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There are four different voltage settings available inside the Alpha 3000 receiver located next to the
bottom relay board, please select one that corresponds to the main power source of the crane or
equipment.
Power Transform Available:
SSB-2181 → 48VAC / 220VAC / 0ACV / 460VAC @ 50/60Hz.
SSB-1726 → 110VAC / 220VAC / 380VAC / 415VAC @ 50/60Hz.
SSB-2213 → 115VAC / 208VAC / 230VAC / 460VAC @ 50/60Hz.
Note A: When different voltage setting is selected, make sure that one end of the wire is connected to the COM
position and the other end connected to the voltage position that corresponds to the main power source
of the crane or equipment. Also make sure that all screws are tightened prior to turning “on” the main
power supply.
Note B: If the receiver system does not respond when the main power source is turn on, then turn the power off
and check for any burned or open fuse.
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