Common use of Meter Hardware Clause in Contracts

Meter Hardware. 4.1. A push button for reading the display manually must be provided. As mentioned in Item (3.13). 4.2. The meter shall have the facility to be read even if the power is not present. 4.3. The Non-volatile memory minimum retention time shall not be less than 20 Years which has to be confirmed by an official certificate. And the memory shall be replaceable and compatible with a slot (adapter) provided by supplier, so that the memory can be read externally in case of meter failure or damaging. 4.4. The battery shall be changeable easily (inside sealed cover) and the lifetime shall not be less than 15 years which has to be approved. And the meter shall continue to operate even if the battery is lost for any reasons. The battery should not be used if the meter is connected to power. 4.5. The lifetime of the offered meter has to be not less than (20 years) which has to be confirmed by an official certificate. 4.6. The lifetime of the offered LCD has to be not less than (20 years) which has to be confirmed by official certificate. 4.7. During the meter lifetime it doesn’t require any calibration or maintenance, stability of meter accuracy should be guaranteed. The lifetime of the meter has to be confirmed by an official organization. A certificate to this effect has to be provided. 4.8. The meter shall be equipped with four LED’s: 4.8.1. Active Energy Impulse LED for meter testing, and the meter constant shall be in from of impulse/ KWh. And this LED should have not less than 2 cm from any other LED. 4.8.2. Reactive Energy Impulse LED for meter testing, and the meter constant shall be in from of impulse/ KVARh. And this LED should have not less than 2 cm from any other LED. 4.8.3. Alarm LED: the description is in point 7.0. 4.8.4. Power and Relay LED: the description is in point 10.0. 4.9. The meters shall not generate waves or harmonics which might affect the neighboring electrical instruments or super imposed on power lines and shall not be affected by power failure that may prevent control of the meters. 4.10. The meter shall have a case which provides an ingress protection rating of IP54 in accordance with IEC 60529:1989 with extended terminal cover having rigid and homogeneous thickness without knock out grooves (weak areas) to prevent access to the feeding wires. 4.11. The enclosures of meters should be capable of being easily sealed with lead and two steel wire seals (the seals will supplied and installed by IDECO as per our ▇▇▇▇▇▇▇ with 1mm diameter for each), one of them is a large plastic sealed, and the hole shall be with suitable size for using two sealing wires easily. 4.12. The extended terminal cover (100 mm) shall be capable of being easily sealed with lead and wire large plastic seal to prevent any accessing to the feeding wires. 4.13. Materials of the main cover of the meter shall be non-transparent white color and the terminal cover shall be clear transparent, both covers must be high resistive to fire hazards. It should be of sufficient strength to protect the working parts and to be adequate to protect the meter against mechanical injury. It shall not be affected by chemical materials used for cleaning purposes specially the meter's LCD. The quality of materials should be fully complying with the all tests according to IEC. 4.14. The meter should be of the front-connected type with a hanging device provided and fitted on the base compatible with modern test rack fixings. 4.15. The equipment in this specification should be capable of accepting any size of conductor in the range 6 mm2 up to 35 mm2 of stranded copper or Aluminum conductor PVC or XLPE insulated and it should be compatible with our test bench. 4.16. Terminals of meters shall be arranged as the following: Reading left to right when facing the front of the meter case. 4.17. The width of the terminal block shall not exceed 170 mm and according to DIN 43857.The terminals shall be made of nickel- coated brass (bimetallic) material to enable a good electrical contact in hot and humid conditions. The fixing screws shall also be nickel- coated brass material to enable a good contact and prevent loosening at heat. And the terminal should be compatible with our test bench (▇▇▇▇). And the screw position should be ready to test. 4.18. The meter base, terminal cover of extended type and main cover should be made of suitable rigid plastic material of adequate mechanical and insulation qualities and the meter connection drawing should be provided under terminals cover. 4.19. Each supplied meter shall have a serial number as our ▇▇▇▇▇▇▇ for numbering printed in numbers and bar-code 128 Type-C on property plate at the front of the meter to be easily read by IDECO hand held unit "Bar-Code reader”. The serial number should be parameterized inside each meter to express its unique identity by manufacturer. 4.20. The tenderer must state the power consumption for the meter with its internal circuits. And also state the power consumption for every compatible modem.

