot values of Phase Voltage, P
Page 11 and 12: 20.0 TECHNICAL SUPPORT, MANUALS & T
Page 13 and 14: The exhaustive on-line help should
Page 15 and 16: 5.0 INSPECTION :The purchaser may c
Page 17: 8.0. MANUFACTURING ACTIVITIES:All t
Page 20 and 21: 7. Power Supply The power supply sh
Page 22 and 23: Sl. No. Particular Min. Requirement
Page 24 and 25: Sl. No. Particular Min. Requirement
Page 27 and 28: Annexure - IIISl.No.ComponentFuncti
Page 32 and 33: SCOPE :TECHNICAL SPECIFICATION FOR
Page 34 and 35: meter is to be installed in the Met
Page 38: (e) Colour of meter box Grey/Off Wh

Phase 4 â Wire L.T. Solid State ( Static) Whole Current ... - WBSEDCL

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?

Phase 4 â Wire L.T. Solid State ( Static) Whole Current ... - WBSEDCL