13
Section 3
Installation
Branch Circuit Protection
CAUTION
B
RANCH
C
IRCUIT
P
ROTECTION
R
EQUIRED
!
P
ROVIDE
BRANCH
CIRCUIT
P
ROTECTION
IN
ACCORDANCE
WITH
THE
N
ATIONAL
E
LECTRICAL
C
ODE
. F
AILURE
TO
PROVIDE
BRANCH
CIRCUIT
P
ROTECTION
IN
ACCORDANCE
WITH
THE
NEC
MAY
RESULT
IN
EQUIPMENT
OR
PROPERTY
DAMAGE
.
Figure 3-1. Drive Input Fuses
Drive Fuses
If specified as an enclosure option, drive input fuses
will be factory installed in the enclosure. If not
factory supplied, they must be provided by the
installer as part of installation (Figure 3-1).
Internal Option Panel Fuses
When applicable, use the specified fuse or an
equivalent replacement only for internal option panel
fuses. Fuse options include the drive disconnect
and contactor fuses. See the nameplate label
(Figure 3-2) on the inside cover of the unit for option
panel fuse ratings.
Fuse
Manufacturer
Part Number/Size
F12
F13
F15
F16
F00
F900,F901,F902
Ferraz-Shawmut
Ferraz-Shawmut
Ferraz-Shawmut
Bussmann
Bussmann
…
500V FA 5 A
500V FA 10 A
LPJ-25SP
LPJ-35SP
500V FA 4 A
600 VAC, 120 A, Class CC
Figure 3-2. Sample Fuse Rating Label
Tools Required
In addition to the standard tool kit, the tools in Table
3-1 are recommended for installation of the option
panel.
Table 3-1. Tools Required
TOOLS
Spreader bar capable of lifting up to 1000 lbs.
Max diameter 0.875 in.
Forklift, crane, hoist or other lifting device
capable of handling up to 1000 lbs. (Qualified
device operator available for operating the
equipment.)
Metric socket set: 7 - 19mm
Socket extensions: 4 & 6 in
Torx driver set: T10 - T40
Torque wrench: 6 - 170 in-lbs