Shenzhen GT Powertank Co., Ltd.
www.gt-ess.com
(+86) 755 8657 6248
GT Powertank, Power your quality life
12.Connect the power
cables into the GL DC
junction box
* We call them top GL48100/
middle GL48100/ bottom
GL48100
1)Please refer to the right
diagram to connect all the
short/middle/long power
cables.
Triple GL48100 in parallel:
Double GL48100 in parallel:
Top
GL48100
Top
GL48100
Middle
GL48100
Bottom
GL48100
Bottom
GL48100
Battery
System
Power cable
Length Color
Top
Positive power cable short
0.42m orange
Negative power cable short
0.48m
black
Middle
Positive power cable middle
0.85m orange
Negative power cable middle
0.93m
black
Bottom
Positive power cable long
1.28m orange
Negative power cable long
1.38m
black
Battery
System
Power cable
Length Color
Top
Positive power cable short
0.42m orange
Negative power cable short
0.48m
black
Bottom
Positive power cable middle
0.85m orange
Negative power cable middle
0.93m
black
2
)
Please refer to the left to connect
the cables onto the negative &
positive copper busbar with some
loose screws,
no need to tighten
them at this moment
* Note:
a.Please refer to the order on 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 reference.
b.The battery connector for the negative & positive joint is SC25-6(for 25mm² cable)/
SC /SC35-6(for 50mm² cable/50-6 (for 50mm² cable) or similar sizes as them.
c.Cable temperature resistant 125°C or higher,
Flammability rating VW-1 or UL94-V0.
3)install the power cable between
this battery set and inverter/
another battery sets
13.Install the GL DC junction box
1)Use step 11-3) screw M4*10 to install
the GL DC junction box onto the top
of GL48100
2)Please refer right picture to manage
the backside power cables.
Put the power cables on the outside of
the mounting bracket.
Long negative cable
Long positive cable
Inverter / other battery negative set joint
Inverter / other battery set positive joint
Negative
copper busbar
Positive
copper busbar
Middle negative cable
Middle positive cable
Short negative cable
Short positive cable
Screw size:M4*10 with
spring & flat washer
Mounting bracket
Negative power cables
10
11