Download Technical Description

ANNEXURE- A
1.
Scope
Following constant-voltage, constant-current type programmable DC power supplies are to be
supplied.
Item
No.
Item
1
Programmable DC Power Supply with
Constant voltage (CV) and Constant
Current (CC) Mode Operation.
Rating
0 - 15 V/ 0 - 200 A
Quantity
(Nos)
12
2.
Qualification criteria for bidders
2.1
The bidder should be original equipment manufacturer (OEM) of programmable power supply or
authorised representatives of OEM.
2.2
The original manufacturer shall operate under ISO 9001:2008 or equivalent Quality Management
System with manufacturing of Precision high current programmable DC Power Supplies under
the scope of certification. The Certifying Body (CB) must be accredited as per applicable
International Standard ISO 17021). The bidder shall submit a certificate to this effect along with
their bid. The ISO certificates submitted by bidders are subject to verification and bids with
certificates not conforming to ISO accreditation requirements shall be rejected.
Note :1) The name /contact address/email of the manufacturer as well as that of the bidder should be
mentioned appropriately. These contact details will be used for mailing official enquiry about
bids. Clarification/ information asked by the purchaser should be provided in the set time limit.
2) It is desirable that bidder provides information about orders executed for similar types of items
in last 3 years.
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2
Technical specifications :
Table 1
Sr. No.
Parameters
1
2
3
DC Output Voltage Range
DC Output Current Range
Operation mode
4
Constant Current Mode
a) Line regulation
Input: 3-phase 350 - 450 V ac
(or better) , 50 Hz
b) Load regulation
c) Stability (drift)
5
d) Setting resolution
Constant Voltage Mode
a) Line regulation
Input:3-phase 350 - 450 V ac
(or better) , 50 Hz
b) Load regulation
c) Stability (drift)
d) Setting resolution
Specifications
0 - 15 V or higher
0 - 200 A or higher
Constant voltage mode (CV) & constant current mode
(CC)
≤ 0.05 %
≤ 0.05 %
≤ 0.01% of rated current at constant line, load and
temperature during 8 hrs interval after 1 hr warm up
period.
≤ 0.1 A
≤ 0.05 %
≤ 0.05 %
≤ 0.01% of rated voltage at constant line, load and
temperature during 8 hrs interval after 1 hr warm up
period.
≤ 0.01 V
≤ 10 mV
7
Load voltage ripple at full load
(rms)
Protections
8
AC input
3-phase, 350 - 450 V ac ( or better) , 50Hz
9
Power factor
≥ 0.90 (at rated output power)
10
Efficiency
≥ 80 % (at rated output power)
6
Output over voltage and over current, output short
circuit and over temperature.
2
11
12
13
14
EMC (applicable standards)
a) Emission
EN 55022 / EN 55011 / EN 61000-6-3 / or equivalent
b) Immunity
EN 61000-6-2 / IEC 1000-4 / EN 61000-4 / or
equivalent
Analog programming &
monitoring
a) Voltage programming of
output voltage
b) Voltage programming of
output current
c) Output voltage monitor
0-5 V or 0-10 V (for 0-100 % Output Voltage)
d) Output current monitor
0-5 V or 0-10 V (for 0-100 % Output Current)
0-5 V or 0-10 V (for 0-100 % Output Current)
0-5 V or 0-10 V (for 0-100 % Output Voltage)
Local operation (Front Panel)
a) Local control
Supply ON/OFF, Supply Remote/Local selection,
Current set, Voltage set
c) Local status
Current and Voltage read back, Supply Remote/Local
status, Fault Status.
d) Local Setting Resolution (CV
mode)
≤ 0.01V
e) Local Setting Resolution (CC
mode)
≤ 0.1 A
Remote operation
a) Remote interface
Ethernet and Standard RS-485
b) Remote control
Supply ON/OFF, Supply Remote/Local selection,
Current set, Voltage set
c) Remote status
Current and Voltage read back, Supply Remote/Local
status, Fault Status.
d) Remote Setting Resolution (CV
mode)
≤ 0.01V
3
e) Remote Setting Resolution (CC
mode)
≤ 0.1 A
15
Safety (Applicable standards)
EN 60950 or equivalent
16
Operating temperature
(0 °C to 50 °C)
17
Operating humidity
Maximum 90% RH (non condensing)
18
Cooling
Forced air cooling
19
Dimensions
19'' rack mountable , Height ≤ 4U
20
Warranty
2 Years
4. Notes
4.1
The quotation must be supported with detailed catalogue/datasheet of the Programmable
DC power supply. Please note that only short- form catalogue/datasheet are not sufficient
for technical evaluation. The quotations without detailed catalogue/datasheet shall not be
considered.
4.2
The technical specifications (as given in Table 1 ) should be mentioned clearly. Bidder
has to specify the value/detail of the parameters and only "complied" or “as per your
specifications” shall not be acceptable.
4.3
If the bidder is not a manufacturer of the item, he must provide the authorization
Certificate from the manufacturer. Without Authorization certificate, offer will not
be considered.
4.4
4.5
It is mandatory for the bidder to fill and submit the attached questionnaire
(Annexure “B”) with every offer. Any offer submitted without the questionnaire
will not be considered.
The items must be supplied in the original packing of the manufacturer.
5. Acceptance criteria
The supplier should provide the test certificate of the power supplies including the long term
stability(8 hr run) test report. The power supplies will be tested at RRCAT for their proper
functioning as per tender specifications and will be accepted only after their performance is found
satisfactory.
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6. Delivery period
The item shall be supplied within six months of placement of purchase order.
7. Packing and transport
Supplier will be responsible for proper packaging, transport and safe delivery of the consignment
dispatched against this order. Packaging of the items shall provide adequate protection against
shocks, vibrations, corrosion and handling forces. The material shall be delivered as packed to
IRPSU, RRCAT Indore, India.
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Annexure “B”
Questionnaire
Sr.
No.
Clause
Put a tick mark in
appropriate column
Yes
No
1 Make of the offered item has been mentioned in the quotation.
2 Part/type number of the offered item has been mentioned in the quotation.
3 The part must have been mentioned in the manufacturer’s standard catalogue in
the respective category.
4 A copy of the catalogue mentioned in clause-3, highlighting the offered item,
has been attached with the quotation.
5 “A detailed data sheet that covers all the parameters mentioned in the
specifications as given in Table 1 of “Annexure A” above including relevant
curves of the important parameters and drawings has been enclosed.”
6 If the part is a custom made item, has the party given quality assurance
certificate/test facilities in the quotation?
7 Is the bidder the manufacturer of the offered part?
8 Is the bidder an authorized distributor/dealer for the supply of the offered part?
(If yes, attach a proof for the same.)
9 The part will be supplied in the original packing supplied by the manufacturer.
10 In any case, the quoting parties must commit to provide test report /
conformance certificate from the manufacturer at the time of delivery of
the items mentioning their batch code.
It is mandatory for the bidder to sign and submit this questionnaire with every offer. It may be
noted that no further communication will be made in this regard.
You may take copies of this questionnaire to attach them with different offers.
Please go through the above clauses and mark YES or NO in the appropriate fields. If a clause is not
applicable, mark NA in the corresponding box.
If a bidder quotes on behalf of two different principals both the offers will be rejected.
Name of the person signing this questionnaire:
Mr./Ms.________________________________________________
Address of the offer giving party:
M/s _______________________________________________________
__________________________________________________________
__________________________________________________________
Enquiry: DPS/IRPU/ _______________ /_________________________
Offered part no.:_____________________________________________
Quotation number:
Signature
Company’s Seal
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