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Blue Sky Energy - Solar Boost 50
TABLE OF CONTENTS
IMPORTANT SAFETY INSTRUCTIONS ............................................................................................ 2
PRODUCT DESCRIPTION ................................................................................................................. 6
Part Numbers and Options.................................................................................................... 6
OPERATION ....................................................................................................................................... 6
Optional Digital Display ......................................................................................................... 7
Charge Status Indicator ........................................................................................................ 8
Three Stage Charge Control ................................................................................................. 8
Two Stage Charge Control.................................................................................................... 10
Equalization........................................................................................................................... 10
Optional Temperature Compensation ................................................................................... 11
Temperature and Output Power............................................................................................ 12
Maximum Power Point Tracking (MPPT) .............................................................................. 12
INSTALLATION .................................................................................................................................. 13
Over Voltage / Reverse Polarity Protection ........................................................................... 13
Electrostatic Handling Precautions........................................................................................ 14
Maximum PV Short Circuit Current and NEC........................................................................ 14
Grid Tied Systems................................................................................................................. 15
Solar Boost 50 Setup ............................................................................................................ 15
Mounting ............................................................................................................................... 20
Metallic Conduit..................................................................................................................... 21
Battery and PV Wiring ........................................................................................................... 22
Optional External Current Shunt ........................................................................................... 23
Optional Digital Display ......................................................................................................... 23
Input Power Sources Other Than PV Modules...................................................................... 24
TROUBLESHOOTING GUIDE............................................................................................................ 24
SPECIFICATIONS .............................................................................................................................. 26
THREE YEAR LIMITED WARRANTY ................................................................................................ 26
TABLES AND FIGURES
Table 1
Table 2
Table 3
Figure 1
Figure 2
Figure 3
Figure 4
Figure 5
1
Bulk Charge....................................................................................................... 9
Acceptance Charge ........................................................................................... 9
Float Charge...................................................................................................... 10
Disabling Equalization ....................................................................................... 11
How MPPT Works ............................................................................................. 12
Typical Current Boost Performance................................................................... 12
Default Factory Setup........................................................................................ 15
System Voltage ................................................................................................. 15
Charge Mode..................................................................................................... 15
Temperature Compensation .............................................................................. 16
Float Transition Current Measurement Shunt.................................................... 16
Float Transition Current Setpoint....................................................................... 17
Maximum Power Voltage................................................................................... 18
Optimizing MPPT............................................................................................... 19
Acceptance Charge Voltage .............................................................................. 19
Float Charge Voltage......................................................................................... 20
Charge Status Indicator..................................................................................... 8
Typical Current Boost Performance................................................................... 13
Maximum Conductor Length for 3% Voltage Drop at 40A ................................. 22
Front Panel and Remote Display Indicators ...................................................... 7
Lead-acid Charge Voltage -vs.- Battery Temperature ....................................... 11
Setup and Wiring Diagram................................................................................. 14
Detailed Dimensional Drawing........................................................................... 21
Remote Display Cable Schematic ..................................................................... 23
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