Cotek SK Series - Page 19

3-2-3. DC Input Terminals：
Connect to 12V / 24V / 48V battery or the other power
sources.
【＋】is positive,【－】is negative. Reverse polarity
connection
will blow internal fuse and may damage inverter permanently.
DC Input Voltage
Model
Minimum Maximum
12 V 10.5 15.0
24 V 21.0 30.0
48 V 42.0 60.0
3-2-4. Chassis Ground: using # 8 AWG wire to connect vehicle
chassis.