EM330D User Manual
A Special Purpose Inverter for Hoisting
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Clamp wiring terminal
Take pin terminal or cable strip length by 5~7mm for connection.
Only after the terminal screw is fully loosened anticlockwise first, the cable
can be inserted.
Barrier wiring terminal
Take a circular or a U-sharp clamp terminal with holes of 3.5mm
3.3.4
Control Circuit Wiring Precautions
Separate the control circuit cable from the other cables.
Separate the cable on control circuit terminals EA, EB, EC, Y1, and Y2 from the
other cables.
Use shielded twisted-pair cables for control circuit to prevent malfunctions. The
wiring distance should be in a maximum of 50m.
Please insulate the shield with tape to prevent the shield from contacting with
other signal cables and housing of devices.
3.4
Wiring Check
Please perform the following checks after wiring has been completed:
If wiring is correct.
If anything is left in inverter like screw, or wire clippings.
If the screw is loose.
If the bare wire on one terminal connects to other terminals.
3.5
Standard Control Circuit Wiring
Standard control circuit wiring of EM330D as shown in Figure 3-16.
Typical wiring of various hoist applications as shown in Chapter 12.
