DC Inverter U-match Series Cassette Type Unit 
40 
Please select a proper length according to local conditions. 
Communication cords must not be twisted together. To be in compliance 
EN 55014, it is necessary to use 7.5 meters long wire. 
⑧. The wire gauge of communication cord should not be less than 0.75mm². 
It’s recommended to use 0.75mm² power cords as the communication 
cords.   
3.3.3 Connection of Power Cord and Communication Cord 
(1)  For solid wires (as shown below): 
1)  Use wire cutters to cut off the wire end and then peel away about 25mm of 
the insulation layer.   
2)  Use a screwdriver to unscrew the terminal screw on the terminal board.   
3)  Use nippers to bend the solid wire into a ring that fits the terminal screw.   
4)  Form a proper ring and then put it on the terminal board. Use a screwdriver 
to tighten up the terminal screw. 
(2)  For strand wires (as shown below): 
1)  Use wire cutters to cut off the wire end and then peel away about 10mm of 
the insulation layer. 
2)  Use a screwdriver to unscrew the terminal screw on the terminal board. 
3)  Use a round terminal fastener or clamp to fix the round terminal firmly on 
the peeled wire end.   
4)  Locate the round terminal conduit. Use a screwdriver to replace it and 
tighten up the terminal screw (as shown below).