| Amendment-IV |
| SPCIFICATION NO. CECT-548/10 FOR SUPPLY OF THREE PHASE RF METERS |
| Sl.No. |
Clause.No. |
Existing |
Amended as |
| 1 |
2.1 |
The supplied CMRI and
meter shall use universal definitions such as DLMS/COSEM for interoperability
of meters of different design and make |
Ammended as -" The supplied CMRI and Meters should have
interoperability among different make of meters and DLMS compatability as
optional." |
| 2 |
Clause 4, Sl.No.6 |
Resistance to Surge Voltage -
6 KV peak for 1 min including latest amendments as per IS 13779 |
Amended Surge voltage test
as High voltage Test |
| 3 |
Clause 5.1.6.3 |
The meter shall draw power for working of electronic circuit
from phase and neutral. In case of neutral missing, power shall be drawn from
a current transformer on the phase and neutral circuit and not through
battery. |
Clause deleted. |
| 4 |
5.1.12.2 , Note3
|
The back lit should not glow during power off and single wire
condition. |
Ammended as "The back lit should not glow during power off
condition". |
| 5 |
5.1.12.2 , Note 5
|
If the push button is pressed continuously for 2 minutes during
power off condition, then the display should be disabled for 30
minutes.
|
If the push button is pressed continuously for one minute
during power off condition, then the display should be disabled for 30
minutes.
|
| 6 |
5.1.12.2 |
Load Survey parameters - MD |
Amended the word MD as "Demand" |
| 7 |
8.0 (b) |
The MRI shall have
facility to store minimum 4000 nos. of meter’s data. |
The MRI shall have facility to store minimum 1000 nos. of
meter’s data. |
| 8 |
8.0 (e) |
The data downloading time (from meter to MRI) shall not
exceed 5 sec for each meter (with +2 sec. max tolerance time). In case of LPR
with mesh networking, time of reading for the next layer of meters may vary
and the additional time of +3 sec. for each added meter layer i.e. for each
hop shall be allowed. |
It shall be read as "the billing data downloading
time (from meter to MRI) shall not exceed 5 sec for each meter (with +2 sec.
max tolerance time). In case of LPR with mesh networking, time of reading for
the next layer of meters may vary and the additional time of +3 sec. for each
added meter layer i.e. for each hop shall be allowed". |
| 9 |
18.2 |
The meter
shall be provided with 2 nos. polycarbonate tamper evident seals which shall
be marked with “AP--PDCL”, company logo and shall be additionally laser
marked with serial no. matching with that of meter. The serial number of
meter is to be laser etched on the base as well as the cover of the meter box |
The meter
shall be provided with 2 nos. polycarbonate tamper evident seals which shall
be marked with “AP--PDCL”, company logo and shall be additionally laser
marked with serial no. matching with that of meter. |
| METER BOX |
| 10 |
5 |
The top cover of the meter box should be of
Non push fit type having at least 4 self locks…. |
Ammended as,
"The top cover of the meter box should be of Non push fit type." |
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other terms and conditions of the tender specification remains
unaltered. |
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Sd /- |
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CHIEF GENERAL MANAGER/P&MM |
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