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Summary of Contents for Srne MD Series
- Page 1 User Manual of MPPT DC Charge Controller for Solar Energy and Generator Manual version: V1.02 Subject to change without notice Code: 108260...
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Page 2: Table Of Contents
Dear users: Contents Thank you for choosing our products! 1. Product Introduction------------------------------------------------------------------------------ 1.1 Product overview------------------------------------------------------------------------------ 1.2 Product features------------------------------------------------------------------------------- 1.3 Interface description-------------------------------------------------------------------------- Safety Instructions 1.4 Introduction of maximum power point tracking-------------------------------------------- 1.5 Introduction of charging stage--------------------------------------------------------------- 1.5.1 Charging for lead-acid battery-------------------------------------------------------- 1. -
Page 3: Product Overview
Based on multi-phase synchronous rectification technology and advanced MPPT control algorithm, the MD Series MPPT DC charge controller for solar energy and generator adopts fully digital and intelligent design. Thus, it achieves advantages such as great response speed and reliability and reaches high industrialization standards. -
Page 4: Introduction Of Charging Stage
1.5 Introduction of charging stage VP curve VI curve I ( A ) P ( W ) 1.5.1 Charging for lead-acid battery The controller charges the backup battery for lead-acid type in three stages. A complete 5. 0 94. 5 MPPT point charging process consists of: fast charging (BULK), sustaining charging (EQUALIZE/BOOST), 4. -
Page 5: Charging For Lithium Battery
2. Product Applications Equalizing charging 2.1 Specification and parameter Warning: Explosion risk! Product model MD4830N06 The gas could be generated during the equalizing charging stage. So the battery compartment shall be well ventilated and not be covered by foreign objects. System voltage of backup battery 12/24/48V Voltage range of backup battery... -
Page 6: Default Parameters Of Battery Type
2.2 Default parameters of battery type 2.3.3 Indicator light of generator Default parameters of battery types Color of indicator Indicating method Description light Battery type Flooded lead- Lithium iron Custom Sealed lead- Normal ON Backup battery charged by generator Gel lead-acid Custom battery USER acid battery, phosphate... -
Page 7: Rs485 Communication
2.5 RS485 communication The interface is defined as follows: (1) Default baud rate: 9,600 bps, check bit: none, data bit: 8 bit, stop bit: 1 bit Definition (2) Interface type: RJ45, communication power supply output specification: 5VDC/200mA (3) RS485 communication line sequence is defined as follows, and the interface integrates CAN communication interface. -
Page 8: Installation Precautions
4. Product Installation 4.3 Installation and wiring Warning: Danger of explosion! Never install 4.1 Installation precautions the controller and the flooded battery in the ≥150mm Hot air same confined space or a place where battery Be careful when installing battery. Wear protective goggles when installing a flooded lead-acid battery. gas may be accumulated. -
Page 9: Product Dimensions
Step 4: Wiring Warning: Danger of electric shock! We strongly recommend that fuses or circuit breakers should be connected to the PV array, loading and battery terminals to prevent the risk of 4.4.1 Crimping. According to the system configuration, select the proper wire specification and electric shock during wiring or misoperation, and make sure that the fuse or circuit breaker is fix one wire end to the standard copper tip SC35-8 with a professional crimping tool;...
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