Selecting the proper AC power connection procedure
The EMC Customer Engineer must select the proper AC power connection procedure
There are three possible scenarios at the installation site regarding the connection of
customer AC power to the EMC array. The EMC Customer Engineer (CE) must select
the proper AC power connection procedure for the scenario.
1. Refer to table below which summarizes the three possible scenarios at the
installation site when you are about to connect external AC power to the EMC
array.
2. Select the procedure that applies to your situation and follow the instructions for
that procedure.
Table 38 Procedure options for AC power connection
If the scenario is... then use this procedure:
The customer’s electrician is available at the installation site. A
a
, See: Procedure A: Working with the customer's electrician
onsite on page 114
Access to customer-supplied, labeled, power cables (beneath
raised floor or overhead).
(And the customer’s electrician is NOT available at the
installation site.)
B, See: Procedure B: Verify and connect on page 125
Customer-supplied PDU source cables are already plugged
into the EMC PDU (or VMAX 250F PDP) and you have no
access to the customer-supplied, labeled, power cables
(beneath raised floor or overhead).
(And the customer’s electrician is NOT available at the
installation site.)
C, See: Procedure C: Obtain customer verification on page
126
a.
Procedure A assures fault tolerant power in the EMC array.
Best Practices for AC Power Connections
Selecting the proper AC power connection procedure 113
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