RenewAire EV Series Installation, Operation And Maintenance Manual
Energy recovery ventilator (erv)
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Summary of Contents for RenewAire EV Series
- Page 1 EV SERIES ERV Installation, Operation and Maintenance Manual EV450RT Model: EV450RT shown...
- Page 2 EV-Series Outdoor WARNING AVERTISSEMENT Moteurs de trois phase ne convient pas pour utilisation avec Three phase motors are NOT suitable for use with solid regulateur de vitesse electronique. state speed control. Moteurs d’une phase de l’EC ne conviennent pas pour une Single phase EC motors are NOT suitable for use with solid utilisation avec regulateur de vitesse electronique.
- Page 3 Locate the RenewAire unit label found on the outside of the unit. contractor. The completed document is to be turned NOTE: This information is for purposes of identifying the unit-specific option data from the over to the owner after Option Code.
- Page 4 Note: Watts is for the entire unit. Note: Airfl ow performance includes effect of clean, standard fi lter supplied with unit. Specifications may be subject Specifi cations may be subject to change without notice. to change without notice. RENEWAIRE.COM 1.800.627.4499 1.800.627.4499...
- Page 5 Specifications may be subject to change without notice. FOR THE MOST COMPLETE AND CURRENT INFORMATION VISIT RENEWAIRE.COM 1.800.627.4499...
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Page 6: Table Of Contents
TABLE OF CONTENTS EV-Series Outdoor 1.0 OVERVIEW 5.5 EXTERNAL CONTROL CONNECTIONS .....17 5.5.1 Single 2-Wire Control, Unpowered ........17 1.1 DESCRIPTION ............8 5.5.2 Control Sending 24 VAC “On” Signal ......... 17 5.5.3 Control Operating on Unit's 24 VAC Power Supply ....17 2.0 COMPNENT DESCRIPTIONS 5.6 QUICK START FOR TESTING CORRECT 3 PH WIRING ..................18... - Page 7 TABLE OF CONTENTS EV-Series Outdoor TABLE OF ILLUSTRATIONS Figure 3.2.0 EV450RT Weights and COG ................... 10 Figure 4.2.0 Service Clearances, Top View ..................11 Figure 5.1.0 RTR/RTF Configuration, RTR Shown ................12 Figure 5.1.1 RTC/RTH Configuration ....................13 Figure 5.4.0 EV450 Single Pase Unit Power Wiring Schematic ............16 Figure 5.4.1 EV450 Three Pase Unit Power Wiring Schematic ............
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Page 8: Overview
OVERVIEW EV-Series Outdoor 1.0 OVERVIEW 1.1 DESCRIPTION NOTE: This unit is The EV450RT Energy Recovery Ventilator is a device for recovering both sensible energy (heat) and an Energy Recovery latent energy (moisture) from the Exhaust Air from an Occupied Space and injecting those energies Ventilator, or ERV. -
Page 9: Fan/Motor Assembliy
Any discovered shipping damage should be immediately reported to the RenewAire sales rep and the damage must be recorded on the Bill Of Lading, prior to signing for acceptance of the shipment. -
Page 10: Rigging And Center Of Gravity
Upon receipt of the EV450RT, inspect the unit for obvious external damage. If damage is MAR20 KMC observed, take digital pictures and report the damage to your RenewAire rep. Note the damage on the carrier’s Bill of Lading. Depending on expected transport and storage conditions, the unit may have only the duct openings covered, it may be stretch-wrapped or it may be crated. -
Page 11: Service Clearances
SECTION structural failure or earthquake. 36 1/2" Overall RenewAire strongly recommends that you secure rooftop units properly to the building 34 1/4" Case structure. Strong winds, tornados, and hurricanes can and do displace or remove rooftop equipment from rails or curbs. When this happens, the equipment, adjacent roof structure, and even vehicles parked near the building can be damaged, and rain typically enters the building. -
Page 12: Radiated Noise
INSTALLATION EV-Series Outdoor 4.3.4 Radiated Noise The EV450RT is insulated with high-density fiberglass. This provides significant attenuation of radiated sound from the unit itself. The outlet ducts can be significant sources of radiated sound as well. The FA duct should be insulated for sound control. -
Page 13: Ductwork
