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The Brat Solar Charge Controller

Instructions

MidNite Solar

1 7722 - 67th Ave NE

Arlington, Wa 98223

www.midnitesolar.com

Features

● 1 2/24 Volt PWM charge controller gives excellent value

● Works as a load controller / Charge controller

● Conformal coated circuit board for harsh environments

● 1 5 Lighting/Load control modes with High and Low Voltage Disconnect

● Load circuit can be paralleled with the PV input to Increase charging power

● Three stage charging

● Clear rainproof enclosure with included liquid tight strain reliefs

● Manual and Auto EQ

● Solar Clock Mode turns The Brat into a solar clock

● Dead battery charging

● Short Circuit and overthermal protection and de-rating

Summary of Contents for Brat

Page 1: ...nformal coated circuit board for harsh environments 15 Lighting Load control modes with High and Low Voltage Disconnect Load circuit can be paralleled with the PV input to Increase charging power Three stage charging Clear rainproof enclosure with included liquid tight strain reliefs Manual and Auto EQ Solar Clock Mode turns The Brat into a solar clock Dead battery charging Short Circuit and overt...

Page 2: ...atteries can short circuit them The resulting spark can lead to personal injury or damage to the equipment Provide ventilation to outdoors from the battery compartment when installing vented batteries such as golf cart T 105 batteries The addition of a spill tray is also a good idea Clean all battery terminals Very high currents are drawn from the batteries even a small amount of electrical resist...

Page 3: ...s cette system Débrancher toutes les interrupteurs avant toute d entretien où nettoyage Ne travaillez pas seul Quelqu un devrait toujours être à proximité pour aider en cas d une situation d urgence Retirer bagues bracelets colliers montres et quelles choses comme ça Il y a risque des blessures graves s il y a un court circuit Cela pourrait ruiner votre journée entière Cette appareil n avoir pas u...

Page 4: ...n 12 Troubleshooting 13 Ratings 13 Glossary of Terms 13 Wiring Diagrams 14 Warranty 24 Table of Contents Symbols used in this manual Ground Symbol Indicates an earth ground connection Changes from the previous versions of this manual 3 14 15 REV A Production Release 3 17 2015 REV B Clarify Auto EQ description 3 27 2015 REV C Add Lighting Controller info and Low Voltage Disconnect Reconnect levels ...

Page 5: ...e wire and greater power loss Environment The brat s weatherproof construction gives great flexibility but if it is installed in a very warm location power output may be reduced Visibility of indicator LEDs The Brat should be mounted where the status LEDs are readily visible When you have selected a suitable mounting location simply attach to the selected area with appropriate screws not included ...

Page 6: ...r Charge Controller Instructions S2 LOAD SWITCH S1 MODE SWITCH TB1 PV BATTERY AND LOAD CONNECTIONS WEATHERPROOFING GASKET WIRING STRAIN RELIEF Shield RESET SWITCH Component Locator No Scale PV WIRES GO HERE LOAD AND BATTERY WIRES GO HERE ...

Page 7: ...comes from the solar panels or combiner BATT PLUS This connection comes from the Positive connection on the battery BATT MINUS This connection comes from the Negative connection on the battery LOAD PLUS This connection goes out to the Positive connection of the load lighting to be controlled by the Brat LOAD MINUS This connection goes out to the Negative connection of the load lighting to be contr...

Page 8: ...ight S1 7 Auto EQ Slide the switch up to enable Auto EQ S1 8 PWM DISABLE Slide switch up for On Off charging Reduces EMI Not recommended S1 4 OFF and S1 5 Off Sealed Profile 1 Bulk and Absorb 14 1 Float 13 7 Equalize NA S1 4 OFF and S1 5 On Sealed Profile 2 Bulk and Absorb 14 4 Float 13 5 Equalize NA S1 4 On and S1 5 Off Flooded Profile 1 Bulk and Absorb 14 4 Float 13 2 Equalize 15 5 S1 4 On and S...

Page 9: ... does not complete Absorb charging at this time it will wait until it does complete Absorb charging to start AUTO EQ That may be later on the same day or in subsequent days If the full EQ cycle does not complete The Brat will try to complete the cycle the next day but only the next day IfAuto EQ is not complete at this point the day counter will reset and try again in thirty days EQ and Auto EQ ch...

Page 10: ...ven hours at dusk 8 Turns lights on for eight hours at dusk 9 Turns lights on for nine hours at dusk A Turns lights on for three hours at dusk and one hour before dawn B Turns lights on for four hours at dusk and two hours before dawn C Turns lights on for six hours at dusk and two hours before dawn D Turns lights on from dawn to dusk E Turns lights on from dusk to dawn F Turns lights on until Low...

