MPPT solar charge controller MPPT solar charge controller 2.1 Features 1 ABOUT THIS MANUAL •Intelligent Maximum Power Point Tracking technology increases efficiency 25%~30% 1.1 Purpose •Compatible for PV systems in 96V~ 384V(from 8 packs to 32 packs) This manual describes the assembly, installation, operation and troubleshooting of this unit. Please read •Three-stage charging optimizes battery performance (Two-stage charging in lithium battery mode) •Maximum charging current up to 25/ 50A this manual carefully before installations and operations.
MPPT solar charge controller MPPT solar charge controller 3. INSTALLATION 3.4 Power Connection Wire size 3.1 Unpacking and Inspection The four large power terminals are sized for 14 - 2 AWG (2.5 - 35mm 2 ) wire. The terminals are rated for Before installation, please inspect the unit.
MPPT solar charge controller MPPT solar charge controller Connect terminals by following below steps (Refer to diagram above): 4. OPERATION 1. Make sure that the system input and output disconnect switches are both turned off before connecting power wires to the charger. There are no disconnecting switches inside the charger. 4.1 Power-Up 2.
MPPT solar charge controller MPPT solar charge controller Button Operation Indicates battery current Indicates software version To go to next selection Battery Charging Status 4.3 LCD Display Icons Status Battery voltage LCD Display < 2V/cell Five bars will flash in turns. The down bar will be on and the other four bars Constant 2 ~ 2.055V/cell...
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MPPT solar charge controller MPPT solar charge controller Use-Defined(Default) Set the number of batteries in series according to actual use.The 50240 model setting range is from 8 packs to For SCHM50240 model 20 packs (96V~240V) and the 25384 model setting range is from 20 packs to If “Use-Defined”...
MPPT solar charge controller MPPT solar charge controller 4.5 Reference Code 5. CHARGING LOGIC Type Code Event 5.1 3-stage Charging Software detect over current fault In general, this solar charge controller is designed with 3-stage battery charging algorithm for fast, efficient, and safe battery charging.
MPPT solar charge controller MPPT solar charge controller 5.2 Setting Parameter and Default Value 6. TROUBLE SHOOTING Recommended and default parameter settings are listed below. Situation Battery Absorp. Float Absorp. Parameter type Stage Stage Time Situation Fault Fault Event Code Unit Volt Volt...
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