3 Installation
3.3 Mounting
66 DC1…20… and DC1…OE1 Variable Frequency Drives 02/20 MN040059EN www.eaton.com
3.3.3 Fixing
All DC1 variable frequency drive frame sizes can be mounted with screws.
Moreover, frame sizes FS1 to FS3 with an IP20 degree of protection can be
mounted on a mounting rail as well.
3.3.3.1 Fixing with screws
First fit the screws at the specified positions, mount the variable
frequency drive and then fully tighten all screws.
Table 4: Installation dimensions, screws, tightening torques
→
Dimension and weight specifications for the DC1 variable
frequency drive can be found in the
Section 6.3, “Dimensions“, page 156.
→
Use screws with a washer and split washer with the
permissible tightening torque in order to protect the enclosure
and safely and reliably mount the device.
Figure 27: Mounting dimensions
b1
a1
1
2
3
b1
a1
Size Degree of protection a1 b1 Screw Tightening torque
FS
IP NEMA mm in mm in Quantity Size N/m lb-in
FS1 IP20 NEMA 0 50 1.97 170 6.69 4 M4 1 8.85
FS1 IP66_x NEMA 4X 184.5 5.85 189 7.44 4 M4 1 10.62 - 13.27
FS2
IP20 NEMA 0 75 2.95 215 8.46 4 M4 1 8.85
FS2 IP66_x NEMA 4X 176 6.93 200 7.87 4 M4 1 10.62 - 13.27
FS3
IP20 NEMA 0 100 3.94 255 10.04 4 M4 1 8.85
FS3 IP66_x NEMA 4X 198 7.78 252 9.9 4 M4 1 10.62 - 13.27
FS4
IP20 NEMA 0 125 4.92 400 15.75 4 M6 4 35.4
FS4 IP66 NEMA 4X 226 8.90 300 11.82 4 M4 1 8.85
1 in = 1’’ = 25.4 mm; 1 mm = 0.0394 in