Page 11: ...d to Float TO STOP AN EQ CYCLE Auto or Manual press and hold the reset button for two seconds NOTE EQ is only available for flooded batteries Attempting to start an EQ cycle with switch S1 set to any sealed battery setting see page 8 will result in an error being displayed on the LEDs and the EQ cycle will not start NOTE If the battery is disconnected while the PV input is active The Brat may cont...

Page 12: ...turn the load off at 9 30 As the sunset time gets later the turn off time will remain at 9 30 Should dusk come after 9 30 the load would not come on On that sad sad day after the solstice when the daylight hours start getting shorter again the turn off time will remain at 9 30 while dusk could be at 5 13 or earlier The on time adjusts automatically by length of day The Solar Clock works with load ...

Page 13: ...mpt to start every thirty days AWG American Wire Gauge BATT Battery or Battery Bank Bulk A charging state where all available power goes to the battery until it reaches the Absorb voltage setting EMI Electro Magnetic Interference Electrical noise EQ Equalization charge An extended charge to match charge level on battery cells Float A charging state to maintain a fully charged battery LED Light Emi...

Page 14: ...Controller Instructions To view this manual in color please visit www midnitesolar com MNEPV Breakers for use with The Brat are available in 1 2 3 4 5 6 7 8 9 10 11 12 15 20 and 30 Amp sizes Larger sizes are available but not for use with The Brat ...

Page 15: ...Controller Instructions To view this manual in color please visit www midnitesolar com MNEPV Breakers for use with The Brat are available in 1 2 3 4 5 6 7 8 9 10 11 12 15 20 and 30 Amp sizes Larger sizes are available but not for use with The Brat ...

Page 16: ...Controller Instructions To view this manual in color please visit www midnitesolar com MNEPV Breakers for use with The Brat are available in 1 2 3 4 5 6 7 8 9 10 11 12 15 20 and 30 Amp sizes Larger sizes are available but not for use with The Brat ...

Page 17: ...Controller Instructions To view this manual in color please visit www midnitesolar com MNEPV Breakers for use with The Brat are available in 1 2 3 4 5 6 7 8 9 10 11 12 15 20 and 30 Amp sizes Larger sizes are available but not for use with The Brat ...

Page 18: ...Controller Instructions To view this manual in color please visit www midnitesolar com MNEPV Breakers for use with The Brat are available in 1 2 3 4 5 6 7 8 9 10 11 12 15 20 and 30 Amp sizes Larger sizes are available but not for use with The Brat ...

Page 19: ...Controller Instructions To view this manual in color please visit www midnitesolar com MNEPV Breakers for use with The Brat are available in 1 2 3 4 5 6 7 8 9 10 11 12 15 20 and 30 Amp sizes Larger sizes are available but not for use with The Brat ...

Page 20: ...Controller Instructions To view this manual in color please visit www midnitesolar com MNEPV Breakers for use with The Brat are available in 1 2 3 4 5 6 7 8 9 10 11 12 15 20 and 30 Amp sizes Larger sizes are available but not for use with The Brat ...

Page 21: ...Controller Instructions To view this manual in color please visit www midnitesolar com MNEPV Breakers for use with The Brat are available in 1 2 3 4 5 6 7 8 9 10 11 12 15 20 and 30 Amp sizes Larger sizes are available but not for use with The Brat ...

Page 22: ...4 connectors offer Plug N Play connection to the solar panels and convenient wiring to the rest of the system A combiner with circuit breakers also provides a convenient disconnect for the solar panels Type 3R Rainproof construction allows outdoor installation MNEPV Breakers and MNTS Touch Safe fuses and Fuseholders MidNite Solar MNEPV breakers and MNTS Touch safe fuseholders are agency approved D...

Page 23: ...ig Baby to over come the Baby Box smallness allowing for a ETL listed 4 position din rail box This box is about twice as wide as the baby box giving you more wiring room It also includes a ground box lug and mounting provisions for our short insulated bus bar as well as a ground bus bar Baby Box Big Baby MNEDCQUAD Box General use powder coated aluminum enclosure for 4 panel mount type breakers fro...

Page 24: ...3 7207 Purchasers must prepay all delivery costs or shipping charges to return any defective MidNite Solar product under this warranty policy Except for the warranty that the products are made in accordance with the specifications therefore supplied or agreed to by customer MIDNITE SOLAR MAKES NO WARRANTY EXPRESSED OR IMPLIED AND ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR ...

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