Supply of 3 phase ARC Welding Machine

SCOPE AND SPECIFICATION OF SUPPLY Tenderer : Spec / Remark: Tenderer are required to respond with distinctive answers to each specification line item, unless explicitly instructed to provide specific data. Failure to answer correctly, or failure to respond, may deem your tender as non-responsive. All line items with a “NO” response and requires deviation, shall be explained in detail with supporting documents. The declaration stated here will be regarded as legally obligatory for the tender evaluation

SCOPE AND SPECIFICATION OF SUPPLY

The scope of the project is to Supply, Testing and Commissioning of ARC Welding machine in V&E workshop

I. Supply, Testing and Commissioning of ARC Welding machine in V&E workshop at BIAL wrt scope of work under the technical specifications mentioned below.

II. Any additional material, parts & services which are not specifically mentioned here, but are required to make the equipment complete in every respect in accordance with the technical specification for safe, trouble free & efficient operation and guaranteed performance, shall be deemed to be included within the scope of this specification.

1. Technical Specifications:

1.1 Standards: IS 4559:1993 / EN 60974-1

1.2 Type: Inverter ARC/MMA Welding Machine

1.3 Output Current :20 - 250 Amps

1.4 Input Voltage: 220-230V AC, Single Phase, 50 Hz

1.5 Input Power: 4 to 7.5 kVA

1.6 Duty Cycle: 60% at full load

1.7 Open Circuit Voltage :70-80 V

1.8 Electrode Size :1.6 mm to 4.0 mm

1.9 Welding Process: MMA / Stick Welding

2.0 Technology: IGBT Inverter

2.1 Efficiency: ≥ 85%

2.2 Power Factor: ≥ 0.93

2.3 Cooling Method: Forced Air Cooling

2.4 Insulation Class: H

2.5 Protection Class: IP21S / IP23

2.6 Current Adjustment: Stepless

2.7 Weight :5-11 kg

2.1 Welding Holder with Cable

2.2 Earthing Clamp with Cable

2.3 Helmet -02 Nos

2.4 Input Power Cable

2.6 Starter Consumable Kit

3.Safety Features

3.1 Overload protection.

3.2 Over-voltage protection.

3.3 Under-voltage protection.

3.4 Short-circuit protection.

3.5 Cooling fan protection.

3.6 Digital display for welding current and voltage.

3.7 Emergency stop switch

3.8 Safety Features: Hot Start, Arc Force, Anti-Stick, Overload Protection & Thermal Protection

5. Test Report: Relevant test reports and certifications to be provided to meet the requirements of the applicable statutory compliance standards.

6. Warranty: Warranty Certificate valid for 24 months from date of commissioning

Resolution time during warranty period: a) Successful bidder should resolve any breakdown of the system due to manufacturing defect within 72 hours from the time of intimation. The intimation will be phone call fallowed by a mail.

b) Failing which a penalty of INR. 5000/- per day will be levied on agency and which will be recovered from the Performance Bank Guarantee.

a) The tenderer should send his technical person at his own cost to Bangalore International Airport Ltd. for 02 days to train operational staff in the operation, Do’s & Don’ts of the machine and to carry out routine maintenance

b) The entire training cost shall be included in the proposal.

a) The successful tenderer should supply 01 sets of operation manuals in English language.

a) The tenderer should also submit a list of deviations, if any, of the offered system than specified in the tender document.

b) In case the offered system has advantages or superior points than specified in the technical document, the tenderer can list out such advantages. BIAL will be the final authority to consider or reject such deviations.

10. Annual Maintenance Contract:

a) Bidder should provide post warranty Five-year annual maintenance contract.

b) During AMC period Monthly One visit for one day is to be done by successful bidder for maintenance and upkeep of equipment.

c) Success bidders should resolve any breakdown of the system due to manufacturing defect or wear and tear within 72 hours from the time of intimation. The intimation will be phone call followed by a mail.

d) Failing which a penalty of INR. 5000/- per day will be levied on agency and which will be recovered from the Performance Bank Guarantee.