HP POD 20c Maintenance And Service Manual page 65

Component to be inspected
—
Grounding
—
—
—
—
Circuit breakers
—
—
Sensors
Task
POD SHUT DOWN REQUIRED
Conduct torque checks on the
following:
•
Main/House Power Feeds
•
Electrical panels, breakers,
and disconnects
•
Busway End Feeds and Drop
Box locking mechanism (bolt)
Grounding system residence test
using the DUCTOR method
POD SHUT DOWN REQUIRED
Ground and grounding
connection/lug located internal to
each electrical panel torque test.
Clean and re-tighten as necessary.
Service entrance grounding
ground-rod/ground well and
grounding connection/lug located
external to the POD torque test.
Clean and re-tighten as necessary.
POD SHUT DOWN REQUIRED
Service entrance ground
connection/lug located on the
switchboard (or landing location)
torque test. Clean and re-tighten as
necessary.
Grounding system bonding
jumpers that connect racks to the
POD structure and rack to rack
torque test. Clean and re-tighten as
necessary.
Panel breaker operational test
(open and shut).
LLS inspection of breakers,
disconnects, motor starters, and
fuse holders (physical).
Breaker fault testing for all
breakers ≥ 250AF
Verify proper operation of:
•
Internal POD temperature
sensors (thermometer)
•
Relative humidity sensors (RH
meter)
(Investigate discrepancies, trouble
shoot, and replace as necessary.)
Frequency Capable Party
Licensed electrician
Annually
Every 2 years Licensed electrician
Every 2 years Licensed electrician
Every 2 years Licensed electrician
Every 2 years Licensed electrician
Every 2 years Licensed electrician
Annually Licensed
electrician/Qualified
personnel
Quarterly Licensed
electrician/Qualified
personnel
Every 3 years Third party testing
facility
Annually Qualified personnel
Periodic maintenance 65