Industry Questions and Answers 2.pdf

Contractor Questions 2

1. Part of SOW: Contractor will connect to existing electrical connection: 3PH, 208/230/460, 60HZ! Wich of the 3 volts will be used?

Existing voltage is 208V. Pumps should have different voltage settings if available.

2. Part of SOW: 8’-4” Head (Man Hole total 8’-9”): Is this the total or final head?

Total head will have to be verified on field when manhole is empty for repair.

3. Part of SOW: Connect new pumps and new limit floats to existing PLC control box. The panel could be mechanical type (PRASA standard) or with PLC type? If PLC type, what specs for the programming?

Mechanical Type includes a fault alarm light outside the mechanical room.

4. Part of SOW: Provide and install limit floats, two per pump, high and low level: This is not standard for automatic control panel for a dual pump system. Should be 5 floats?

please clarify

Use 5 floats standard.

5. Part of SOW: Provide and install two new pumps (similar to existing) to include: Pump can be manufactured outside US territory but purchase on the USA. Complying with Hydraulic Institute?

No. There’s no waiver to the Buy American Act. Pumps have to be US manufactured.