RenewAire EV450IN Installation And Operation Manual
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RenewAire EV450IN Installation And Operation Manual

Energy recovery ventilator
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INSTALLATION AND OPERATION MANUAL
EV450IN
NOTE: Disconnect Switch and 24V Transformer Standard
EV450IN
Due to continuing product development, specifications are subject to change without notice.
134776_011
EV450INMan_Feb14.indd
4510 Helgesen Drive, Madison, WI 53718
(608) 221-4499, (800) 627-4499, Fax: (608) 221-2824
support@renewaire.com www.renewaire.com
RISK OF FIRE, ELECTRIC SHOCK, OR INJURY.
OBSERVE ALL CODES AND THE FOLLOWING:
1. Before servicing or cleaning the unit, switch power
off at disconnect switch or service panel and lock-
out/tag-out to prevent power from being switched on
accidentally. More than one disconnect switch may be
required to de-energize the equipment for servicing.
2. This installation manual
installation method. Additional measures may be
required by local codes and standards.
3. Installation work and electrical wiring must be
done by qualified professional(s) in accordance
with all applicable codes, standards and licensing
requirements.
4. Any structural alterations necessary for installation
must comply with all applicable building, health, and
safety code requirements.
5. This unit must be grounded.
6. Sufficient air is needed for proper combustion and
exhausting of gases through the flue (chimney) of fuel
burning equipment that might be installed in the area
affected by this equipment. If this unit is exhausting
air from a space in which chimney-vented fuel
burning equipment is located, take steps to assure
that combustion air supply is not affected. Follow the
heating equipment manufacturer's requirements and
the combustion air supply requirements of applicable
codes and standards.
7. Use the unit only in the manner intended by the
manufacturer. If you have questions, contact the
manufacturer.
8. This unit is intended for general ventilating only. Do
not use to exhaust hazardous or explosive materials
and vapors. Do not connect this unit to range hoods,
fume hoods or collection systems for toxics.
9. When cutting or drilling into wall or ceiling, do not
damage electrical wiring and other hidden utilities.
10. This unit must be properly ducted to the outdoors.
To avoid motor bearing damage and noisy and/or
unbalanced impellers, keep drywall spray, construction
dust, etc., out of unit.
Revised 02/2014
shows the
© 2014 RenewAire LLC
www.renewaire.com
suggested
Page 1

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Summary of Contents for RenewAire EV450IN

  • Page 1 To avoid motor bearing damage and noisy and/or unbalanced impellers, keep drywall spray, construction dust, etc., out of unit. EV450IN Due to continuing product development, specifications are subject to change without notice. © 2014 RenewAire LLC 134776_011 EV450INMan_Feb14.indd Revised 02/2014 www.renewaire.com...
  • Page 2 Mounting the EV450IN Ducts from unit to the outside must be insulated with sealed The EV450IN has integral flanges for mounting to a wall (Figure 1) vapor barrier on both inside and outside of the insulation or with or hanging from a ceiling (Figure 2). An optional hanging bracket closed-cell foam insulation.
  • Page 3 If the EV450IN is running when the main air handler is not, fresh air will flow into the space through the branch’s return grille. Choose the return branch for your connection accordingly (see next paragraph).
  • Page 4 "A" = STANDARD UNIT CONTROL WIRING "F" = FUSED "Tor G" = TERMINAL STRIP FOR ECM MOTORS- 14: - (determined by RenewAire at time of purchase) 15: SOME UNITS WITH CUSTOM "X" CODE ARE NOT SAFETY LISTED. EV450IN Due to continuing product development, specifications are subject to change without notice.

  • Page 5: Sound Attenuation

    SMACNA guidelines. Radiated Noise You must make sure to provide the correct voltage and The EV450IN is insulated with high-density fiberglass. This phase power supply. Installing the incorrect voltage provides significant attenuation of radiated sound. and phase will destroy the motor and possibly lead to...

  • Page 6: Airflow Performance

    Fresh Air and the Exhaust Air should be roughly equal PRESSURE PORTS (4) (“balanced”). In some facilities a slight positive or negative pressure in the building is desired. RenewAire energy recovery ventilators can generally operate with a flow imbalance of up to 20% without significant loss in energy recovery efficiency.

  • Page 7: Wiring Schematics

    Wiring Schematics EV450IN Replacement Parts CORE FILTERS BLOWER DOOR DRAW LATCH DISCONNECT SWITCH TRANSFORMER G ISOLATION RELAY CIRCUIT BREAKER CONTACTOR FILTER ACCESS DOOR MOTOR BLOWER ASSEMBLY WIRE HARNESS VOLTAGE ADAPTER INSULATED CASE DOOR BUMPER Accessories Hanging Bracket/Floor Mount Legs (2 pieces) 45EVHB 8”...
  • Page 8 8VA. Connect Control's N.O. Output to 2nd Yellow Lead 24VAC FROM AN EXTERNAL SOURCE EV450IN Due to continuing product development, specifications are subject to change without notice. © 2014 RenewAire LLC UNIT INTERNAL CONTROL WIRING 134776_011 EV450INMan_Feb14.indd Revised 02/2014 www.renewaire.com...
  • Page 9 THIS PAGE LEFT INTENTIONALLY BLANK. EV450IN Due to continuing product development, specifications are subject to change without notice. © 2014 RenewAire LLC 134776_011 EV450INMan_Feb14.indd Revised 02/2014 www.renewaire.com Page 9...
  • Page 10 THIS PAGE LEFT INTENTIONALLY BLANK. EV450IN Due to continuing product development, specifications are subject to change without notice. © 2014 RenewAire LLC 134776_011 EV450INMan_Feb14.indd Revised 02/2014 www.renewaire.com Page 10...
  • Page 11 THIS PAGE LEFT INTENTIONALLY BLANK. EV450IN Due to continuing product development, specifications are subject to change without notice. © 2014 RenewAire LLC 134776_011 EV450INMan_Feb14.indd Revised 02/2014 www.renewaire.com Page 11...

  • Page 12: Maintenance

    INITIAL PRESSURE DROP: 14 x 20 MERV 8 FILTERS INITIAL PRESSURE DROP 14” x 20” MERV 8 FILTERS RENEWAIRE PART NUMBER 103056 RENEWAIRE SERVICE PART NUMBER 990091 Inspect and/or replace filters every two or three months when the unit is in regular use, or as needed.

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