Carrier 25VNA8 User Manual download pdf

Advance Product Data

25VNA8 Infinityr 18V S

Variable Spe ed He at Pump

2, 3, and 4---Ton

(5---To n Coming Q4 2014)

The Infinity 18VS heat pump offers high--efficiency variable speed

performance in a remarkably small cabinet. It is the smallest ducted

heat pump on the market with a variable speed compressor and

provides up to 11 HSPF heating efficiency and up to 18 SEER

cooling efficiency. The variable speed inverter capacity control

delivers up to 5 stages of operation for exceptional load matching,

dehumidification and zoning performance.

This product has been designed and manufactured to provide

flexible system matching and work with a wide variety of indoor

units and controls.

NOTE: Ratings contained in this document are subject to

change at any time. Always refer to the AHRI directory

(www.ahridirectory.org) for the most up--to--date ratings

information.

INDUSTRY LEADING

FEATURES / BENEFITS

Energy Efficiency

S Up to 18 SEER /12.5 EER / 11 HSPF

S Microtube Technologyt refrigeration system

Sound

S Sound level as low as 55 dBA in low speed (Silencer System II).

S Soft start and smooth ramp to operating speeds

Comfort

S Variable speed compressor operates at 5 stages with capacity

range from as wide as 25--100%

S Air cooled Inverter variable speed drive

— System requires Infinity Touch Control with version 11

software or newer

— Ratings provided with 2--stage thermostats and suitable

non--communicating indoor products for 2--stage

operation.

Reliability

S Puronr refrigerant -- environmentally sound, won’t deplete the

ozone layer and low lifetime service cost.

S Front--seating service valves

S Inverter control drives compressor and fan motor

S No control module attached to fan motor

S Infinity intelligence monitors critical system parameters

S Pressure equalizer valve for easy compressor starting

S High pressure switch

S Suction pressure transducer

S Electronic expansion valve (EXV) for heating, TXV for cooling

S Compressor discharge temperature sensor

S Suction temperature sensor

S Filter drier (field installed)

S Internal crankcase heater standard

Flexibility and installation:

S 2 control wires to outdoor unit in complete Infinity system and

Touch Control

S Smaller and lighter than 2--stage units

S Minimum and Maximum adjustments with Infinity Touch

Control

S Hybrid Heatt dual fuel capable

S Compatible with non--communicating thermostats

Durability

WeatherArmor Ultrat protection package:

S Solid, Durable sheet metal construction

S Steel louver coil guard

S Baked--on, complete outer coverage, powder paint

Applications

S Line sets up to 100 ft (30.5 m) equivalent length

S No long--line accessories required.

1 2 ... 12

Summary of Contents

Page 1 - Advance Product Data

Advance Product Data25VNA8 Infinityr 18V SVariable Spe ed He at Pump2, 3, and 4---Ton(5---To n Coming Q4 2014)The Infinity 18VS heat pump offers high-

Page 2 - STANDARD FEATURES

10TESTED AHRI COMBINATION RATINGS*Advance PD ratings shown below. Ratings will be available in AHRI ratings database 30 days prior to first production

Page 3 - COOLING CAPACITY LOSS TABLE

11GUIDE SPECIFICATIONSGENERALSystem DescriptionOutdoor--mounted, air--cooled, split--system heat pump unitsuitable for ground or rooftop installation.

Page 4 - EQUIPMENT SIZING GUIDELINES

12SYSTEM DESIGN SUMMARY1. Intended for outdoor installation with free air inlet and outlet. Outdoor fan external static pressure available is less tha

Page 5 - THERMOSTATS

2MODEL NUMBER NOMENCLATURE12 3 4 5 6 78 9 10 11 12 13N N A A A/N N N N A/N A/N A/N N N25 V N A 8 36 A 0 0 3 0ProductSeriesProductFamilyTierMajorSeries

Page 6 - ACCESSORIES

3REFRIGERANT PIPING LENGTH LIMITATIONSMaximum Line Lengths:The maximum allowable total equivalent length for heat pumps varies depending on the vertic

Page 7 - SOUND POWER LEVEL (dBA)

4EQUIPMENT SIZING GUIDELINESIf primary load is cooling, size the same as any other air conditioning system. If primary load is heating, use the chart

Page 8 - DIMENSIONS -- ENGLISH

5PHYSICAL DATAUNIT SIZE SERIES 24--- 30 25--- 30 36--- 30 48--- 30Operating Weight lb (kg) 164 (74.4) 164 (74.4) 164 (74.4) 218 (99)Shipping Weight lb

Page 9 - DIMENSIONS -- SI

6ACCESSORIESKIT NUMBER KIT NAME 24---30 25---30 36---30 48---30HK702016 MODEL PLUG FOR FV4(A,B), FK, 40FK X XHK702017 MODEL PLUG FOR FV4(A,B), FK, 40F

Page 10

7ELECTRICAL DATAUNITS I Z E ---VOLTAGE,SERIESV/PHOPER VOLTS* COMPR FANMCAMINWIRESIZE{MINWIRESIZE{MAXLENGTHft (m)}MAXLENGTHft (m)}MAXFUSE**orCKTBRKAMPS

Page 11 - PRODUCTS

8DIMENSIONS -- ENGLISH25VNA8

Page 12 - SYSTEM DESIGN SUMMARY

9DIMENSIONS -- SI25VNA8