RenewAire EV450IN Installation, Operation And Maintenance Manual Download Page 18

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1.800.627.4499

EV-Series Indoor

ERV

INSTALLATION

CHANGES

NAME

REV.

DATE

Description

Family

Config

No Dampers

RenewAire

New

11/1/2017

austine

5/16/2018

austine

Updated Wire Colors

8/1/2018

austine

Added Wire Color Labels

6/6/2019

austine

Revised Disconnect Nomenclature

EV450Jxx--x11,15,19-----AxTx-xx

EV450Jxx--x11,15,19-----AxTx-xx_003

Input Power

115 VAC, 1 Phase

208-230 VAC, 1 Phase

277 VAC, 1 Phase

N/L3

GND

Contactor

24 VAC

1L1

3L2

2T1

4T2

Transformer

COM

24V

Circuit Breaker

Relay

24 VAC

BK
BK

RD
BU

FIGURE 5.4.0 EV450 SINGLE PHASE UNIT POWER WIRING SCHEMATIC

CHANGES

NAME

REV.

DATE

Description

Family

Config

No Dampers

RenewAire

New

11/2/2017

austine

5/16/2018

austine

Updated Wire Colors

8/1/2018

austine

Added Wire Color Labels

EV450Jxx--x34,35-----AxTx-xx

EV450Jxx--x34,35-----AxTx-xx_002

208-230VAC, 3 Phase

460VAC, 3 Phase

GND

Input Power

208-230 VAC, 3 Phase

460 VAC, 3 Phase

Contactor

24 VAC

1L1

3L2

5L3

2T1

4T2

6T3

Circuit Breaker

Transformer

COM

24V

Relay

24 VAC

FIGURE 5.4.1 EV450 THREE PHASE UNIT POWER WIRING SCHEMATIC

5.4 WIRING SCHEMATICS

Summary of Contents for EV450IN

Page 1: ...EV450IN EV SERIES ERV Installation Operation and Maintenance Manual Model EV450IN shown ...

Page 2: ...ry or death Customer must provide earth ground to unit per NEC CEC and local codes as applicable Before proceeding with installation read all instructions verifying that all the parts are included and check the nameplate to be sure the voltage matches available utility power The line side of the disconnect switch contains live high voltage The only way to ensure that there is NO voltage inside the...

Page 3: ... Number MODEL MODELE 1 1 0 6 7 2 9 0 Energy Recovery Ventilator Label No 130137_000_D03 15 EV450IN A20 7887L UNIT INFORMATION UNIT LABEL TYPICAL E 0 4 I V J 5 N Option Code Serial Number SO NOTE This page is to be completed by the installing contractor The completed document is to be turned over to the owner after start up This manual contains space for maintaining written records of unit maintena...

Page 4: ...racket kit Transition kit 10 round qty 2 Flange kit rectangular 12 x 8 2 flanges Solid state speed control kit 115V qty 1 208 230V qty 1 Digital time clock wall mount TC7D W in exterior enclosure TC7D E Carbon dioxide sensor control wall mount CO2 W duct mount CO2 D IAQ sensor wall mount IAQ W duct mount IAQ D Motion occupancy sensor control ceiling mount MC C wall mount MC W Smoke detector duct m...

Page 5: ... Control In C L 4 1 8 Power In 12 X 8 Typ Duct Flange Optional 45EVDF Kit Shown 2 1 8 Typ 36 3 8 Overall RIGHT VIEW FRONT VIEW LEFT VIEW Model EV450IN Drawing Type Unit Dimension Version MAY17 ABBREVIATIONS EA Exhaust Air to outside OA Outside Air intake RA Room Air to be exhausted FA Fresh Air to inside INSTALLATION ORIENTATION Unit may be installed in any orientation NOTE 1 UNLESS OTHERWISE SPEC...

Page 6: ...ORDS 25 7 6 SERVICE PARTS 27 8 0 TROUBLESHOOTING 27 9 0 FACTORY ASSISTANCE 27 TABLE OF CONTENTS 1 0 OVERVIEW 8 1 1 DESCRIPTION 8 2 0 COMPNENT DESCRIPTIONS 8 2 1 CABINET 8 2 2 ENTHALPIC CORES 8 2 3 FAN MOTOR ASSEMBLY 9 2 4 E BOX 9 2 5 FILTERS 9 2 6 FACTORY INSTALLED OPTIONS 9 3 0 SHIPPING RECEIVING HANDLING 9 3 1 UNIT WEIGHTS AND DIMENSIONS 9 3 1 1 Unit Dimensions and Weight 9 3 1 2 Maximum Shippin...

