MAXA i-MAX 0475 - User Manual

MAXA i-MAX 0475 Specifications

General

Brand	MAXA
Model	i-MAX 0475
Category	Inverter
Language	English

Summary

General Safety Guidelines

Personal Protection Equipment

Health and Safety of Workers

User - Onboard Controller Interface

Menu Structure Diagram

Visual representation of the controller's menu hierarchy and available options.

Menu Contents

I;O Ports of the System

Operations Logics

Dynamic Set-Point Control

Allows set-point adjustment based on outdoor air temperature for optimal performance.

Circulator Management (If Installed)

Details various operation modes for the circulator pump and its control parameters.

Compressors Control

Explains the activation and shutdown logic for both modulating and ON/OFF compressors.

Heat Dissipation Fan Motor Control

Describes how the fan speed is controlled based on condensing or evaporation pressure.

Defrosting Cycle

Activable Logic Functions with GI-Module for Plant Management (Optional)

Alarm Signalization

Heat Pump Lockout Signalization

Enablement of Domestic Hot Water Production (DHW)

Enables and configures domestic hot water production, including sensor integration.

Auxiliary Electric Heater

Details the use and configuration of auxiliary electric heaters for system and DHW sides.

Boiler Enablement

Activation of Auxiliary Electric Heaters and Boiler During Joint and Substitution Operation to the Compressor

Defines operation areas for auxiliary heaters and boilers during joint or substitution modes.

Double Set-Point Management

Secondary Circulator Management (Relaunching Pump)

Tables of Allowed Configurations for the User and Installer

Setting Parameters

Condensation Parameters

Circulator Pump Configuration Parameters

Alarms Management

E001 - High Pressure

Triggers when system pressure exceeds a safe limit, stopping the compressor.

E002 - Low Pressure

Triggers when system pressure drops too low, stopping the compressor.

E003-Thermal Protection of First ON;OFF Compressor in Both Circuits

E004 - Fan Motor Alarm

E005 - Antifreeze Alarm

Activates when outlet water temperature drops too low, preventing freezing.

E006 - Flow Switch Alarm

[E013] Thermal Protection of Second ON;OFF Compressor in Both Circuits

[Ε018] High Temperature Water Side

[E641] High Pressure Alarm Switch (In Series to the Compressor Discharge Temp. Sensor)

Triggers if pressure exceeds a threshold, causing immediate shutdown of compressors and fan.

[E611+E682] Sensors Alarms

[E801÷E971] Timeout Inverter

Heat Pump Lockout Alert

Signals a critical lockout condition for the heat pump due to specific alarm states.