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Nature Power Products 

 

Nature Power Monocrystalline Solar Cells are manufactured in Germany by Bosch and Solar Panels are assembled in China. 

Manual Printed in China 

Please note the installation shown is for connections to the Nature Power 8 Amp charge controller. To receive 

information on connections with the 28 Amp Charge Controller please refer to the 28 Amp charge controller 

manual.  
When installing solar panels configuration and systems, please carefully observe correct cable connections and 

polarity.  The solar panels can be damaged by not observing the correct electrical installation and polarity; in 

addition, this will void the warranty of your solar panel(s). Having a multi-meter handy will help to confirm 

correct polarities. 

Extending the wiring

 

If you choose to mount your solar panel further away from the charge controller by extending the wiring we 

recommend the following gauges at each specified distance. Use stranded wire instead of solid wire. Stranded 

wire does not fatigue or loose connections over time. 

Cable Length 

American Wire Gauge (size) 

20-30 Feet 

#12 

40-50 Feet 

#10 

60 Feet or more 

#8 

 

To prevent loss of current we suggest mounting the solar panel within 20 feet of the charge controller and the 

charge controller should be installed within 5 feet of the battery.  

Additional Solar Panels

  

You may choose to purchase additional solar panels for higher wattage and faster charging. Connecting more 

panels is easy with the EZ connector cables. 

Figure 2

 shows an example of how to connect more panels together with the EZ connector cables.  If needed EZ 

3-in-1 or EZ 4-in-1 connector cables are available and can be purchased from Nature Power please contact our 

Customer Service line to get more information on purchasing EZ connector cables.  

 

 

 

 

 

 

 

 

 

 

Additional 12V DC Batteries 

Addition batteries may be desired for extra electrical storage.  
For 12 Volt battery bank configurations; make sure your batteries are connected in parallel (Positive to Positive 

and Negative to Negative) 

1.

 

From the charge controller attach the red battery clamp to the red terminal of the first battery in the 

bank, matching the polarities, positive to positive.  

To order refer to item 
number: 
 

90001

 for the 3-in-1 

connector  
 
 
 

 
90004

 for the 4-in-1 

connector

FIGURE 2 

Summary of Contents for 50042

Page 1: ...VERSION 2 1 INSTALLATION MANUAL MONOCRYSTALLINE MODELS 40 Watt 50042 65 Watt 50062 85 Watt 50082 140 Watt 50132 280 Watt 50262 ...

Page 2: ... generate hydrogen and oxygen during charging resulting in evolution of explosive gas mixture Care should be taken to ventilate the battery area and follow the battery manufacturer s recommendations Batteries contain very corrosive diluted acid as electrolyte Precautions should be taken to prevent contact with skin eyes or clothing Use caution to reduce the risk of dropping a metal tool on the bat...

Page 3: ... charge controller within 5 feet of battery or loss of current may occur Wire the battery to the charge controller and then the solar panel to the charge controller to ensure that the correct polarity is observed Secure the solar panel to the desired location solar panel must be within 20 feet of the battery or loss of current may occur Selecting the correct Charge Controller Charge Controllers ma...

Page 4: ...rotections Short Circuit Low Voltage Overloading Discharging Reverse Current Discharging Selecting the correct Battery Nature Power does offer batteries However please choose a 12 Volt rechargeable battery Do not attempt to recharge non rechargeable batteries 6 Volt battery configurations may also be used if connected in series Negative to Positive You may choose a Sealed Lead Acid battery a Gel C...

Page 5: ...me Cable Length American Wire Gauge size 20 30 Feet 12 40 50 Feet 10 60 Feet or more 8 To prevent loss of current we suggest mounting the solar panel within 20 feet of the charge controller and the charge controller should be installed within 5 feet of the battery Additional Solar Panels You may choose to purchase additional solar panels for higher wattage and faster charging Connecting more panel...

Page 6: ...d components if necessary Clean with a damp towel or cloth remove all debris Check and maintain the battery electrolyte levels are at regular intervals as per the battery manufacturer s recommendations if flooded wet cell lead acid batteries are used Check solar panel open voltage range Check solar panel close circuit range Confirm all wiring connections are secure and tight Confirm all mounting c...

Page 7: ...roof Figure 3 shows an example of how the panel can be mounted with the z brackets included The wire from the solar panel can be routed to the interior of the RV through the roof top refrigerator vent In this kind of installation attempt to mount the panel near the refrigerator vent See Figure 4 Run Times Please refer to the runtimes chart to choose how much solar power your desired system require...

Page 8: ...r voltage than reported at Standard Test Conditions Modules should be multiplied by a factor of 1 25 when determining component voltage ratings conductor capacities fuse sizes and size of controls connected to the module output Refer to Sec 6908 of the National Electric Code for an additional multiplying factor of 125 percent 80 percent of rating which may be applicable Please refer to Section 690...

Page 9: ...ribed herein Any implied warranty of merchant ability of fitness for a particular purpose on this unit is limited in duration to the duration of this warranty The solar module is warranted to be free of defects in materials and workmanship for one year from the date of purchase without additional charge Nature Power will not be responsible for any amount of damage in excess of the retail purchase ...

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