The professional solution for your professional project

3rd Generation of VRV

What is VRV®?Definition, Concept

VRVIII RangeOutdoor units, indoor units.

VRVIII featuresPiping limits, ESP, Foot print.

VRVIII environmental benefits

Efficiency, RoHS.

VRVIII controllersIndividual, centralized controllers, BMS interfaces.

Why VRV?

CONTENT

new

new

new

new

VRV®= Variable Refrigerant Volume

Variable: The system responds depending on the required capacity.

Refrigerant: Direct expansion

system.

Volume: The refrigerant volume is regulated by an

electronic expansion valve in each indoor

unit...

WHAT IS VRV®? - DEFINITION

What is VRV®? → Definition

POSITION AMONG OTHER AIR CONDITIONING SOLUTIONS

single room

SPLITS

cooling/heating by air

ROOFTOPSAHU

multiple room

MULTI SPLITS

cooling/heatingby water

CHILLERS + FANCOILS

What is VRV®? → Position among other air conditioning solutions

residential

RESIDENTIAL

COMMERCIAL& OFFICE

cooling/heatingby refrigerant

HOW DOES IT WORK? - VRV® Concept

What is VRV? → VRV® concept

Up to58 Different Type and Capacity Indoor Units

190 m pipe run

6 – 29 T.R.Cooling Capacity

Liquid

Gas

new

new

VRV® Concept - OUTDOOR UNIT

What is VRV? → VRV® concept outdoor unit

INV ST1INV

INV

ST

100%

100%

Comp. capacity control

loa

d PCB

INV ST P

Inverter Inverter compressocompresso

rr

Inverter Inverter fanfan

• Control of the refrigerant volume by inverter compressor:

Indoor Unit

VRV® Concept - INDOOR UNIT

What is VRV? → VRV® concept indoor unit

T1 = Inlet refrigerant temperature sensor (liquid)T2 = Outlet refrigerant temperature sensor (gas)T3 = Suction air temperature sensorT4 = Set temperature from Remote controller air temperature

Suction

Disc

harg

e

Plower speed

Liquid

Gas

Electronic expansion valve(0~2000 pulses)

Ev

ap

ora

tor

T4

T1

T3

Blower

T2

CPU

Modulating cooling Modulating cooling capacity gives capacity gives

optimum comfortoptimum comfort

Modulating cooling Modulating cooling capacity gives capacity gives

optimum comfortoptimum comfort

HOW DOES IT WORK? - VRV® Concept

What is VRV? → VRV® concept

ST1ST1

PCB

PINV

T

CPU

T

CPU

T

CPU

T

CPU

What is VRV®?Definition, History, Concept

VRVIII RangeOutdoor units, indoor units.

VRVIII featuresPiping limits, ESP, Foot print.

VRVIII environmental benefits

Efficiency, RoHS.

VRVIII controllersIndividual, centralized controllers, BMS interfaces.

Why VRV?

CONTENT

new

new

new

new

14 models

VRV® Capacity RANGE

VRVIII Range → Outdoor units

for high ambient

for cold regions

water cooled

Mini-VRV

Model 8 10 12 16 18 20 22 24 26 28 30 32 34 36

6.4 / 8 / 9.6 ton

12.8 ~ 19.2 ton

20.8 ~ 28.6 ton

6.4 to 29 ton

New

VRV® Outdoor temperature operation range.

49 kW

Cooling Heating

50403020100

-10

-20

50°C DB

15,5°C WB

- 20°C WB

- 5°C DB

OPER

ATIO

N

RA

NG

E

Heat Pump High AmbientHeat Pump High Ambient

VRVIII Range → Outdoor units

VRV® Indoor units range.

VRVIII Range → Indoor units

Super wide range of well-designed indoor unitsRoundflow Ceiling

mounted cassette

2-way blow ceiling

mounted

4 way blow ceiling

mounted

Ceiling mounted corner Small concealed ceiling

unit

Slim concealed ceiling

unit

Concealed ceiling unit Concealed ceiling unit Wall mounted unit Ceiling suspended unit

4-way blow ceiling

suspend unit

Floor standing unit Concealed floor standing

unit

What is VRV®?Definition, History, Concept

VRVIII RangeOutdoor units, indoor units.

VRVIII featuresPiping limits, ESP, Foot print.

