8 S&C Instruction Sheet 662-510
Overview
Figure 1. Fuse-side view of a Model PMH-9 with SML-20 Power Fuses in the right-hand compartment and Fault Fiter Elec tronic Power
Fuses in the left-hand compartment. (This nonstandard combination of fuses is shown for comparison only.)
Dual-purpose front barriers guard against
inadvertent contact with live parts when in a normal
vertical position. Inserted into the open gap of a fuse,
the barrier provides isola tion from bus and upper
contacts.
Compartment-identification and
phase-identification labels
Uni-Rupter Interrupter
Storage rack holds up to
six SM-4® Refill Units or
three SMU-20® Fuse Units.
Ground studs
Interphase and end
barriers
Fault Fiter Electronic
Power Fuse with a
Uni-Rupter Interrupter
Terminals accept a wide
variety of field-assembled
cable-terminating devices
SML-20 Power Fuse with
a Uni-Rupter Interrupter
Grappler™
Handling Tool
variety of field-assembled
cable-terminating devices
Penta-Latch® Mechanism provides automatic
three-point door latching—only after the actuator
is secured can a padlock be installed.
three SMU-20® Fuse Units.
six SM-4® Refill Units or
three SMU-20® Fuse Units.
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