Megatank GL48100 Operation Manual Download | Manualshive

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Residential Battery Storage System
Opreation Manual

Model No: GL48100 | Version: V1.0

Shenzhen GT Powertank Co., Ltd.

Shenzhen
Headquarters

Shenzhen GT Powertank Co., Ltd.

www.gt-ess.com

(+86) 755 8657 6248

sales@gt-ess.com

Room 208, Building 30, Wisdomland Business Park, No.2 NantouguankouRoad, Nanshan
District,Shenzhen, Guangdong, China, 518000.

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Summary of Contents for GL48100

Page 1: ...48100 Version V1 0 Shenzhen GT Powertank Co Ltd Shenzhen Headquarters Shenzhen GT Powertank Co Ltd www gt ess com 86 755 8657 6248 sales gt ess com Room 208 Building 30 Wisdomland Business Park No 2 NantouguankouRoad Nanshan District Shenzhen Guangdong China 518000 ...

Page 2: ...llel configuration with GT Powertank staff GT will pack parallel operation cables with GL48100s Due to the actual operation environment varies a installer needs to prepare the power communication cables between the inverter and GL48100 by himself 2 1 Default installation accessories 2 1 1 One GL48100 flooring mounting accessories Table of Contents No Name Picture Qty Battery cable connector Orange...

Page 3: ... Sleeve anchor M6 50 8 Phillips screws with spring washer and flat washer button head M4 10 12 GL DC junction Box 1 Parallel operation Ethernet cable 0 75m 1 Default Ethernet cable 1 8m 1 No Name Picture Qty Phillips screws with spring washer and flat washer hex head M6 12 2 Default Ethernet cable 1 8m 1 Battery cable connector Orange 1 Battery cable connector Black 1 No Name Picture Qty Short bat...

Page 4: ...is flat please refer below diagram to mark the drilling hole The unit is mm The two hole distance of the wall mounting bracket is 60mm The wall mounting brackets left right mounting hole distance is 200mm The height between the drilling hole battery base top surface is 451mm 2mm The height from the battery base t to the ground is h h 60mm Please consider the battery base foot stand s height to con...

Page 5: ...e sure all the horizontal and vertical measurements are accurate A wrong measurement offset may affect the top middle battery position 2 The middle top GL48100 drilling holes positions are based on the bottom hole position 7 Drill the holes We recommend using the No 9 drill bit to drill the holes The expansion blot sleeve is 35mm the depth of a hole should be 40mm less than 50mm 8 Put expansion bo...

Page 6: ...the left to connect these power cables b Leave the left right connecting joints on the busbar disconnected DO NOT connect cables on them Note a The power cables to the inverter or other battery sets are not shown in the above picture The power cable dimension between an inverter and this busbar should match the inverter s continuous current value DO NOT use GT s parallel power cable dimension as r...

Page 7: ...t Connect inverter BMS communication port to GL48100 CAN 485 2 b CAN communication please refer the inverter s BMS Pin definition wire the CANH CANL into correct pin position in RJ45 connector c RS 485 communication push RS485 A RS485 B into their pin position in RJ45 connector 14 Open the side covers on the left and right sides of GL48100 Make sure the power button circuit breaker is off Tool Phi...

Page 8: ...red correctly Please refer to step 18 6 Make sure the communication cable between the master GL48100 and the inverter works fine Please refer to the cable connection guide one left Please refer to appendix 1 to see how to wire multiple GL48100s 21 The inverter settings system trial operation test Now all three GL48100s are wired with the inverter s power and communication cables Do not connect uni...

Page 9: ...wer cable between GL48100 and the inverter After the length between the GL48100 and inverter is measured please make the power cable using this length The power cable size 25mm or 4AWG 16mm or 6AWG Temperature continuously usage 125 C Recommended flammability standard VW 1 or UL94 V0 Note 4AWG cable size is smaller than 25mm cable please use hydraulic crimping tool 25mm2 dye to crimp the wire and ...

Page 10: ...d s communication protocols on the market The default communication protocol is the most used one If there are any abnormal communication issues during the usage please request an authorized technician s help to choose the correct communication protocol through GT s upper computer monitoring software 4 1 Prepare the tools 1 Prepare a computer with pre installed USB to RS485 communication tool driv...

Page 11: ...e 5 6 After the writing process is done the software will pop up a small window then click read to confirm Picture 6 Picture 5 Picture 6 7 The protocol choosing step is done Please refer to chapter 3 1 step 19 connect GL48100 to its inverter and check if GL48100 s battery information is correctly displayed on the inverter screen Use GT s monitoring software to read the accurate battery data if nee...

Page 12: ...verter please try to add a 120Ω terminal resistance or a repeater 4 If the parallel operation battery s quantity is more than 9 please contact GT Powertank for a customized solution Appendix 2 Above is the wiring diagram for multiple GL48100 wall mounting parallel operations 5 If possible the power cable length from every battery set to the inverter should be the same Otherwise each set s charging...

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