VRVIII environmental benefits

Efficiency, RoHS.

VRVIII controllersIndividual, centralized controllers, BMS interfaces.

Why VRV?

CONTENT

new

new

new

new

Extended piping lengths:

Flexible piping design: max. total piping length: 1000 m

VRVIII features → Piping Limits

Height difference outdoor-indoor Up to 90 m

Branch length Up to 90 m

Max. actual piping length165 m

Max. equiv. piping length190 m

Max. total piping length1000 m

VRV® Piping limits

new

new

new

new

REFNET headerREFNET headerREFNET jointREFNET joint

Short Short installationinstallation

time !time !

Short Short installationinstallation

time !time !- simplified refrigerant piping system- simplified refrigerant piping system- more flexible than water piping- more flexible than water piping

Installation SimplicityInstallation Simplicity

VRV® outdoor unit fan External Static Pressure

High external static pressure 78 Pa

VRVIII features → External Static Pressure

new

78 Pa78 Pa29.4 Pa29.4 Pa

VRV® outdoor unit Back up function

Reliable operation of the compressors

VRVIII features → Back up function

INVINV ST1ST1 INVINV ST1ST1 INVINV ST1ST1

TroubleTrouble

VRV® sound level

Low operation sound level

- Indoor units: very low sound operation, down to

25dB(A)

- Super Silent Mode function is

reducing the outdoor unit

sound level down to 45dB(A)*

- 65dB(A) Full load operation sound level for the outdoor unit.

dB(A)Perceived loudness

Sound

0 Treshold of hearing -

20 Extremely soft Rustling leaves

40 Very soft Quiet room

60 Moderately soft Normal conversation

80 Very loud City traffic noise

100 Extremely loud Symphonic orchestra

120 Treshold of feeling Jet taking off

VRVIII features → Low sound level

* Resulting in reduced capacity

What is VRV®?Definition, History, Concept

VRVIII RangeOutdoor units, indoor units.

VRVIII featuresPiping limits, ESP, Foot print.

VRVIII environmental benefits

Efficiency, RoHS.

VRVIII controllersIndividual, centralized controllers, BMS interfaces.

Why VRV?

CONTENT

new

new

new

new

Optimized full load Efficiency

VRVIII environmental benefits → Efficiency

VRV® Full Load Efficiency

Dry Bulb outdoor temperature °C

Kw / ton

Kw

/ t

on

8HP system6.4 ton (Nominal)100% LOAD18°C indoor WB

Up to

25%Lower

Under partial load conditions power consumption is less

VRV® Partial Load Efficiency

The percentage of the Load Applied on the system

Kw

att

/ to

n

Kwatt/ton

8HP system6.4 ton (Nominal)35°C DB Outdoor temp. 18°C indoor WB

VRVIII environmental benefits → Efficiency

Ozon-friendly refrigerant

Compact outdoor unit -> smaller volume of refrigerant is required.

Improved refrigerant containment

Brazing connections to ensure improved refrigerant containment.

No Phase Out Dates

No dates for phasing out usage or manufacturing of this refrigerant.

Approximately 15% to 20% less refrigerant than air conditioning market

VRV® Ozone-friendly refrigerant

VRVIII environmental benefits → Ozone friendly refrigerant

RoHS: Restriction of Hazardous Substances

VRV® In line with RoHS directive

•Lead (Pb)•Cadmium (Cd)•Hexavalent Chromium (Cr6+)•Mercury (Hg)•Polybrominated biphenyls (PBB)•Polybrominated diphenylether (PBDE)

•Lead (Pb)•Cadmium (Cd)•Hexavalent Chromium (Cr6+)•Mercury (Hg)•Polybrominated biphenyls (PBB)•Polybrominated diphenylether (PBDE)

VRVIII environmental benefits → RoHS

Phasing out of:Phasing out of:

What is VRV®?Definition, History, Concept

VRVIII RangeOutdoor units, indoor units.

VRVIII featuresPiping limits, ESP, Foot print.

VRVIII environmental benefits

Efficiency, RoHS.

VRVIII controllersIndividual, centralized controllers, BMS interfaces.

Why VRV?

