Index Introduction Safety Information Features Wiring Diagram Preparing for Installation Changing Battery Type Installing Battery Connecting Solar Panels Connecting External Battery Chargers Ignition Over-ride System Operation Remote Monitor Remote Monitor Status Messages Specifications Warranty...
Ÿ Unauthorized disassembly, repairs or modifications will void any warranty. Ÿ Attempts to use the Power Pack DC25 for purposes other than indicated in this manual will void the Ÿ warranty. Ensure all connections are secure and cables are installed in a safe manner.
Features Battery Compartment Sliding Lid Control Panel USB Charge Modules Battery Gauge 50A Heavy-duty IN/OUT connectors Fuses Remote Monitor port Main Switch IGNITION sense port Hella-type DC Socket MAIN BATT input SOLAR PANEL input Charger input fuse 12V DC Sockets External Charger input...
(Fig 1). Make sure all connections are secure and terminated correctly with appropriate tools. The input cables must be terminated with a RED 50A coupler matching the one on the Power Pack DC25 marked "MAIN BATT".
Changing battery type The battery type should be chosen before the auxiliary battery is installed. This is best done before the battery is installed into the Power Pack DC. For safety, the battery type cannot be changed if the auxiliary battery is already connected. A power source connected to the MAIN BATT or SOLAR PANEL input is required to change the battery type.
Installing Battery To hold a battery securely in the Power Pack, install the U-bolt and hold-down bracket. It is best to lay the Power Pack on its side or end to do this. Note : Select the battery type before installing the auxiliary battery. See page 5. Insert the U-bolt through the holes drilled into the bottom of the Power Pack.
This will bypass the Power Pack solar MPPT system. Connecting external Battery Chargers The Power Pack has a charge port specifically for use with National Luna Intelligent Battery Chargers. Insert the charger quick-connector into the charge port labeled "NL5 CHARGER" until it clicks securely.
11.5V. If a solar panel is connected and exposed to sunlight, the Power Pack DC25 will charge with the maximum power possible from the panel under the present conditions. Voltage from the panel must be between 9V and 42V.
Remote Monitor - (Optional accessory) The Remote Monitor can be plugged into the Power Pack DC25 and provides status about the system on a high-contrast LCD screen. Information such as Main and Auxiliary battery voltages, charge mode, charge current, battery type, battery temperature and error conditions are displayed in a choice of 3 user-selectable display modes.
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Remote monitor operation The remote monitor can be turned ON or OFF by pressing the POWER button. The display will turn off automatically after a short delay if there is no active charge cycle. The display brightness can be increased or decreased by pressing the UP or DOWN buttons. The remote monitor has 3 display modes that represent the status of the charging system in different ways.
Remote monitor STATUS messages The remote monitor will show the charge status during an active charge cycle. During the normal bulk and absorption charge stage, the charge current will be shown as well as the input source. During the Analysis stage, “TEST” will be shown. This stage helps to detect a defective battery. During the Float stage, “FLOAT”...
Specifications Voltage Range MAIN BATT input 11V - 32V SOLAR PANEL input 9V - 42V Solar Regulator Type MPPT Output Current Output Power 375W 12V Alternator Input Turn ON 13.2V Turn OFF 12.6V Over-Voltage 14.8V - 16V 24V Alternator Input Turn ON 26.4V Turn OFF...
: 1. At any time within FIVE YEARS from the date of purchase by the original purchaser, National Luna will at its discretion replace or repair without cost to the owner, through an authorised service agent, any part found to be defective by National Luna.
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Any labour and parts required for repairs would incur costs in foreign currency and be for the owner’s account. 4. In the event of a National Luna product being fitted as standard equipment in caravans and trailers and subsequently being exported from South Africa, the warranty must be carried by the persons responsible for the importing into a country other than South Africa.
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Replaceable Modules The Power Pack DC25 is designed to allow some of the plugs & sockets to be replaced with other compatible modules within the 29mm range. The lower group can accommodate the following 29mm modules : Dual USB charger...
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Optional Accessories 6m cable for Remote Monitor Remote Monitor NL5 Intelligent Battery Charger Charge Port adapter cable (1m) Ignition Sense cable...
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National Luna sales and support : www.nationalluna.com BMS-20301 NOV 2019...
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