Page 7: ...19 20 21 22 23 24 25 J DIGIT NUMBER Wall Type Digit 11 S Single D Double Phase Digit 12 1 Single Phase 3 Three Phase Voltage Digit 13 1 115V 4 460V 5 208 230V 9 277V FA EA Horsepower Digit 14 Standard EV450 Motors E EC Direct Drive Motors NOTES Digit 6 J G5 Core Type Digits 9 10 15 16 17 18 are not used in these models Restrictions 1 Voltage Codes 1 9 only available with Phase Code 1 Single Phase ...

Page 8: ... has two electric blowers one for each airstream Fan speeds can be either single speed or they can have electronically commutated motors There are a number of different control devices available to control the operation or speed of the unit fans There are two types of EV450 units one for indoor installations and one for rooftop or outdoor installation This manual is for the EV450IN which is the in...

Page 9: ...See Unit Configuration Code on page 7 Options will have supplemental manuals shipped with the unit For EC Motor option see EC Motor Supplemental Manual For Commercial Controls see Commercial Controls Supplemental Manual For Filter Alarm see Filter Alarm Supplemental Manual SHIPPING RECEIVING 3 0 SHIPPING RECEIVING HANDLING 3 1 UNIT WEIGHTS AND DIMENSIONS EV450IN units are boxed and palletized at t...

Page 10: ... stored prior to installation should be left on their boxes and protected from weather and physical damage Units must be placed on a level surface to prevent wracking of the EV450IN All access doors must be secured with all available hardware door latches and securing bolts and all openings into the cabinet must be sealed to prevent entry of dust dirt and debris 4 0 UNIT PLACEMENT 4 1 BEFORE YOU B...

Page 11: ...cts Make sure the ductwork at the unit outlets is stiff enough to resist the flexure and resulting booming associated with system start up and shut off as well as the turbulent flow conditions at the blower outlets In general provide smooth transitions from the ERV s outlets to the duct The ducts connecting to the outlets should be straight for a sufficient distance with gradual transitions to the...

Page 12: ...tion the duct adapters over the openings Install them with supplied self drilling screws Keep insulated duct runs as short and direct as possible Suspend or support duct per manufacturer s instructions Do not vent exhaust duct up through roof Condensate will form in cold weather and run back into unit Instead slope duct slightly downhill to a horizontal discharge wall cap which will allow any cond...

Page 13: ...the Fresh Air duct from the EV450IN to a return duct of an existing heating cooling system This way whenever the heating cooling system is running fresh air from the EV450IN is distributed throughout the area served by the heating cooling system Connect the Fresh Air duct to a branch return duct at some distance from the heating cooling system s air handler This minimizes the amount of air that th...

Page 14: ...or hanging the unit and includes 4 rubber isolation mounts and eight washers An hanging bracket kit 45EVHB accessory is available for hanging the unit from a ceiling with doors opening horizontally The 45EVHB kit can also be used for floor mount legs With all installations adequate clearance for the filter access door latches must be provided If doors need to be removed for installation or service...

Page 15: ...CEILING USING INTEGRAL MOUNTING FLANGES www renewaire com 800 627 4499 support renewaire com FIGURE 5 2 3 RUBBER DOOR KEEPER INSTALLED ON FILTER ACCESS SMALL DOOR FIGURE 5 2 2 RUBBER DOOR KEEPER INSTALLED ON BLOWER ACCESS LARGE DOOR RUBBER DOOR KEEPER INSTALLED ON BLOWER ACCESS DOOR RUBBER DOOR KEEPER INSTALLED ON FILTER ACCESS DOOR ...

Page 16: ... to ground wire pigtail 5 Connect the control system to the pigtails in the control voltage compartment of the units electrical box Make sure you are connecting the correct voltage 24 VAC to the control pigtails See Wiring Schematics 5 3 2 Low Voltage Control System This ERV is provided with a Class II 24 VAC power supply system that operates the unit s contactor for EV450IN The ERV s 24 VAC Power...

Page 17: ... transformer When it trips the circuit breaker s button pops up Shut off the primary side power to the unit and remove the excessive load or the short The circuit breaker can be reset about fifteen seconds after it trips by pressing in the button 3 3 4 Limits of Power Output If limits on wire gauge and length are observed you may connect control devices that draw up to 8 VA to the blue and red wir...

