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Munters ML1350 User Manual

Munters ML1350
56 pages
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Originalinstructions
Usermanual
ML420,ML690,MLT800
ML1100,ML1350,MLT1400
Desiccantdehumidier
190TGB-1035-H1604©MuntersEuropeAB2016

Table of Contents

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Munters ML1350 Specifications

General IconGeneral
ModelML1350
Airflow1350 m³/h
RefrigerantR407C
Power Supply400V/3ph/50Hz
Operating Temperature-20 to +40°C

Summary

Important User Information

Intended Use

Specifies the designated purpose of the dehumidifier and outlines incorrect usage scenarios.

Warranty

Details the terms, limitations, and conditions applicable to the dehumidifier's warranty.

Safety

Highlights potential hazards and safety precautions indicated by hazard symbols.

Conformity with Directives

Confirms compliance with essential safety requirements of relevant EU directives.

Copyright

States copyright protection and restrictions on manual reproduction or transmission.

Introduction

About This Manual

Provides an overview of the manual's content and purpose for safe and efficient dehumidifier use.

Unintended Use

Defines prohibited applications and installation locations for the dehumidifier.

Safety and Cautions

Emphasizes user responsibility for safety during operation and general precautions.

Markings

Supervision of Operation

Explains how the dehumidifier is controlled and monitored via the operator panel.

Fault Indications

Describes how faults are displayed on the operator panel and humidity control system.

Dehumidifier Design

Product Description

Introduces the ML series desiccant dehumidifiers and their construction.

Function Description

Explains the internal airflow and desiccant rotor process for dehumidification.

Main Components

Transport, Inspection and Storage

Transport

Provides guidelines for safe handling and movement of the dehumidifier during transport.

Inspection of Delivery

Outlines the procedure for checking the delivered unit for completeness and damage.

Storing the Equipment

Gives instructions for storing the dehumidifier prior to installation to prevent damage.

Installation

Safety

Details critical safety warnings and precautions for the installation process.

Site Requirements

Specifies environmental and space requirements for optimal dehumidifier installation.

Foundation

Mirror Handed Duct Connections

Duct Installation

General Recommendations

Provides guidelines for connecting ducts in accordance with ISO 13351 standards.

Duct for Outdoor Air Inlet

Duct for Wet Air Outlet

Precautionary Measures for Units with LI Desiccant Rotor

Electrical Connections

External Humidity Sensor

Gas Reactivation (ML1100 Units Only)

Commissioning

Settings Before Start-up

Details standard functions requiring initial setup and connection to external equipment.

Single-Stage Humidity Sensor

Explains operation with a single-stage sensor and its connection requirements.

Two-Stage Humidity Sensor

Describes control with a two-stage sensor and its impact on reactivation heater stages.

Remote Fault Indication

Lists faults indicated by the PCB display for process air, fans, motor, and filters.

Pre-start Checks

Airflow Check and Adjustment

Operation

General

Overview of the operator panel, mode selector switch, and LED indicators.

Quick Stop

Instructions for emergency shutdown using the main power switch.

Before Starting

Recommends following pre-start checks and airflow adjustments before initial operation.

Operator Panel

RH98 Operator Panel

Operating the Unit

Manual Mode

Step-by-step guide for operating the dehumidifier in manual mode.

Automatic Mode - Humidity Sensor Connected

Procedure for operating the unit in automatic mode with a connected humidity sensor.

Automatic Mode - RH98 or VariDry (Option)

Instructions for automatic operation using factory-installed RH98 or VariDry systems.

Service and Maintenance

Safety

Mandatory safety precautions for personnel performing maintenance and repairs.

General

Emphasizes the importance of regular service for optimal reliability and efficiency.

Service Options

Details four standard service options available for commissioning and maintenance.

Extended Warranty

Cleaning

Service and Maintenance Schedule

Filter Change

Fault Tracing

General

Introduces the chapter on identifying and correcting common faults.

Safety

Reinforces safety warnings for qualified personnel performing troubleshooting.

Fault Tracing List

Technical Specification

Dimensions and Service Space

Provides detailed dimensions and required service space for unit installation.

Capacity Diagrams

Illustrates approximate dehumidification capacity based on process air temperature and humidity.

Technical Data

Sound Data

Sound Data ML420

Presents sound pressure and power levels for the ML420 model at different frequencies.

Sound Data ML690

Provides sound data for the ML690 model across various frequency ranges.

Sound Data MLT800

Details sound pressure and power levels for the MLT800 model.

Sound Data ML1100

Contains sound data for the ML1100 model at specified frequency bands.

Sound Data ML1350

Presents sound level information for the ML1350 model.

Sound Data MLT1400

Lists sound pressure and power levels for the MLT1400 model.

Scrapping

Appendix 1 Options

General

Information on optional products and configurations that can be fitted to ML series dehumidifiers.

Running Time Meter

Describes the function of the running time meter for tracking unit operation hours.

Rotor Stop Alarm

Explains the rotor stop alarm feature and its automatic shutdown mechanism.

Blocked Filter Alarm

Details the blocked filter alarm system using a differential pressure switch.

Filter Box - M5 and F7

Information on optional external filter boxes and their pressure drop characteristics.

Humidity Control System

Introduction

Overview of RH98 and VariDry humidity control systems for regulating reactivation heater power.

Transmitter

Describes the humidity transmitter sensor, its types, and signal transmission.

Control Unit

Explains the function of the control unit in receiving signals and controlling the dehumidifier.

Setpoints and Control Parameters

Display/Change Setpoint for Relative Humidity

Display/Change Other Parameters

Process Alarms

Contact Munters

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