Meter Hardware. 4.1. A push button for reading the display manually must be provided. As And this list of registers shall be separate from the auto cycle mentioned in Item (3.133.14). 4.2. The meter registers shall have the facility to be read even if the power is not present. 4.3. The Non-volatile memory minimum retention time shall not be less than 20 Years which has to be confirmed by an official certificate. And the memory shall is preferred to be replaceable and compatible with a slot (adapter) provided by supplier, so that the memory can be read externally in case of meter failure or damaging. 4.4. The battery shall be changeable easily (inside sealed cover) and the lifetime shall not be less than 15 years which has to be approved. And approved and the meter shall continue to operate even if the battery is lost for any reasons. The battery should not be used if the meter is connected to power. 4.5. The lifetime of the offered meter has to be not less than (20 years) which has to be confirmed by an official certificate. 4.6. The lifetime of the offered LCD has to be not less than (20 years) which has to be confirmed by an official certificate. 4.7. During the meter lifetime it doesn’t require any calibration or maintenance, stability of meter accuracy should be guaranteed. The lifetime of the meter has to be confirmed by an official organization. A certificate to this effect has to be provided. 4.8. The meter shall is preferred be equipped with four LED’s:’s operation (alarm and power operation can be use one LED so thee total will be 3 LEDS): 4.8.1. Active Energy Impulse LED for meter testing, and the meter constant shall be in from of impulse/ KWh. And this LED should have not less than 2 cm from any other LED. 4.8.2. Reactive Energy Impulse LED for meter testing, and the meter constant shall be in from of impulse/ KVARh. And this LED should have not less than 2 cm from any other LED. 4.8.3. Alarm LED: the description is in point 7.0. 4.8.4. Power and Relay LED: the description is in point 10.0. 4.9. The meters shall not generate waves or harmonics which might affect the neighboring electrical instruments or super imposed on power lines and shall not be affected by power failure that may prevent control of the meters. 4.10. The meter shall have a case which provides an ingress protection rating of IP54 in accordance with IEC 60529:1989 with extended terminal cover having rigid and homogeneous thickness without knock out grooves (weak areas) to prevent access to the feeding wires. 4.11. The enclosures of meters should be capable of being easily sealed with lead and two steel wire seals (the seals will supplied and installed by IDECO as per our ▇▇▇▇▇▇▇ with of 1mm diameter for each), one of them is a large plastic sealed, and the hole shall be with suitable size for using two sealing wires wire seals easily. 4.12. The extended terminal cover (100 mm) shall be capable of being easily sealed with lead and wire large plastic seal to prevent any accessing to the feeding wires. 4.13. Materials of the main cover of the meter shall be non-transparent white color and the terminal cover shall be clear transparent, transparent both covers cover must be high resistive to fire hazards. It should be of sufficient strength to protect the working parts and to be adequate to protect the meter against mechanical injury. It shall not be affected by chemical materials used for cleaning purposes specially the meter's LCD. The quality of materials should be fully complying with the all tests according to IEC. 4.14. The meter should be of the front-connected type with a hanging device provided and fitted on the base compatible with modern test rack fixings. 4.15. The equipment in this specification should be capable of accepting any size of conductor in the range 6 1.5 mm2 up to 35 6 mm2 of stranded copper or Aluminum conductor PVC or XLPE insulated and it should be compatible with our test bench. 4.16. Terminals of meters shall be arranged as the following: Reading left to right when facing the front of the meter case. 4.17. The width of the terminal block shall not exceed 170 mm and according to DIN 43857.The terminals shall be made of nickel- coated brass (bimetallic) material to enable a good electrical contact in hot and humid conditions. The fixing screws shall also be nickel- coated brass material to enable a good contact and prevent loosening at heat. And the terminal should be compatible with our test bench (▇▇▇▇). And the screw position should be ready to test. 4.184.17. The meter base, terminal cover of extended type and main cover should be made of suitable rigid plastic material of adequate mechanical and insulation qualities and the meter connection drawing should be provided under terminals cover. 4.194.18. Each supplied meter shall have a serial number as our ▇▇▇▇▇▇▇ for numbering printed in numbers and bar-code 128 Type-C on property plate at the front of the meter to be easily read by IDECO hand held unit "Bar-Code reader”. The serial number should be parameterized inside each meter to express its unique identity by manufacturer. 4.204.19. The tenderer must state the power consumption for the meter with its internal circuits. And also state the power consumption for every compatible modem. 4.20. There shall be two batteries for the meter. One for the RTC circuit, and one for the main meter functions. And the minimum capacity for each one must be at least 1.2 Ah. Using larger battery capacity or using CMOS-RAM instead of an EEPROM to save the RTC will be highly recommended.