7
NOVA
®
15i, NOVA 27i, and NOVA 38i; Three-phase
microprocessor-controlled; installation and operation
instructions (S280-43-1)
Instructional Literature
IL0104001E
Effective January 2017
Installation procedure
When installing the recloser, refer to the applicable reclos-
er-mounting frame instructions. Installation instructions are
included with the mounting frame.
1.
Check the nameplate ratings
. Make sure the ratings, settings,
and interface options on the recloser nameplate (see Figures 6
and 13) are correct for the planned installation.
2.
Perform high-potential withstand tests
. Prior to installing the
NOVA i recloser, perform high-potential withstand tests. Refer
to the Service Information section for high-potential withstand
test procedures.
3.
Install the recloser
. Install the recloser in the appropriate
Cooper Power Systems pole- or substation-mounting frame. See
Figure 7 for moving and lifting instructions.
Moving the recloser
NOVA i reclosers are shipped in an enclosed crate and palletized.
When moving with a fork truck/lift, the recloser must remain
bolted to the pallet to avoid damage to the OPEN/CLOSE contact
position indicator.
Lifting the recloser
Follow all approved safety practices when making hitches and
lifting the equipment. Lift the unit smoothly and do not allow the
unit to shift.
This equipment is not intended to protect human life. Follow all locally
approved procedures and safety practices when installing or operating
this equipment. Failure to comply can result in death, severe personal
injury, and equipment damage.
WARNING
Hazardous voltage. Always use a hotstick when working with this
equipment. Failure to do so could result in contact with high voltage,
which will cause death or severe personal injury.
WARNING
Personal injury. Bushings have sharp edges. Wear protective gloves
when handling the unit. Failure to do so can result in cuts and abrasions.
CAUTION
Follow all locally approved safety practices when lifting and mounting
the equipment. Use the lifting lugs provided. Lift the unit smoothly and do
not allow the unit to shift. Improper lifting can result in equipment
damage.
CAUTION
Tip-over Hazard. High center of gravity. Use a 4-point hitch to prevent
switchgear from overturning during lifting operations. Improper lifting
can result in personal injury or equipment damage.
CAUTION
Figure 6.
Nameplate.
A:
Sling height (H) for 15 kV units: 875 mm
Sling height (H) for 27 kV units: 1115 mm
Sling height (H) for 38 kV units: 1250 mm
B:
Center of gravity (Cg) is approximately 100 mm
below plane of lower terminals.
Figure 7.
Moving and lifting the NOVA i recloser.
