Technical Specification for A.C. Single Phase, 2 Wire ... - WBSEDCL
Technical Specification for A.C. Single Phase, 2 Wire ... - WBSEDCL
Technical Specification for A.C. Single Phase, 2 Wire ... - WBSEDCL
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Sl.No.ParticularMin. Requirement as per <strong>Specification</strong> of<strong>WBSEDCL</strong>As offeredMaterialHigh Impact strength, non-hygroscopic, fireretardant, fire resistant, UV stabilised polycarbonate (Lexan 503R or equivalent)(b)(c)(d)(f)11.12.Meter coverTerminal BlockMaterialTerminal coverMaterialScrew(i) Material(ii) SizeInternal diameter of TerminalHoleCentre to Centre clearancesbetween adjacent terminalsHigh Impact strength, non-hygroscopic, fireretardant, fire resistant, UV stabilisedTransparent poly carbonate (Lexan 943A orequivalent)Material High Impact strength nonhygroscopic,fire retardant, fire resistant,UV stabilised poly carbonate (Lexan 500Ror equivalent)Barrier of adequate size shall be providedbetween phase and neutralHigh Impact strength, non-hygroscopic, fireretardant, fire resistant, glass rein<strong>for</strong>cedpoly carbonate (Transparent)& nondetachable with hinging arrangement(Lexan 943A or equivalent).Tin / Nickel Plated - BrassBidders to specifyMin. 5.5 mm13 mm13 Transducers(i)Input(ii) Output LCD(iii) Shunt resistivity Bidders to specify(iv) C.T. – no of turns -do-E-beam / spot welded Shunts shall beprovided in the phase element and C.T/Shunt/ HALL EFFECT SENSOR in theneutral.Voltage: Potential divider (PT less). Type of Register LCD suitable <strong>for</strong> operation up to 80 o C(i) No. of Digits 6 (integer only)(ii) Size of Numerals 8.0 X 5 mm (minimum)15. Display(i)On Scroll Mode & Auto displaymodeBoth required as per sequence mentionedin <strong>Technical</strong> <strong>Specification</strong> clause No.14
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