Nidec Digistart D3 - Page 23

Digistart D3: User Guide 23
Issue: G
4.1.3 Ground Terminals
Ground terminals are located at the back of the soft starter.
• D3-0023-B ~ D3-0105-B have one terminal on the input side (top).
• D3-0145-B ~ D3-1000-B and D3-0255-N ~ D3-1600-N have two terminals, one on the input side (top) and
one on the output side (bottom).
Tighten the cables as follows:
Models
Terminal size
Torque
D3-0023-B ~ D3-0105-B
M6
3 Nm
D3-0145-B ~ D3-0255-B
M8
5 Nm
D3-0255-N
M8
5 Nm
D3-0350-B ~ D3-1000-B
M10
8.5 Nm
D3-0360-N ~ D3-1600-N
M10
8.5 Nm
D3-0023-B~D3-0105-B
D3-0255-B~D3-1000-B
D3-0145-B~D3-0220-B,
D3-0255-N~D3-1600-N
4.1.4 Control Terminals
CAUTION
Always connect control voltage to the correct terminals:
• 110~210 VAC: CSL-CSR
• 220~440 VAC: CSH-CSR
•
24 VAC/VDC: CSL-CSR
WARNING
The installer must ensure that the external control circuits are insulated from human contact by at least
one layer of insulation (supplementary insulation) rated for use at the AC supply voltage.
Control terminations use 2.5mm
2
plug-in terminal blocks. Unplug each block, complete the wiring, then reinsert the
block.
08339.A
220~440 VAC
110~ 21 0 VAC