Item description - TRANE HVAC - solicitation.pdf

31 May 2022

TRANE HVAC Air Handlers Item Description

1. One (1) each Air Handler unit with the below listed specifications:

a. Indoor unit

i. Trane Model CSAA017

ii. Modular unit type to include:

1. Filter Mixing Box Section

2. Cooling Coil Section

3. Supply Fan Section

iii. Maximum Width: 75 inches

iv. Maximum Overall length: 10 feet

b. Variable volume control system

i. Factory-mounted Field Programmable Direct Digital Control (DDC) system

ii. Factory installed end devices wired to DDC controller

iii. Additional input/output points for eight (8) customer provided end devices that include 7 each duct terminal units and one each Dedicated Outdoor

Air System (DOAS)

c. One (1) year labor warranty beginning on delivery date

d. Equipped with:

i. UC600 w/ TD7 LCD Unit Mount Display

ii. Condensate Overflow Sensor

iii. Low Limit Switch

iv. Fan Discharge Temperature Sensor

v. Airflow Switch

vi. Dirty Filter Differential Pressure Switch

vii. Duct Pressure Sensor

viii. Building Automation and Control Network (BACnet) Communication

Interface

ix. 2-way chilled water control valve

x. Unit Mounted Display/Interface to facilitate local monitoring, troubleshooting, and changing of setpoints.

e. Filter Air Mixing Box Section (Position #1)

i. Access Doors on both sides

ii. Front full face opening

i. Back damper: Return air, parallel blade damper

ii. Top damper: Outside air, parallel blade damper

iii. Damper Actuators:

1. Back/Top dampers linkage

2. Outside Air damper normally closed, return air damper normally open.

3. Actuator feedback to be wired to unit controls system.

iv. Filter Type: Pleated media, Minimum Efficiency Reporting Value

(MERV) 8 Filters (field installed)

v. Airflow: 8000 cubic feet per minute (cfm)

f. Cooling Coil section (Position #2)

i. Access Doors on both sides

ii. Chilled water Cooling coil

iii. Total Capacity: 306,000 Btu/hour

iv. Sensible Capacity: 220,000 Btu/hour

v. Rows: 6

vi. Fin Spacing: 114 per foot

vii. Airflow:

1. 8000 cubic feet per minute (cfm)

2. Maximum Face Velocity: 512 feet per minute

viii. Enter Dry Bulb 80 degrees Fahrenheit

ix. Entering Wet Bulb: 67 degrees Fahrenheit

x. Leaving Dry Bulb: 55 degrees Fahrenheit

xi. Leaving Wet Bulb: 54.6 degrees Fahrenheit

xii. Fluid:

1. Type: Water, 100%

2. Entering Temperature: 45 degrees Fahrenheit

3. Leaving Temperature: 55 degrees Fahrenheit

4. Maximum Pressure Drop: 5 feet H2O

5. Flow: 61 gallons per minute (gpm)

xiii. Piping Connection Side (Supply, Return, Drain): Left

g. Supply Fan section (Position #3)

i. Variable Frequency Drive (VFD)

1. Combination VFD/disconnect

2. Hand-Off-Auto (H-O-A) selector switch

3. Ground Fault Protection

4. Auto Restart

ii. Access Doors on both sides

iii. Outward swing doors

iv. Drive Type: Direct

v. 460 Volt, Three Phase, 60 hertz

vi. 7.5 max applied horsepower (hp)

vii. Airflow:

1. Maximum: 8000 cubic feet per minute (cfm)

2. Minimum: 2400 cubic feet per minute (cfm)

viii. External Static Pressure: 2 inches H2O

ix. Motor assembly mounted on spring isolators

2. Seven (7) each Variable Air Volume Single Duct Terminal Units with the below specifications:

a. Trane Model VCCF

b. Space Temperature Modulating – Cooling only

c. Single duct terminal sizes:

a. Three (3) each 14 inch size

i. Design Cooling Airflow: 2406 cubic feet per minute (cfm)

ii. Minimum cooling airflow: 720 cubic feet per minute (cfm)

b. Three (3) each 6 inch size

i. Design Cooling Airflow: 196 cubic feet per minute (cfm)

ii. Minimum cooling airflow: 59 cubic feet per minute (cfm)

c. One (1) each 5 inch size

i. Design Cooling Airflow: 130 cubic feet per minute (cfm)

ii. Minimum cooling airflow: 40 cubic feet per minute (cfm)

d. Trane UC400 DDEC-Basic Controls

e. Pressure Transducer

f. Damper Actuator

g. Duct temperature sensor -factory mounted

h. Standard Air Leakage

i. 120/24 volt transformer

j. Disconnect switch

k. Power Fuse

l. Digital Display Zone sensor

m. Left Connection side, Standard Actuator

3. Six (6) each Computer Room Air Conditioners with the below specifications:

a. Downflow airflow

b. Maximum Height: 80 inches

c. Computer Room Air Handler capacities:

a. Two (2) each 15-Ton Units

i. Cooling:

1. Total Capacity: 181,000 Btu/hour

2. Sensible Capacity: 167,000 Btu/hour

3. Control Valve: 3-way, 1.5 inch

ii. Fan Data:

1. Airflow: 7,000 cubic feet per minute (cfm)

2. External Static Pressure: 1.3 inch H2O

3. Horsepower: 5

b. Two (2) each 18-Ton Units

i. Cooling:

1. Total Capacity: 250,000 Btu/hour

2. Sensible Capacity: 201,000 Btu/hour

3. Control Valve: 3-way, 2 inch

ii. Fan Data:

1. Airflow: 8,000 cubic feet per minute (cfm)

2. External Static Pressure: 1.3 inch H2O

3. Horsepower: 5

c. Two (2) each 22-Ton Units

i. Cooling:

1. Total Capacity: 305,000 Btu/hour

2. Sensible Capacity: 239,000 Btu/hour

3. Control Valve: 3-way, 2 inch

ii. Fan Data:

1. Airflow: 9,000 cubic feet per minute (cfm)

2. External Static Pressure: 1.5 inch H2O

3. Horsepower: 7.5

d. Entering Air temperatures:

a. Dry bulb: 75 degrees Fahrenheit

b. Wet bulb: 62 degrees Fahrenheit

e. 460 Volt, Three Phase, 60 hertz

f. Chilled Water-Cooling, 100% water

g. 3-Way Modulating Control Valve

h. 30 pounds/hour (lb/hour) Humidifier w/ Modulating Control

i. 22.5 kilowatt (kW) Electric Heating Coil with On/Off Control

j. Condensate Pump – Factory Mounted

k. Standard Condensate Probe

l. Underfloor water detection cable

m. Building Automation and Control Network (BACnet) Communication Interface

n. 18” Floor Stand with Turning Vane

o. Minimum Efficiency Reporting Value (MERV) 8 Filters

p. Backlit Liquid Crystal Display

q. 1-Year Parts Warranty

r. Factory Certified Startup