National Luna DC25 Distribution Box Owner'S Manual Download Page 5 | Manualshive

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Features

3

USB Charge Modules

Battery Gauge

Main Switch

50A Heavy-duty
IN/OUT connectors

SOLAR PANEL input

Remote Monitor port

IGNITION sense port

MAIN BATT input

External Charger input

Charger input fuse

Hella-type DC Socket

12V DC Sockets

Fuses

Control Panel

Mounting Base

Cable entry ports

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Summary of Contents for DC25 Distribution Box

Page 1: ...DC25DistributionBox ...

Page 2: ......

Page 3: ... for Installation Safety Information Wiring Diagram Features Introduction Connecting Auxiliary battery Connecting Solar Panels Connecting External Battery Chargers Ignition Over ride System Operation Remote Monitor Remote Monitor Status Messages Specifications Warranty Selecting Battery Type ...

Page 4: ...up to 25A of current to the auxiliary battery using an optimized 6 stage charge algorithm to fridges and other small appliances These connectors can also be used with external battery chargers as an alternative to the built in dedicated charge port Heavy duty connectors can be used for connecting a variety of accessories from inverters 600W max The introduction of two dual port USB modules with fa...

Page 5: ...ain Switch 50A Heavy duty IN OUT connectors SOLAR PANEL input Remote Monitor port IGNITION sense port MAIN BATT input External Charger input Charger input fuse Hella type DC Socket 12V DC Sockets Fuses Control Panel Mounting Base Cable entry ports ...

Page 6: ...se to the main battery on the positive cable Fig 2 Install a second 40A fuse close to the auxiliary battery on the positive cable 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 input on the DC Distribution Box marked MAIN BATT If solar panels are used they can be connected to the input mar...

Page 7: ...e main wire harness from the circuit The cover can now be completely removed cable entry holes Use a screw driver or flat tool to open the desired 2 Open the cover slightly and unplug the remote monitor feed cable Fit standard cable grommets into the open holes Feed the auxiliary battery cables through the grommets 5 1 Remove the screws holding the cover on the left and right hand sides of the enc...

Page 8: ...ont Make sure the terminal screw is tight Feed the positive battery cable through the grommet and connect it to the top terminal of the main switch Tighten the cable grommets when done 2 Connect the larger ring to the GND terminal Connect the smaller ring of the sensor to the terminal marked Sense Feed the remote temperature sensor wire together with the positive or negative battery cables Tip Fee...

Page 9: ...g and ﬂooded high cycle batteries Used for ﬂooded deep cycle calcium and maintenance free batteries Used for all types of AGM and Gel batteries Battery Types DC DC Battery Charger Battery Float Li ion Wet Ca AGM Gel Charge OK To change this press the Battery button until the desired type is selected The AGM battery type is the default factory setting Ensure the main breaker switch is in the OFF po...

Page 10: ...ly Charge currents exceeding 10A can then be connected Other charger brands can be connected to one of the grey heavy duty AUXILIARY IN OUT connectors Insert the charger quick connector into the charge port labeled NL5 CHARGER until it clicks securely IGNITION SENSE port This may be the case in some vehicles with Smart Alternators The IGNITION SENSE port increases support for vehicles where the ch...

Page 11: ...rops below 11 5V If solar panels are connected and exposed to sunlight the Distribution Box will seek the maximum power possible from the panels under the present conditions Voltage from the panel must be between 9V and 42V Charge to the auxiliary battery will start once voltage on the MAIN BATT input exceeds 13 2V It will stop charge once voltage drops below 12 6V after a short delay If both MAIN...

Page 12: ... temperature and error conditions are displayed in a choice of 3 user selectable display modes The Remote Monitor provides status about the system on a high contrast LCD screen Lift the dirt cover on the Remote Monitor port Connect the square end of the monitor data cable Press the plug until it clicks securely to the remote port as indicated ﬁg 1 It can ﬁt in one direction only Connect the ﬂat en...

Page 13: ...essing the UP or DOWN buttons Display mode 2 In this mode the status of the main and auxiliary batteries are represented as graphical bar graphs The actual voltages are shown for the respective batteries During a charge cycle the input source ALT or SOLAR is displayed with the actual charge current If there is no active charge cycle STANDBY is displayed The AUX graph is animated during charge and ...

Page 14: ...in use If this symbol and voltage display are flashing the battery is not holding charge and should be tested OVER VOLTAGE PROTECTION The voltage applied to the SOLAR or ALT inputs is too high Ensure the applied voltages are within specification Refer to specifications on page 13 Charge will stop until the system temperature recovers to a safe level This error will also be displayed if the Power P...

Page 15: ...ator Input Turn ON Turn OFF Over Voltage 24V Alternator Input Turn ON Turn OFF Over Voltage Igni on Over ride 12V 24V Turn ON Turn OFF Over Voltage Ba ery charge output Voltage Max Current Max Power Opera ng Temperature Standby Current switch ON Dimensions Remote Display USB charge output each port Ba ery Gauge display range Ba ery Types Bulk Voltage Float Voltage AGM Gel 14 4V 13 6V Standard Wet ...

Page 16: ...14 261 mm 257 mm 20 mm 120 mm 201 mm 171 mm 239 mm Mounting hole locations ...

Page 17: ...to the following National Luna 2 Where parts are replaced by an authorised service agent the labour costs for the work done will be for the owner s given 4 This warranty is valid within the borders of South Africa only 5 National Luna may consider a warranty void if modiﬁcations have been made to this product which may cause account This National Luna Warranty supersedes any other advertised Guara...

Page 18: ...gs sockets to be replaced with other compatible modules within the 29mm range The lower group can accommodate the following 29mm modules Dual USB charger Engel plug compatible Screw in DC socket Hella type socket factory fitted Cigarette lighter socket factory fitted 12V DC socket ...

Page 19: ...Remote Monitor NL5 Intelligent Battery Charger Ignition Sense cable Charge Port adapter cable 1m Optional Accessories ...

Page 20: ...BMS 20300 DEC 2020 www nationalluna com National Luna sales and support ...

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