Rental of Temporary HVAC System w/ Exhaust Blowers & Heaters

Temporary HVAC System Spec #: HVAC97103052026 Rev: Orig 1 of 13 STATEMENT OF WORK 1. SCOPE 1.1. Portsmouth Naval Shipyard (PNSY) is seeking to lease a temporary HVAC & Exhaust system with steam heat connecƟons, but electric heat is an acceptable opƟon if the rental industry cannot support the steam request. 2. REFERENCES 2.1. Issues of PublicaƟons - The following documents in effect on the date of this requested proposal is a part of this specificaƟon to the extent applicable, or as specified herein. Within the specificaƟon, they shall be referred to by their basic designaƟon only. 2.1.1. Government 2.1.1.1. US Federal standard A-A-59326: Standard for cam acƟon couplings. 2.1.2. Nongovernment 2.1.2.1. Spark Resistant ConstrucƟon (SRC: AMCA Standard 99-0401-86) Type C 2.1.2.2. AHRI Standard 410 2.2. Order of precedence - In the event of conflict between the text of this specificaƟon and that of the references cited above, the text of this specificaƟon shall take precedence. Nothing in this specificaƟon, however, shall supersede applicable laws or regulaƟons unless a specific exempƟon has been obtained. 3. TECHNICAL REQUIREMENTS 3.1. Component List PIECE NO. QTY. NAME OF PART Table Section V-01 1-3 HVAC Unit: Triple Coil Unit 1 & 1A 4.3-4.5 4.7-4.14 V-03 4 Industrial Exhaust Blower 5 4.4, 4.8- 4.14 V-04 7 Electric Fan Coil Unit- Heater (150 KW) 6 4.4, 4.8- 4.14 V-05 2 230 Ton Chiller 2 4.1-4.3, 4.5, 4.6, 4.8-4.14 V-06 2 Chilled Water Pump: 600 GPM 3 4.1-4.5, 4.8-4.14 V-07 1,000 FT 6 IN Dia Chilled Water Hose 4 4.2, 4.3, 4.5 V-08 4 6 IN Dia. 90 Degree Elbows 4 4.2, 4.3, 4.5 V-09 1,000 FT 4 IN Dia Chilled Water Hose 4 4.2, 4.3, 4.5 V-10 10 4 IN Dia. 90 Degree Elbows 4 4.2, 4.3, 4.5 V-11 4 Chilled Water X Manifold 4 4.2, 4.3, 4.5 V-12 4 CHW Adaptors / Transition Fittings 4 4.2, 4.3, 4.5 -- 1 of 13 -- Temporary HVAC System Spec #: HVAC97103052026 Rev: Orig 2 of 13 V-13 14 Emergency Remote Stop (E-Stop) 7 5.2.4.1.7 3.2. Alternate Component List PIECE NO. QTY. NAME OF PART Table. Section V-02 0-2 HVAC Unit: Dual Coil Unit 1 4.3-4.5 4.7-4.14 Table 1: Dual Coil HVAC Unit Maximum Dimensions 21 ft long, 8.5 ft wide, 17,000 lbs Emergency Stop Must be pre-wired for, compatible with, and supplied with, Emergency Remote Stop (E-Stop) (See Table 7 for E-Stop Requirement) Fabrication All components must be fully integrated within single housing equipped with appropriately rated overhead lifting points. Power Supply 480 VAC Nominal / 3 Phase / 400FLA max. Electrical Connections Camlok Style (J Series locking style i.e. 1016 series) Process Air Minimums Four outlets. (All outlets must be 20” diameter, each, capable of connecting 20” flex duct). 20,000 CFM (5,000 per outlet) at 7 inches External Static Pressure TEFC Premium Motors, VFD fan controller capable of ≤50% of rated airflow Tightly sealed non-detachable process air inlet/outlet. Detachable covers are permitted. Process Air Filtration Moisture Separator/Demister type filtration for purging 98% of the moisture. Paper or fibrous filtration media is NOT ACCEPTABLE. Metal process air inlet filters Electric Heater Minimums 240KW electric heating element, thermostatically controlled to discharge air temperature set point. Cooling Coil Ton (min) 120 Tons with 42F entering chill water and 10F ΔT thermostatically controlled. Cooling Coil Connection 4” non-ferrous, non-galvanized, metal cam and groove quick-disconnect style per reference 2.1.1.1, with manual air bleed valves Table 1A: Triple Coil HVAC Unit: Option Steam Heat Minimum 2.0 MMBH Steam Connection Type 1½” FNPT × ≥3 EA Inlet, ¾” NPT Condensate drain Steam Trap PSI Minimum 150 PSI *NOTE: If industry cannot support the desired Triple Coils, an opƟon is to provide one Triple Coil (Table 1 and Table 1A) and two units meeƟng Table 1 specificaƟons. -- 2 of 13 -- Temporary HVAC System Spec #: HVAC97103052026 Rev: Orig 3 of 13 Table 2: 200-230 Ton Air Cooled Chiller Unit Maximum Dimensions 27.5 ft long, 8.5 ft wide, 22,000 lbs Safety Must have a low-flow switch (not a pressure differential switch). Fabrication All components (with sole exception of the pump) must be fully integrated within single housing equipped with appropriately rated overhead lifting points. Electrical 480 VAC Nominal / 3 Phase / 400FLA max per circuit. Integrated chiller pump MUST be powered separately. Electrical Connections Camlok Style (J Series locking style i.e. 1016 series) Cooling Capacity ≥210 Ton heat rejection @ 95°F Ambient conditions Leaving Water Temp 42±2°F Chill Water Outlet Range 38°F-60°F Condenser Type Air Cooled, forced air Chiller Components Minimum of 2 separate compressor and refrigeration circuits Chill Water Connection 6 inch, non-ferrous, non-galvanized, metal cam and groove quick disconnect fittings per reference 2.1.1.1. Chiller Interface Must have a display which allows end-user to jog through current and historical data. Data Requirements System Performance Data System Parameters Adjustment System Errors (Recorded and logged during equipment failure) Flow Meter (Calibrated) Electronic 100-800 GPM @ 1 GPM resolution Electronic in-line, downstream of pump designed for system working pressure. Table 3: Chiller Pump Configuration Can be integral to the Chiller, or standalone, with same connection requirements as Chiller. Performance 600 GPM at 100 ft head (H2O) compatible with chiller unit, if standalone. Motor Low speed, 1750 RPM Electrical 480 VAC Nominal/ 3 Phase, capable of being powered independently of Chiller with appropriately sized disconnect switch. Safety Differential Pressure gage rated from 0-150 PSI, or Max discharge pressure +20 PSI, whichever is greater. -- 3 of 13 -- Temporary HVAC System Spec #: HVAC97103052026 Rev: Orig 4 of 13 Table 4: Hoses & Fittings Hose Type 6” and 4” non-collapsible suction/discharge hose. Hose Lengths (max) 25 ft Connection Types Male & Female Cam and Groove quick disconnect fittings, per refe…