BoQ - MSB MSGR VRF System Replacement.pdf

No. DESCRIPTION QUANTITY

UNITY COST

TOTAL COST

1 Protection of floor and surfaces with cardboard sheeting and poly sheets lump sum

Removal of all furniture that may impact on the correct execution of the work and transportation to a storage location as directed by the COR, within the Tri‐Missions Campus.

lump sum

Recover all the refrigerant gas. This gas cannot be reused for the new system and must be disposed at

Contractor’s expenses.

lump sum

4 Removal of the existing VRF outdoor and indoor units and transportation to authorized landfill lump sum

5 Clean existing refrigerant piping lump sum

Removal and storage of the existing lighting fixtures and removable false ceiling and transportation to a storage location as directed by the COR, within the Tri‐Missions Campus. Lighting fixtures will be modified and reinstalled at the end of the work lump sum

7 Wall finishing and painting of the walls to restore them to their original conditions lump sum

8 Demolition of the existing false ceiling at 2nd floor lump sum

Supply and installation of new 3‐pipes VRF systems as described in the drawings. Air conditioning system includes outdoor type VRF heat pump units, insulated copper pipes, drainpipes, indoor units, bus cables, wall mounted control units, air ducts, flexible air ducts, plenums, air supply and return grids, fixtures, brackets, etc. Start‐up of the unit must be performed by manufacturer authorized technicians.

lump sum

10 Connect and configure the new VRF system to the existing control panel. lump sum

11 Supply and installation of new electrical cables to feed all the internal units and the outdoor units lump sum

Supply and installation of BUS communication STP cable (0,75 mm / AWG 18) to connect all the indoor units and the outdoor units. If total length exceeds 1000 meters the contractor shall install 2 mm /

AWG14.

lump sum

Modify existing drain lines for the new internal units. The drain line shall be realized with sufficient slope

(at least 1,5%) to allow condensate drain by gravity.

lump sum

Inspect and clean the air distribution ductwork (both supply and exhaust) with robotized brushes. While cleaning, one end of the ductwork must be connected to an exhaust fan (to be installed outside), equipped with an HEPA filter on the exhaust. This will prevent dust and germs to spread out.

lump sum

15 Modify existing ductwork to fit new equipment. lump sum

Replace the existing electrical panels with two new wall mounted IP 65 ones, with terminals and solid door electrical distribution panels. Supply and install the new electrical cables as described below. The new panels shall be composed of:

oMagneto thermic, DP main breaker: 4 poles 45A, Ith:45A, Im:450A, Icu/Icn: 6kA oMagneto thermic and GFCI serving the Outdoor unit 1: 4 poles 16A (C curve), Ith:16A, Idn: 0.3 (B type), Im:200A, Icu/Icn: 6kA – electrical cable: Cu/EPR‐XLPE 5G1.5 – FG16OM16 oMagneto thermic and GFCI serving the Outdoor unit 2: 4 poles 16A (C curve), Ith:16A, Idn: 0.3 (B type), Im:160A, Icu/Icn: 6kA – electrical cable: Cu/EPR‐XLPE 5G1.5 – FG16OM16 oMagneto thermic and GFCI serving the Indoor unit (zona lavanderia): 2 poles 10A (K curve), Ith:10A, Idn:

0.03 (AC type), Im:100A, Icu/Icn: 6kA – electrical cable: Cu/EPR‐XLPE 3G1.5 – FG16OM16 oMagneto thermic and GFCI serving the Indoor unit (zona salone): 2 poles 10A (K curve), Ith:10A, Idn:

0.03 (AC type), Im:100A, Icu/Icn: 6kA – electrical cable: Cu/EPR‐XLPE 3G1.5 – FG16OM16 lump sum

Supply and install new electrical cable: Cu/EPR‐XLPE 5G10 – FG16OM16 from the existing MDP to the new

Distribution Panel, located near the new external units lump sum

Supply and install new electrical cables Cu/EPR‐XLPE 3G2.5 – FG16OM16 from the new distribution panel to the exising distribution panel located in the Marine House. Connect the cable to the existing indoor units distribution system.

lump sum

Install R410a refrigerant gas detectors in the sleeping rooms. The detectors shall activate an audible alarm and shall comply with UNI EN 378‐3:2021. The detector shall be connected to the existing BAS Trane

Tracer ES and shall report any alarm to the BAS central control station. Contractor shall supply and install all the equipment and materials needed to realize the connection to the BAS.

Test and balance of the system in both heating and cooling mode. Start‐up of the unit must be performed by Manufacturer’s authorized technicians.

lump sum

21 Costs for safety lump sum

Total

Euro 2,200.00