Blue Sea Systems P12 Equalization (continued)

Speciﬁcations are subject to change. See bluesea.com/P12 for current information. 17

8. To change battery, use the up down arrow buttons to scroll the cursor to the Bat1 window.

9. Press the Select button.

10. Using the left and right arrow buttons, scroll between the three different battery banks connected to the charger.

11. Conﬁrm Equalization parameters for the battery you wish to equalize.

12. Using the up down arrow buttons, scroll the cursor to the StartEQ window.

13. Press the Select button.

14. The charger will now begin to equalize and will display.

15. Monitor batteries and battery temperature throughout the Equalization process.

16. You may pause Equalization at any time by pressing the pause button.

17. If at any point during Equalization a DC load is applied to the battery being equalized, Equalization will stop.

18. You may stop Equalization at any time by pressing the stop button.

Equalization (continued)

NOTE: If you receive the below warning screen conﬁrm batteries are fully charged and all DC loads connected to the batteries are turned off. Once complete proceed

back to step 1 of the Equalization process.

NOTE: Pressing stop will return you to the Charger Summary screen.

19. Once the max Equalization voltage is reached the battery bank will begin to equalize for the designated Equalization time.

20. After the designated Equalization time is met Equalization will stop and the charger will return to the Charger Summary Screen.

P12

7521 AND 7522 BATTERY CHARGERS

Contents

Main Scan for additional product information P12 12V DC USA User Manual 7521 (25A) and 7522 Page Table of Contents IMPORTANT SAFETY INSTRUCTIONS WARNING WARNING CAUTION GROUNDING PRECAUTIONS Four Stage Battery Charging 3 Absorption (Constant voltage) Float (Constant voltage) Conventional Three Stage Battery ChargingFour Stage Battery Charging P12 Battery Charger Overview Regulatory Specifications 5 7521 7522 Table C: Typical AC Regional Wire Colors Table A: Minimum Recommended Wire Size* Product Dimensions 6 Installation Clearances TOP Included Components P12 6 1 77 3 4 Supplies Needed Installation Instructions DC AC Installation Steps AC Strain Relief DC Strain Relief DC Safety Ground P12 Initial Charger Setup 11 Advanced Charger Setup Advanced Charger Setup (continued) 13 Reset to Manufacturer Defaults Table E: Default Voltages by Battery Type CAUTION Absorption Parameters and Timers Minimum Absorption Time: 1 hour default Maximum Absorption Time: 4 hour default Recommended End Absorption Amps End Absorption Amps Temperature Parameters Equalization Denition of Equalization Prior to Equalization Equalization Process WARNING Equalization (continued) Charger Summary Conguration Menu Display Setup Charger Setup Screen Summary P12 Temperature Parameters System Status System Status Absorb Timers System Status Hour Meter Screen Summary (continued) P12 Alert Screens and Diagnostics 7521 AND 7522 BATTERY CHARGERS Reverse Polarity or Short Circuit WARNING Thermal Regulation Alert Screens and Diagnostics DC Output Voltage Too High DC Fuse CAUTION AC Input Voltage Too Low Optional Installation ESSI ESSI SI-ACR and m-ACR Installation Instructions (PN 7610 and PN 7601) to Enable Start Isolation 22 ACR 1 ACR 2 Optional Installation ESSI ES SI A B ML-ACR Installation Instructions (PN 7620 and PN 7622) to Enable Start Isolation* 23 Cable Connection Optional Accessory P12 Indicates battery charger stage, alerts, and controls basic battery charger functions LED Indicators Four Control Buttons Specications Dimensioned Drawing Included Components P12 Dielectric Grease 3 5 P12 Display Indicators Alerts and Diagnostics Buttons Warranty and Contact Information Register your P12 Battery Charger at bluesea.com/warranty Date of rst purchase means: Blue Sea Systems will (at its sole discretion) repair or replace any product which is: Blue Sea Systems Technical Support Twin Engine 3 Battery Bank 360 Panel System System Functions: P12 Charge Management System