Note
Please ensure that the nominal voltage of the DC bus is lower than the configured threshold voltage.
Otherwise, the Chopper Board will be permanently ON. This is important for battery driven applications
if the full charge battery has a higher voltage.
SW1 SW2 SW3 SW4 Threshold
Voltage
Reserved OFF OFF OFF 50 V
OFF OFF ON 53 V
OFF ON OFF 54 V
OFF ON ON 55 V
ON X* X* 57 V
* Either OFF or ON
1.4.1.4 Connecting the Board to DC-BUS
1.4.1.4.1 Suitable cables
1. 1857 BK005 (black) and 1857 RD005 (red) from Alpha Wire: Stranded, 18 AWG, 7/26
2. 781801 BK005 (black) and 781801 RD005 (red) from Alpha Wire: Solid, 18 AWG
For a permanent cable solution (16-22 AWG), this Pin Connector is recommended: 165167 from TE
1.4.1.4.2 Wiring
Before connecting the cables please take care of the correct polarity which is shown by +/-
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