22
Instruction Booklet
IB156002EN
Effective January 2022
Eaton HCU2/HCUn active harmonic
filter installation manual
EATON
www.eaton.com
Attaching the enclosure to the floor
The unit must be securely attached to the floor where it is installed.
There are four holes at the bottom of the plinth for securing the
enclosure. Use M12 size hardware (not included).
WARNING
RISK OF THE ENCLOSURE FALLING.
ATTACH THE EQUIPMENT TO THE FLOOR USING THE ATTACHMENT
POINTS INDICATED BELOW. FAILURE TO FOLLOW THESE INSTRUCTIONS
CAN RESULT IN DEATH, SERIOUS INJURY, OR EQUIPMENT DAMAGE.
Figure 19 . HCU2 floor attachment point locations
Table 5 . HCU2 dimensions in inches (mm)
Ampere
rating
D
W
BD
BE
60 A
120 A
19.69 (500.0)
31.50 (800.0)
17.32 (440.0)
27.56 (700.0)
200 A
300 A
23.62 (600.0)
35.43 (900.0)
21.26 (540.0)
31.50 (800.0)
Refer to
Figure 19
and
Table 5
for the dimensions and attachment
locations for the enclosure you are installing and follow these steps:
1. Ensure that the location is large enough for the enclosure. Refer
to the dimensions D and W for the enclosure you are installing.
2. Drill holes in the locations for the unit you are installing. Refer to
dimensions BD and BE.
3. Position the equipment in its location.
4. Remove the two plinth access covers at the front of the plinth by
loosening the four M6 screws using a T30 driver. See
Figure 20
.
5. Secure the unit to the floor using mounting hardware.
6. Replace the front access covers and torque the screws to
5.7 N•m (50.4 Ib-in).
Figure 20 . HCU2 Plinth access covers
