Central Ground Water Board Inverter & Battery Tender Raipur Chhattisgarh ISI/ISO Standards 2026

Tender Overview

The Central Ground Water Board (CGWB) invites bids for an inverter-based power solution in Raipur, Chhattisgarh. The procurement includes an inverter with defined output rating (KVA), specified input voltage range, inverter-mode output voltage, and a battery package with optional trolley/rack provisions. The package must include a battery with each inverter, and the system should support a suitable trolley or rack for battery storage. This procurement requires attention to installation readiness, potential volume adjustments up to 25%, and state-wise service presence. The assignment targets reliable power backup for field operations, with emphasis on performance within the defined electrical ranges and compatibility with ancillary battery hardware. A distinctive factor is the flexibility to accept broader input voltage ranges if performance criteria are met, and the necessity of including a battery and a battery-supporting stand or trolley.

Technical Specifications & Requirements

• Category: INVERTER: Output Rating (KVA) to be specified by bidder; confirm compatibility with CGWB load profiles.
• Input Voltage Range: Minimum required; wider input ranges acceptable if performance is met.
• Output Voltage (Inverter mode): Ensure standard operating voltage across load.
• Category: BATTERY: Provision of battery with each inverter for backup; specify battery type and minimum capacity.
• Minimum Battery Capacity: Expressed in Ah; write 0 if no battery is provided.
• Category: ACCESSORIES/TROLLEY/RACK: Provision of suitable trolley or rack for battery storage; verify compatibility with installed battery pack.
• The buyer's terms include a 25% quantity flex and a 30-day minimum delivery-time calculation; service-centre requirements apply in each state of consignee location; on-site or carry-in warranty terms determine service flow. CGWB may require establishment of a local service centre within 30 days of award if not present.

Terms, Conditions & Eligibility

• Quantity Flexibility: Purchaser may increase/decrease quantity by up to 25% during contract; extended delivery window calculated by (additional quantity/original quantity) × original delivery period, minimum 30 days.
• Service Centre: OEM/bidder must have a functional service centre in the state of each consignee location for carry-in warranty; if not present, establish within 30 days of contract award. Payment conditioned on documentary evidence of service capability.
• All other standard buyer terms apply to ensure warranty, installation, and post-sale support compliance.