Guide Specifications; Rooftop Packaged Heat Pump; Hvac Guide Specifications; Hvac Equipment Insulation - Carrier WeatherMaker 50TCQ Product Data

Note about this specification:
Carrier created this specification in "Masterformat" as published by the Construction Specification Institute. Please feel
free to copy this specification directly into your building specifications.

Rooftop Packaged Heat Pump

HVAC Guide Specifications

Size Range: 3 to 12.5 Nominal Tons
Section Description
23 06 80 Schedules for Decentralized HVAC Equipment
23 06 80.13 Decentralized Unitary HVAC Equipment Schedule
23 06 80.13.A. Rooftop unit schedule
1. Schedule is per the project specification requirements.
23 07 16

HVAC Equipment Insulation

23 07 16.13 Decentralized, Rooftop Units:
23 07 16.13.A. Evaporator fan compartment:
1. Interior cabinet surfaces shall be insulated with a minimum 1/2- - in. thick, minimum 1 1/2 lb density, flexible
fiberglass insulation bonded with a phenolic binder, neoprene coated on the air side.
2. Insulation and adhesive shall meet NFPA 90A requirements for flame spread and smoke generation.
23 07 16.13.B. Electric heat compartment:
1. Aluminum foil- - faced fiberglass insulation shall be used.
2. Insulation and adhesive shall meet NFPA 90A requirements for flame spread and smoke generation.
23 09 13 Instrumentation and Control Devices for HVAC
23 09 13.23 Sensors and Transmitters
23 09 13.23.A. Thermostats
1. Thermostat must
a. have capability to energize 2 different stages of cooling, and 2 different stages of heating.
b. include capability for occupancy scheduling.
23 09 23 Direct- - digital Control system for HVAC
23 09 23.13 Decentralized, Rooftop Units:
23 09 23.13.A. PremierLinkt controller
1. Shall be ASHRAE 62- - 2001 compliant.
2. Shall accept 18- - 32VAC input power.
3. Shall have an operating temperature range from - - 40_F (- - 40_C) to 158_F (70_C), 10% - - 95% RH (non- - condens-
ing).
4. Shall include an integrated economizer controller to support an economizer with 4 to 20 mA actuator input and no
microprocessor controller.
5. Controller shall accept the following inputs: space temperature, setpoint adjustment, outdoor air temperature, in-
door air quality, outdoor air quality, indoor relative humidity, compressor lock- - out, fire shutdown, enthalpy, fan
status, remote time clock/door switch.
6. Shall accept a CO
2
7. Shall provide the following outputs: Economizer, fan, cooling stage 1, cooling stage 2, heat stage 1, heat stage 2,
heat stage 3/ exhaust/ reversing valve/ dehumidify/ occupied.
8. Unit shall provide surge protection for the controller through a circuit breaker.
9. Shall be Internet capable, and communicate at a Baud rate of 38.4K or faster
10. Shall have an LED display independently showing the status of activity on the communication bus, and processor
operation.
11. Shall include an EIA- - 485 protocol communication port, an access port for connection of either a computer or a
Carrier technician tool, an EIA- - 485 port for network communication to intelligent space sensors and displays, and
a port to connect an optional LonWorks plug- - in communications card.
GUIDE SPECIFICATIONS - - 50TCQ*04- -14
sensor in the conditioned space, and be Demand Control Ventilation (DCV) ready.
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