Dell EMC VMAX3, Site Planning Manual

Page: 91 / 100

Procedure A, Task 1: Customer's electrician
About this task
NOTICE This task is performed by the customer's electrician.
Procedure
1. Verify that the customer-supplied AC source voltage output on each customer-supplied
PDU is within the AC power specification shown in AC power specifications on page 100.
Measure the voltage output of each power cable as shown in Figure 32 on page 91.
2. Turn OFF all the relevant circuit breakers in customer-supplied PDU 1 and customer-
supplied PDU 2.
3. Verify that the customer-supplied power cables connected to PDU 1 and PDU 2 have no
power as shown in Figure 33 on page 91.
Figure 32 Circuit breakers ON — AC power within specification
Customer’s
PDU 1
Customer’s
PDU 2
Circuit
breakers
on (|)
Circuit
breakers
on (|)
Circuit breakers - Numbers
27
28
29
30
Circuit breakers - Numbers
...
8
9
10
11
...
Labels on
customer
power lines
Power feed 1
Power feed 2
PDU 1
CB 28 PDU 2
CB 9
Voltmeter
TYPE PM89 CLASS 25 01
0
100
240
30
0
V
Voltmeter
TYPE PM89 CLASS 25 01
0
100
240
30
0
V
Figure 33 Circuit breakers OFF — No AC power
Customer’s
PDU 1
Customer’s
PDU 2
Circuit
breaker
off (0) Circuit
breaker
off (0)
Circuit breakers - Numbers
27
28
29
30
Circuit breakers - Numbers
...
8
9
10
11
...
PDU 2
CB 9
PDU 1
CB 28
Labels on
customer
power lines
Voltmeter
TYPE PM89 CLASS 25 01
0
100
240
300
V
Voltmeter
TYPE PM89 CLASS 25 01
0
100
240
300
V
Best Practices for AC Power Connections
Dell EMC
™
VMAX3
™
Family Site Planning Guide VMAX 100K, VMAX 200K, and VMAX 400K 91