Delta VFD25AMS23ANSAA

Chapter 8 Option CardsMS300
155
Grounded installation
 You must ground the option cards as listed below when wiring. The ground terminal is included in
the option card package, as shown in Figure 8-20.
1. CMM-PD02
2. CMM-DN02
3. CMM-EIP02
4. CMM-EIP03
5. CMM-COP02
6. CMM-EC02
7. EMM-BPS02
Figure 8-20
 Installation of the ground terminal:
The B end of the grounding wire connects to the ground terminal block of the option card, as the
No.6 shows in Figure 8-21 (see Chapter 8 for the ground terminal block position of other option
cards). The A end of the grounding wire connects to the drive’s PE, as the circles show in Figure 8-
22 and Figure 8-23.
Figure 8-21
Frame A–C
Frame D–F
Figure 8-22
Figure 8-23
Frame
Screw Spec.
Torque (±10%)
Frame
Screw Spec.
Torque (±10%)
A
M3.5
9 kg-cm/ (7.8 lb-in)/ (0.88 Nm)
D
M4
20 kg-cm/ (17.4 lb-in)/ (1.96 Nm)
B
M4
15 kg-cm/ (13.0 lb-in)/ (1.47 Nm)
E
M5
25 kg-cm/ (21.7 lb-in)/ (2.45 Nm)
C
M4
20 kg-cm/ (17.4 lb-in)/ (1.96 Nm)
F
M4
20 kg-cm/ (17.4 lb-in)/ (1.96 Nm)
Table 8-3
Table 8-4
End A
End B