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Greenheck ERV User Manual

Greenheck ERV
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Energy Recovery Ventilator
Model ERV
Commercial Institutional
400 to 12,000 cfm
1.5 in. wg external
static pressure
June
2010
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Greenheck ERV Specifications

General IconGeneral
CategoryEnergy Recovery Ventilator (ERV)
Power Supply1-Phase or 3-Phase (depending on model)
Motor Typedepending on model
EfficiencySensible Recovery Efficiency up to 80% (depending on model)
Sound LevelsVaries by model
WeightVaries by model
DimensionsVaries by model
FiltersMERV 8 standard

Summary

Design Features

How an Energy Recovery Wheel Works

Mechanism of Action

Explains how the enthalpy wheel transfers temperature and moisture between airstreams to save energy.

Benefits for Building Owners and Maintenance

Improved IAQ & Energy Savings

Enhances IAQ by introducing fresh air and offers quick payback through energy savings.

Benefits for Design Engineers and Contractors

Design Engineer Compliance & Credits

Addresses ASHRAE guidelines, LEED credits, CAPS program, and CSI specifications for engineers.

Control Strategies and Frost Protection

Frost Protection Methods

Details timed exhaust, modulating wheel, and preheat controls to prevent frost formation.

Dimensions and Service Clearances (ERV-251 to ERV-581)

Exterior and Duct Dimensions

Tables detailing physical dimensions and duct connection sizes for specific ERV models.

Dimensions and Service Clearances (ERV-522 & ERV-582)

Performance Data (ERV-251 & ERV-361)

ERV-251 Performance Characteristics

Detailed performance tables for ERV-251 (Standard and High Airflow) direct drive models.

ERV-361 Performance Characteristics

Detailed performance tables for ERV-361 (Standard and High Airflow) belt drive models.

Performance Data (ERV-521, ERV-522, ERV-581, ERV-582)

ERV-521 & ERV-522 Performance

Performance tables for ERV-521 and ERV-522 models across various airflow and static pressure points.

ERV-581 & ERV-582 Performance

Performance tables for ERV-581 and ERV-582 models, detailing airflow and pressure capabilities.

Selection Guidelines

Greenheck ERV Models and Warranty

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