RenewAire EV450RT Installation, Operation & Maintenance Manual
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RenewAire EV450RT Installation, Operation & Maintenance Manual

Energy recovery ventilator
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(800) 627-4499
FAX: (608) 221-2824
201 RAEMISCH ROAD
WAUNAKEE, WI 53597USA
WWW.RENEWAIRE.COM
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(905) 475-8989
FAX: (905) 475-5231
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UNMATCHED VENTILATION SUPPORT
As much as our unsurpassed quality and performance, our customers can also depend on our
professional support staff for swift, professional assistance with all their technical, application,
and service needs. Every time. Anywhere.
At RenewAire — unlike other ventilation suppliers — advanced ventilation solutions are all
we do. Our sole passion. Which is why for all commercial projects, we are the "V" in HVAC...
and the only name you need to know.
138060_011 (8/17)

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Summary of Contents for RenewAire EV450RT

  • Page 1 Every time. Anywhere. At RenewAire — unlike other ventilation suppliers — advanced ventilation solutions are all we do. Our sole passion. Which is why for all commercial projects, we are the “V” in HVAC...
  • Page 2 INSTALLATION, OPERATION & MAINTENANCE MANUAL ENERGY RECOVERY VENTILATOR EV450RT MODEL: EV450RT SHOWN WWW.RENEWAIRE.COM...
  • Page 3 "4" = PREMIUM CONTROLS WITH BACNET LICENSE "F" = FUSED NOTE: RenewAire reserves the right to make changes in the design or specifications of products at any time without notice. Unless otherwise specified, dimensions are rounded to the nearest eighth of an inch WWW.RENEWAIRE.COM...

  • Page 4: Specifications

    0.5 HP 208-230V/1Ph/60HZ Integrated programmable controls Fused disconnect Qty. 2, Factory mounted filter alarms Double wall construction Exterior paint - white, custom colors Note: Indirect Gas-Fired Duct Furnace is not available on the EV450RT. Thermal Performance Ratings G5 2015.2.xlsx EV450 (IOM) ELECTRICAL DATA UNIT PERFORMANCE Max.
  • Page 5 EV450RT EV450RT INFO WWW.RENEWAIRE.COM 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL...

  • Page 6: Installation

    Never locate the unit inside a structure. Swing Secure the EV450RT so that it cannot fall or tip in the event of accident, Danger of damage or severe injury if high winds move this unit. Secure structural failure or earthquake.

  • Page 7: Top View

    43.500" 3-PHASE INDICATES LO WEIGHTS AR CENTERS OF UNIT CENTERS OF GRAVITY 29.375" TOP VIEW ± Indicates locations at EV450RT UNIT CORNER WEIGHTS (LBS) which corner weights SINGLE-WALL are calculated: along PHASE UNIT centers of curbs rails. 1-PHASE 3-PHASE DOUBLE-WALL 12/8/06 MF Scale: 1"...
  • Page 8 OUTSIDE THE BUILDING RADIATED NOISE The exhaust hood is the primary source of noise The EV450RT is insulated with high-density outside the building. When practical, orient the fiberglass. This provides significant attenuation of exhaust air hood to point away from houses or radiated sound from the unit itself.
  • Page 9 EV450RT INSTALLATION WIRING SCHEMATICS EV450 P1 SINGLE PHASE UNIT - STANDARD See Installation Manual for FIELD-WIRED SINGLE PHASE POWER SUPPLY additional Control Wiring Options. VOLTAGE AS SHOWN ON UNIT NAMEPLATE Step-down L2/N Close circuit between Red and Relay Ground Yellow to operate ERV.
  • Page 10 Standard Roof Curb Shown (available option). Curbs for sloped roofs or metal roofing are available on a EA: Exhaust Air to outdoors custom basis from RenewAire or from local curb fabricators. OA: Outdoor Air intake RA: Room Air to be exhausted 45 3/8"...
  • Page 11 These ERVs may be ordered with factory-installed features including Electronically Commutated Motors. Consult the supplemental Installation and Operation Manual(s) for these features if supplied. NOTE: Standard EV450RT with single phase original Le EV450RT avec moteurs d’équipement d’origine monophasés sont adaptés pour une utilisation avec equipment motors are suitable for use with solid state speed control.
  • Page 12 EV450RT INSTALLATION POWER SUPPLY INSTALLATION INSTRUCTION Remove both access panels to the electrical box. • Two 7/8” holes or knock-outs are provided in the bottom of the unit. These may be used to bring power into the unit through a curb, where allowed.
  • Page 13 EV450RT INSTALLATION HOW TO RESET THE 24VAC CIRCUIT BREAKER If the transformer is subjected to an excessive load or a short circuit, the circuit breaker will trip to prevent the failure of the 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.
  • Page 14 EV450RT START-UP NOTE: The simplified schematics below show CONTROL WIRING CAUTION SCHEMATICS only the relevant portions of the low-voltage Be careful if the external control system provides control circuit in the ERV unit and representational 24VAC power at its control output: make sure external control approaches.

  • Page 15: Maintenance

    EV450RT 14x20x2 MERV 8 (IOM) Pleated_Filter_PD_AUG17 14x20x2 MERV 13 (IOM) START-UP MEASURING AIR FLOW FILTER SPECIFICATIONS • (2) 14” x 20” x 2”(nominal) pleated filters Actual size: 13.5” x 19.5” x 1.75” • Unit shipped with MERV-8 Filters. Minimum recommended effectiveness: MERV-6 INITIAL PRESSURE DROP OF MERV 8 FILTERS - SUPPLIED WITH THIS UNIT.
  • Page 16 EV450RT MAINTENANCE REQUIREMENTS WARNING Danger of injury from un-guarded blower in unit. Disconnect power to unit before opening door. Danger of injury if unit starts unexpectedly. Switch power off at service disconnect. Lock-out/tag-out the disconnect. SUMMARY MAINTENANCE REQUIREMENTS CAUTION DO NOT WASH THE ENERGY CHANGING THE FILTERS EXCHANGE CORE.

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