CONTENT

new

new

new

new

VRV® Individual controllers:

VRV Wiring control connection

VRVIII controllers → Individual controllers

Up to 58 indoors

VRV® Individual controllers:

User friendly control systems: individual controllers

infrared remote control simplified remote control

simplified remote control for hotel applications wired remote control

VRVIII controllers → Individual controllers

VRV® Centralized Controllers:

Residential Centralized Controller

VRVIII controllers → centralized controllers

new

Big screen.

Display Outdoor

temperature

Easy to use.

One

Button for

Each unit

16 indoor units

can be

controlled .

VRV® Centralized Controllers:

Simply control up to 16 indoor units

VRVIII controllers → centralized controllers

VRV® Centralized Controllers:

User friendly control systems: network solutions

VRVIII controllers → centralized controllers

Control 1024

indoor units

i-manage

r

i-manage

r

Control 128 indoor units

i-touchi-touch

VRV® Centralized Controllers:

Touch Screen Controller

VRVIII controllers → centralized controllers

128 indoor units can be controlled

Windows graphical user interface

Proportional Power Division

Fire alarm forced off connection

Yearly schedule timer

Password security

Web Access

VRV® Centralized controllers:

I-manager Computer Controller

IPU

VRVIII controllers → centralized controllers

Controls up to 1024 indoor units

Import your own CAD layout.

Tenant Electricity Billing (PPD).

Energy Saving (Demand Control & ECO-

mode)

Web Access

VRV® Building Management System interfaces

VRV can be connected to any BMS system

OPEN NETWORK

Lonworks Networks Compatible Gateway

Integrated control system connecting VRV® system with

BMS system

VRVIII controllers → BMS

PPD Power Proportional Division

Concept

1F

2F

3F

4F

Tenant A

Tenant B

Tenant C

VRVCentralizedcontroller

Displayed dataFor each tenant

Company A: X kWhCompany B: Y kWhCompany C: Z kWh

Wattmeter

What is VRV®?Definition, History, Concept

VRVIII RangeOutdoor units, indoor units.

VRVIII featuresPiping limits, ESP, Foot print.

VRVIII environmental benefits

Efficiency, RoHS.

VRVIII controllersIndividual, centralized controllers, BMS interfaces.

Why VRV?

CONTENT

new

new

new

new

Why VRV?

Benefits for Consultants:

Benefits for Owners / Developers:

Benefits for Contractors:

Benefits for End Users:

Easy and fast design (software tools).Single supplier contact.Comprehensive solution.Environment friendly.Flexible and scalable.Advanced controllers.

Easy and fast design (software tools).Single supplier contact.Comprehensive solution.Environment friendly.Flexible and scalable.Advanced controllers.

Why VRV? → Consultants

VRV® selection software

User friendly & powerful selection software

VRV® XPRESS VRV® PRO

- user friendly software

- allows rapid VRV® selection of units and pipes

- simple to use - complete

- 3 separate modes:• expert mode:

selection of the most appropriate system + estimation of power consumption

• quick mode: selection of the most appropriate system

• drawing mode enables the user to design a system in no time

Why VRV? → Consultants

Why VRV?

Benefits for Consultants:Benefits for Owners / Developers:

Fast completion time.Low maintenance cost.Space Saving.Phase by phase installation.Phase by phase commissioning.Tenant Electricity Billing.

Fast completion time.Low maintenance cost.Space Saving.Phase by phase installation.Phase by phase commissioning.Tenant Electricity Billing.

Why VRV? → Owners / Developers

Benefits for Owners / Developers:Benefits for Contractors:

Why VRV?

Faster installation time.Easy installation.System Reliability.Easy maintenance.One Supplier.

Faster installation time.Easy installation.System Reliability.Easy maintenance.One Supplier.

Why VRV? → Contractors

Benefits for Contractors:Benefits for End Users:

Why VRV?

For who is VRV®? → End Users

Low electricity billsEasy controls.Low noise.Reliability.Comfort / (Heating & Cooling).

Low electricity billsEasy controls.Low noise.Reliability.Comfort / (Heating & Cooling).

VRV® Solutions: Reliability

Daikin: 85 years of know-how and experience

High Quality Product

Continuous R&D

Powerful Technical Support

After Sales Service

Strong Sales Network

Environmental Activity

Air-conditioning Manufacturer.

For who is VRV®? → VRV® solutions: reliability

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