Table of Contents
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OWNER'S MANUAL
OWNER'S MANUAL
OWNER'S MANUAL
OWNER'S MANUAL
OWNER'S MANUAL
FREEDOM 458 Series COMBI
FREEDOM 458 Series COMBI
FREEDOM 458 Series COMBI
FREEDOM 458 Series COMBI
FREEDOM 458 Series COMBI
INFORMA
INFORMA
TION IN THIS MANUAL
TION IN THIS MANUAL
INFORMATION IN THIS MANUAL
INFORMA
INFORMA
TION IN THIS MANUAL IS SUBJECT T
TION IN THIS MANUAL
Part No. 90-0123-00
Libertycombi.p65 11/05/99
INVERTER/CHARGER
INVERTER/CHARGER
INVERTER/CHARGER
INVERTER/CHARGER
INVERTER/CHARGER
*Manual includes all models of Freedom 458 Inverter/Charger
IS SUBJECT T
IS SUBJECT T
IS SUBJECT TO CHANGE WITHOUT NOTICE
IS SUBJECT T
Model 10
Model 15
Model 20
Model 25
Model 30
O CHANGE WITHOUT NOTICE
O CHANGE WITHOUT NOTICE
O CHANGE WITHOUT NOTICE
O CHANGE WITHOUT NOTICE
T M
T M
T M
T M
T M
®
1
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Table of Contents
Related Manuals for Heart Interface 20D
Summarization of Contents
SAFETY SUMMARY
Fuse Replacement
Replace fuses only with specified voltage, current, and type ratings for fire protection.
Power Source
Operate equipment within specified AC and DC voltage limits to prevent damage.
Servicing
Refer all servicing to qualified personnel; do not open the unit to reduce shock risk.
INTRODUCTION
Electronic Protection
Unit features overload, short circuit, and over-temperature protection with automatic reset.
THINGS YOU SHOULD KNOW
Circuit Breaker Protection
Explains breaker types and locations protecting the inverter/charger and output circuits.
Thermostat Controlled Cooling
Fan cooling controlled by thermostat ensures continuous operation at rated capacity.
Inverter Idle Circuit
Saves battery power when no AC load is present, with instant response when load is applied.
Low and High Battery Shutdown
Automatic shutdown at low (10.0V) or high (15.5V) battery voltage; resumes when voltage normalizes.
Power Sharing
Reduces charger's AC consumption to allow more power to the load, preventing breaker trips.
Temperature Sensitive Charging
Adjusts charge voltage based on battery temperature for optimal charging and battery life.
OPERATION
External AC Power
Describes automatic operation of charger, transfer, and Power Sharing when external AC is available.
Front Panel Controls and Indicators
Details functions of INVERT and CHARGE push-buttons and status LEDs on the unit.
STATUS LEDs
Each LED indicates battery type selection and operation status for inverter and charger.
Battery Type Selection
Procedure to select battery type (Wet, Gel1, Gel2, AGM) using the CHARGE button.
Operation Status
Explains LED indications for inverter ON/OFF, standby, and charger status.
LOW BATTERY Red LED
Indicates battery voltage warnings, shutdown, or potential DC system problems.
OVERTEMP/OVERLOAD Red LED
Signals over-temperature or overload conditions, requiring troubleshooting and reset.
LOW BATTERY & OVERTEMP/OVERLOAD Red LEDs
Indicates AC backfeed detection, requiring immediate wiring inspection and correction.
TSC (Temperature Sensitive Charging)
Provides connection for a sensor to measure battery temperature for compensated charging.
OPTIONAL REMOTES
Information on connecting and using optional remote control panels or link instruments.
OPTIONAL REMOTE CONTROL PANELS
Remote Control Panel
Details features of the optional remote panel for monitoring and control.
Advanced Remote Control Panels
Overview of Link series panels for monitoring and managing battery banks.
BATTERIES
BATTERY TYPES
Categorizes batteries for inverter use: wet cell, gel cell, and Advanced AGM.
Gel Cell Batteries
Describes gel cell batteries, known for no maintenance, low self-discharge, and low resistance.
Advanced AGM (Absorbed Glass Mat) Batteries
Lead-acid, maintenance-free batteries with performance similar to gel cells.
Battery Selection
Guidance on selecting true deep-cycle batteries based on Amp-hours and power requirements.
BATTERY INTERCONNECTION
Explains series and parallel connection methods for creating battery banks.
BATTERY BANK RATINGS AND SIZING
Guidance on calculating battery bank size based on Amp-hours and discharge rates.
AMP-HOUR CONSUMPTION FORMULAS
Provides formulas to calculate DC Amp-hour draw for AC appliances based on voltage and efficiency.
Typical Power Consumption
Chart listing typical power consumption of common AC appliances for load calculation.
BATTERY CHARGING
Battery Charging
Explains the need for complete charging of wet cell batteries to prevent sulfate buildup.
