Tender Overview
GEM (Government e-Marketplace) invites bids for an Automatic Contact Resistance Meter – 200A designed for auto offline measurement in live switchyards up to 765 kV. Located in Central Delhi, Delhi, the procurement emphasizes portability, robust accessories, and a rugged carrying case. Key differentiators include inbuilt cooling, PC communication, data export, and a minimum 1-year warranty post-commissioning. The instrument must operate on standard AC or DC power with adequate safety protections, suitable for EMI/EMC and environmental testing regimes. Precise measurement capabilities and repeatable results in live conditions are required.
Technical Specifications & Requirements
- Measurement Range: 0.01 μΩ to 3 Ω with auto-ranging capability
- Test Current: 200 A or higher (selectable 50 A, 100 A, 150 A, 200 A)
- Resolution: 0.01 μΩ up to 199.9 μΩ; 0.1 μΩ above 199.9 μΩ; 1 μΩ above 2 mΩ; 10 μΩ above 20 mΩ
- Accuracy: ±1% ± 1 Digit; Display: 4-1/2 digit LCD with backlight
- Operating Environment: 0°C to 55°C; Max Humidity 95% non-condensing; IP/safety compliance as per environment tests
- Power & Connectivity: 90-275V AC 45-65Hz or 100-300V DC; onboard display plus PC interface for data export
- Physical & Accessories: Inbuilt cooling, rugged carrying case, test leads and all essential accessories; compatible with EMI/EMC and safety/IP environmental tests
- Software & Data: Ability to test, store, export data; Windows PC communication; standalone kit with onboard controls
- Warranty: Minimum 1 year from commissioning; comprehensive coverage including cables and accessories
Terms, Conditions & Eligibility
- Warranty/Guarantee: Minimum 1 year from date of commissioning at the specified station
- Live Switchyard Capability: Suitable for automatic offline measurement in live switchyards up to 765 kV; repeatability and EMI immunity required
- Power & Cooling: Inbuilt cooling; compatible with single-phase supply (90-275V AC) or DC (100-300V)
- Documentation & Compliance: EMI/EMC, safety, IP/environment test compatibility; complete set of test leads and rugged carrying case included
- Delivery/Installation: Not specified in detail; bidder to confirm commissioning at client station and practical deployment in central Delhi facilities