Page 18: ...r Relay 24 VAC 13 14 8 12 4 BK BK RD BU BK BK RD BU BU YL YL YL RD OR FIGURE 5 4 0 EV450 SINGLE PHASE UNIT POWER WIRING SCHEMATIC CHANGES NAME REV DATE Description Family Config No Dampers RenewAire 1 A B C D E New 0 11 2 2017 austine 1 5 16 2018 austine Updated Wire Colors 2 8 1 2018 austine Added Wire Color Labels EV450Jxx x34 35 AxTx xx 2 3 4 5 6 7 8 9 0 1 2 3 EV450Jxx x34 35 AxTx xx_002 208 23...

Page 19: ...VDC from a Class II Power Source CAUTION 5 5 3 Control Operating on Unit s 24 VAC Power Supply Use the schematic shown in Figure 5 5 2 if controls are operating on unit s 24 VAC power supply u 24 VAC power is available at the blue and red leads u Connect one of the yellow leads to the blue lead u Connect the switched output of the Control to the red lead to operate the ERV s isolation relay FIGURE...

Page 20: ...there are no gaps allowing air movement around the cores or filters 6 2 5 Inspect Fans Prior to start up the fans should be rotated by hand to make sure that the impeller is not rubbing anywhere and that they turn freely 6 2 6 Inspect and Clean the Cabinet Interior During the construction and installation phases of a project dust dirt and debris will often accumulate inside a unit Thoroughly clean...

Page 21: ... Air FA port u To read SCFM of Room Air RA install the high pressure side of your measuring device to the Room Air RA port and the low pressure side to the Exhaust Air EA port u Use the reading displayed on your measurement device to cross reference the CFM output using the conversion chart FIGURE 6 4 0 AIRFLOW DIAGRAM EV450IN ww renewaire com 800 627 4499 support renewaire com PRESSURE PORTS 4 6 ...

Page 22: ...occurs Blower motors may overheat if filters become completely blocked due to lack of maintenance Motors are thermally protected With continuous operation some external frosting may occur in very cold weather see Section 6 6 0 0 0 1 0 2 0 3 0 4 200 300 400 500 600 Clean filter Pressure Drop in w g Unit Airflow CFM Initial Pressure Drop of MERV 8 Filters supplied with this unit FIGURE 6 4 1 INITIAL...

Page 23: ...nimal maintenance After unit commissioning the primary areas of attention are the air filters and annual vacuuming of the enthalpic cores See section 5 2 if doors need to be removed for servicing 7 3 MAINTENANCE SCHEDULE Experience on the part of the service person is the most important issue in establishing a maintenance schedule There will be times of the year when frequent inspection of the fil...

Page 24: ...e media is subject to damage from dropped tools or other foreign objects CAUTION 7 6 1 Enthalpic Core Maintenance The enthalpic core media is a fibrous material that must be kept clean at all times As a minimum cores should be cleaned once per year u DO NOT WASH OR ALLOW THE ENTHALPIC CORES TO GET WET u DO NOT EXPOSE THE ENTHALPIC CORES TO HIGH HEAT OR FLAMES u DO NOT DIRECT COMPRESSED AIR AT THE ...

Page 25: ...25 1 800 627 4499 EV Series Indoor ERV MAINTENANCE 7 7 MAINTENANCE RECORDS MAINTENANCE LOG ENTER DATES OF SERVICE OA FILTER CHANGE RA FILTER CHANGE INSPECTION CLEANING CLEAN CORE CLEAN BLOWERS INITIALS ...

Page 26: ...1 800 627 4499 26 EV Series Indoor ERV MAINTENANCE MISCELLANEOUS SERVICE NOTES DATE SERVICE INITIALS ...

Page 27: ...ation called for in the Unit Information page in the front of this manual The person you speak with at the factory will need that information to properly identify the unit To contact RenewAire Customer Service Call 800 627 4499 Email RenewAireSupport RenewAire com 9 0 FACTORY ASSISTANCE If problems occur with a RenewAire ERV the primary resources for troubleshooting are the unit as built wiring sc...

Page 28: ...ability derived from innovative design practices expert workmanship and Quick Response Manufacturing QRM As the pioneer of static plate core technology in North America RenewAire is the largest ERV producer in the USA We re committed to sustainable manufacturing and lessening our environmental footprint and to that end our Waunakee WI plant is 100 powered by wind turbines The facility is also one ...

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