Freedom Battery Chargers
Designed with 3-stage charging for optimal charging of wet, gel, and AGM deep-cycle batteries.
Benefits of the Freedom Charger vs. the traditional taper charger
Compares Freedom charger's 3-stage charging to traditional taper chargers for efficiency.
Stage 2 Acceptance Charge
Phase where voltage is held constant and current ramps down, removing final sulfate.
ACCEPTANCE TO FLOAT TRANSITION POINTS
Specifies current limits for transition from acceptance to float charge for different models.
Stage 3 - Float Charge
Maintains battery voltage at a preset level for long-term maintenance, allowing full output to loads.
Stage 4 - Equalizing Charge
Controlled overcharge to equalize cell voltage, restore capacity, and mix electrolyte.
WARNINGS
Important safety precautions for equalizing charge, including ventilation and load removal.
INSTALLATION PRECAUTIONS
Typical Tools Needed
Lists essential tools for installation, including screwdrivers, wrenches, and wire strippers.
Accessories Needed for Installation
Lists required items like fuses, wire, cables, and mounting hardware for installation.
INSTALLATION
Key Installation Points
Provides crucial guidelines for mounting, clearance, environment, and battery proximity.
Auxiliary Switch Port Installation
Details the use of the Auxiliary Switch port and jumper for specific configurations.
Grounding
Instructions for connecting the inverter/charger chassis to the AC ground system for safety.
Neutral Bonding
Explains internal neutral-to-ground bonding and its lifting during AC power application.
AC Wiring
Covers routing, connecting, and securing AC input and output wires according to NEC standards.
Dual AC Output
Details the configuration for models featuring two separate AC output circuits.
Ground Fault Circuit Interrupters
Explains the requirement for GFCI protection on certain branch circuits per NEC regulations.
Remote Control Wiring
Instructions for routing and connecting the remote control panel cable.
TSC Temperature Sensor
Guides connection of the temperature sensor to the unit for compensated battery charging.
DC Wiring
Simple instructions for connecting positive and negative DC cables to the battery bank.
PathMaker Models
Information on optional battery combiners for managing multiple battery banks.
Battery Cable Fusing
Details NEC requirements for fuses to protect battery and cables from short circuits.
Recommended Fuse: UL Listed Class T JLLN
Specifies recommended fuse type and holder for battery cable protection.
Pre-Operation Checks: Shore/Generator Power
Critical pre-operation checks before applying shore or generator power to prevent damage.
Test the battery charger function
Procedure for testing the battery charger's operation after installation.
TROUBLESHOOTING LED STATUS
LED Status
Table outlining LED status combinations and their corresponding operation states.
Operation Status
Describes the meaning of LED combinations for inverter and charger operational states.
Notes
Provides additional context and troubleshooting tips for LED status indicators.
GLOSSARY
Alternating Current (AC)
An electric current that reverses direction at regular intervals.
Ampere (Amp, A)
The unit of measure of electron flow rate of current through a circuit.
Ampere-hour (Amp-Hr, AH)
Unit measuring a battery's electrical storage capacity, multiplying current by time.
Ampere-Hour Capacity
Ability of a charged battery to deliver specified electricity quantity at a given rate.
AGM (Absorbed Glass Mat) Battery
A lead acid, maintenance-free battery.
AWG (American Wire Gauge)
A standard used to measure the size of wire.
Circuit
The path of an electric current; closed circuit is complete, open circuit is broken.
Circuit (Series)
A circuit where current flows through only one path.
Equalize Charge
Controlled overcharge to equalize cell voltage, restore capacity, and mix electrolyte.
Gel Cell Battery
A type of battery using a gelled electrolyte solution; sealed and maintenance-free.
GFCI (Ground Fault Circuit Interrupter)
Protective device that rapidly de-energizes a circuit when current to ground exceeds a value.
Ground
The reference potential of a circuit; in automotive use, often the chassis or frame.
LED (Light Emitting Diode)
Indicator light.
LINK Instrument
Panels that monitor single/dual battery banks; some offer remote management.
NEC National Electric Code
Standard for electrical installations in the United States.
Negative
Pertaining to electrical potential; the terminal from which electrons flow during discharge.
Ohm
A unit for measuring electrical resistance.
Ohm's Law
Relationship between Voltage, Current, and Resistance (V=IR).
Positive
Pertaining to electrical potential; the terminal where electrons return to the battery.
Power Sharing
Charger feature reducing output when AC load exceeds input breaker rating.
TSC
Abbreviation for Temperature Sensitive Charging; adjusts charging voltage based on battery temp.
Volt
The unit of measure for electric potential.
Watt
Unit for measuring electrical power; rate of doing work.
Watt-Hour (Watt-HR, WH)
Unit for measuring electrical energy, calculated as Watts x Hours.
Wet Cell Battery
Battery type using liquid electrolyte; requires periodic maintenance.
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