UNLESS OTHERWISE SPECIFIED, DIMENSIONS 4510 Helgesen Dr. With RTV units, both ducts are inside the building. In other units, such as the RTR/RTF and AND TOLERANCES ARE IN INCHES. Madison, WI 53718 USA RenewAire TEL: (608) 221-4499 LINEAR ± .015 FAX: (608) 221-2824 HOLE SIZE ±... -
Page 14: Electrical Requirements
INSTALLATION EV-Series Outdoor 5.3 ELECTRICAL REQUIREMENTS 5.3.1 Electronically Commutated Motors NOTE: If your unit These ERVs may be ordered with factory-installed features including Electronically Commutated is equipped with (EC) Motors. Consult the supplemental Installation and Operation Manual(s) for these features EC Motors, please if supplied. -
Page 15: How To Reset The 24 Vac Circuit Breaker
INSTALLATION EV-Series Outdoor Specifications: NOTICE Nominal Output Voltage under load: 24 VAC If primary-side voltage Typical Output Voltage at no load: 29–31 V is 230 VAC, move black primary-side lead from Minimum contact rating for connected control device: 50 mA (1.2 VA) transformer’s “208 V”... -
Page 16: Wiring Schematics
24 VAC Relay 24 VAC Transformer Circuit Breaker FIGURE 5.4.0 EV450 SINGLE PHASE UNIT POWER WIRING SCHEMATIC REV. DATE NAME CHANGES RenewAire Input Power EV450Jxx--x11,15,19-----AxTx-xx austine Revised Disconnect Nomenclature 6/6/2019 Family 208-230 VAC, 3 Phase 8/1/2018 austine Added Wire Color Labels... -
Page 17: External Control Connections
INSTALLATION EV-Series Outdoor 5.5 EXTERNAL CONTROL CONNECTIONS NOTE: The sim- 5.5.1 Single 2-Wire Control, Unpowered plified schematics below show only Use the schematic shown in Figure 5.5.0; if the control requires no power to operate and acts the relevant portions of like a simple on/off switch. -
Page 18: Quick-Start For Testing Correct 3Ph Wiring
OPERATION EV-Series Outdoor 5.6 QUICK-START FOR TESTING CORRECT 3PH WIRING All units that run on 3 phase power should be test-run immediately after high voltage wiring connections are made. This will verify that the three phases are properly connected, that the dampers will open and close properly and the fans are working properly. -
Page 19: Unit Start-Up
OPERATION EV-Series Outdoor AUG17 14x20x2 MERV 8 (IOM) 6.3 UNIT START-UP 6.3.1 Fixed-Speed Units Most fixed-speed units do not have any external controlling signals and only require turning on the disconnect switch, located on the E-Box. When the disconnect switch is turned ON, power is suppled to the motor contactors, causing the fans to run. -
Page 20: Normal Operation
7.0 MAINTENANCE RenewAire ERVs are built to operate with minimal maintenance. After unit commissioning, the primary areas of attention are the air filters and annual vacuuming of the enthalpic cores. -
Page 21: Filters
MAINTENANCE EV-Series Outdoor 7.4 FILTERS Inspection and replacement of air filters is the most frequent maintenance issue. For units that do not have filter air pressure differential sensors, filters must be visually inspected monthly, as NOTE: See chart a minimum. If a filter looks discolored or dirty, REPLACE IT! When installing new filters, DO NOT for information USE filter sprays. -
Page 22: Maintenance Records
MAINTENANCE EV-Series Outdoor 7.7 MAINTENANCE RECORDS MAINTENANCE LOG ENTER DATES OF SERVICE OA FILTER RA FILTER INSPECTION/ CLEAN CLEAN INITIALS CHANGE CHANGE CLEANING CORE BLOWERS 1.800.627.4499... -
Page 23: Service Parts
(800) 627- 4499 support@renewaire.com 8.0 TROUBLESHOOTING If problems occur with a RenewAire ERV, the primary resources for troubleshooting are the unit as-built wiring schematics and the Sequence Of Operation (SOO) for each control scheme. 9.0 FACTORY ASSISTANCE In the unlikely event that you need assistance from the factory for a specific issue, make sure that you have the information called for in the Unit Information page in the front of this manual. - Page 24 About RenewAire For over 30 years, RenewAire has been a pioneer in enhancing indoor air quality (IAQ) in commercial and residential buildings of every size.This is achieved while maximizing sustainability through our fifth-generation, static-plate, enthalpic-core Energy Recovery Ventilators (ERVs) that optimize energy efficiency, lower capital costs via load reduction and decrease operational expenses by minimizing equipment needs, resulting in significant energy savings.
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