West Bengal Electricity
WEST BENGAL STATE ELECTRICITY DISTRIBUTION COMPANY LIMITED Technical Specifications for A.C. Single Phase , 2Wire Solid State ( Static) Fully Electronic Energy Meter Accuracy Class: 1.0 , Current Rating (5-30) A, With Backlit LCD Display for 240 V System Fitted inside Pilfer Proof Meter Box
1.0 SCOPE a) This specification covers design, engineering, manufacture, testing, inspection and supply of A.C. Single phase, two wire solid state (static) fully electronic energy meters of accuracy class 1.0 and current rating (5-30) A, with backlit LCD display for 240 Volt systems as per requirement in this specification and pilfer proof meter box (PPMB) made of engineering plastic, FR grade with self extinguishing property suitable for single phase meter. The meter should be capable of recording and displaying energy in KWH and demand in KW for single phase two wire A.C. loads respectively for power factor range of Zero lag – unity – Zero lead. Meters should have facility/ capability of recording tamper information. b) It is not the intent to specify completely herein all the details of the design and construction of meter. However the meter shall conform in all respects to high standards of engineering, design and workmanship shall be capable of performing commercial operation continuously in a manner acceptable to WBSEDCL, who will interpret the meanings of drawings and specification and shall have the right to reject any work or material which in its judgment is not in accordance therewith. The offered meter shall be complete with all components, accessories necessary for their effective and trouble free operation of the system for the purpose mentioned above. Such components shall be deemed to be within the scope of bidders supply irrespective of whether those are specifically brought out in this specification and / or the commercial order or not. The original manufacturers of LT A.C. static energy meters shall only quote against this tender. In case of foreign
1.0 SCOPE a) This specification covers design, engineering, manufacture, testing, inspection and supply of A.C. Single phase, two wire solid state (static) fully electronic energy meters of accuracy class 1.0 and current rating (5-30) A, with backlit LCD display for 240 Volt systems as per requirement in this specification and pilfer proof meter box (PPMB) made of engineering plastic, FR grade with self extinguishing property suitable for single phase meter. The meter should be capable of recording and displaying energy in KWH and demand in KW for single phase two wire A.C. loads respectively for power factor range of Zero lag – unity – Zero lead. Meters should have facility/ capability of recording tamper information. b) It is not the intent to specify completely herein all the details of the design and construction of meter. However the meter shall conform in all respects to high standards of engineering, design and workmanship shall be capable of performing commercial operation continuously in a manner acceptable to WBSEDCL, who will interpret the meanings of drawings and specification and shall have the right to reject any work or material which in its judgment is not in accordance therewith. The offered meter shall be complete with all components, accessories necessary for their effective and trouble free operation of the system for the purpose mentioned above. Such components shall be deemed to be within the scope of bidders supply irrespective of whether those are specifically brought out in this specification and / or the commercial order or not. The original manufacturers of LT A.C. static energy meters shall only quote against this tender. In case of foreign