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FlaktWoods ECONOVENT – PUM - User Manual

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ECONOVENT
®
– PUM
Rotary heat exchanger
Technical Handbook
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Summary

Design

General Design Features

Overview of the heat exchanger's construction and components.

Casing and Delivery

Details on casing design for larger models and delivery information.

Product Description and Components

Drive System and Temperature Limits

Details on the motor, belt drive, and operational temperature limits.

Materials and Rotor Types

Describes materials used for construction and different rotor types.

Psychrometric Process Analysis

Chart 1: Non-hygroscopic Rotor Process

Graphic presentation of heat exchange for non-hygroscopic rotors.

Chart 2: Hygroscopic Rotor Process

Psychrometric chart illustrating hygroscopic rotor performance.

Frosting and Defrosting Phenomena

Explains frosting, limits, and methods for avoidance.

Frosting Charts

Illustrates frosting in hygroscopic and non-hygroscopic rotors.

Rotor and Heat Exchanger Selection

Rotor Material Selection Guide

Guide for selecting the appropriate rotor material based on application.

Heat Exchanger Type and Size Selection

Criteria for choosing heat exchanger type and size based on system needs.

Performance and Design Calculations

Efficiency and Performance Metrics

Explains temperature and moisture recovery efficiencies.

Design Charts and Calculations

Utilizes charts for performance and pressure drop calculations.

Project Design and Application Advice

Leakage, Fan Sizing, and Purging

Addresses air leakage, fan selection, and purging sector function.

Fan Location Strategies

Discusses optimal fan placement for recirculation and energy recovery.

Filter Requirements and Inspection

Covers filter recommendations and necessary inspection facilities.

Airflow Angle and Motor Temperature Limits

Advises on airflow angles, spacing, and motor thermal management.

Control Systems and Operation

Energy Recovery Control Modes

Explains heating/cooling control and speed detection.

Frosting Monitoring and Purging

Covers frosting detection and automatic purging routines for operation.

Parallel Operation and Motor Protection

Discusses multi-unit control and motor temperature protection.

Installation Guidelines

Mounting Orientations and Speed Controller

Details horizontal/vertical mounting and speed controller placement.

Unit Integration and Locations

Covers connecting to units and selecting installation sites.

Product Dimensions and Weights

Unit Dimensions and Weights

Provides physical dimensions and weights for various unit sizes.

Casing and Baffle Plate Options

Details options for rectangular casings and baffle plates.

Accessory Specifications

Accessory Dimensions and Codes

Lists dimensions and ordering codes for accessories.

Product Ordering and Specification

ECONOVENT Ordering Key Structure

Explains the coding system for ordering units.

Accessory Ordering Information

Provides specific ordering codes for accessories.

Sample Product Specification

Rotor and Casing Specifications

Details rotor materials, construction, and casing requirements.

Drive System and Quotation Data

Outlines drive specifications and required quotation information.

FlaktWoods ECONOVENT – PUM Specifications

General IconGeneral
BrandFlaktWoods
ModelECONOVENT – PUM
CategoryHeater
LanguageEnglish