Dell EMC VMAX3, Site Planning Manual

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AC power specifications
Table 28 Input power requirements - Single-phase, North American, International, Australian
Specification North American 3-wire
connection
(2 L & 1 G)
a
International and Australian
3-wire connection
(1 L & 1 N & 1 G)
a
Input nominal voltage 200–240 VAC ± 10% L- L
nom 220–240 VAC ± 10% L- N
nom
Frequency 50–60 Hz 50–60 Hz
Circuit breakers 30 A 32 A
Power zones Two Two
Minimum power requirements
at customer site
l
Three 30 A, single-phase drops per zone.
l
Two power zones require 6 drops, each drop rated for 30
A.
l
PDU A and PDU B require three separate single-phase 30
A drops for each PDU.
a. L = line or phase, N = neutral, G = ground
Table 29 Input power requirements - Three-phase, North American, International, Australian
Specification North American 4-wire
connection
(3 L & 1 G)
a
International 5-wire
connection
(3 L & 1 N & 1 G)
a
Input voltage
b
200–240 VAC ± 10% L- L
nom 220–240 VAC ± 10% L- N
nom
Frequency 50–60 Hz 50–60 Hz
Circuit breakers 50 A 32 A
Power zones Two Two
Minimum power requirements
at customer site One 50 A three-phase line
cord per power zone. One 32 A three-phase line
cord per power zone.
a. L = line or phase, N = neutral, G = ground
b. An imbalance of AC input currents may exist on the three-phase power source feeding the
array, depending on the configuration. The customer's electrician must be alerted to this
possible condition to balance the phase-by-phase loading conditions within the customer's
data center.
Best Practices for AC Power Connections
100 Dell EMC
™
VMAX3
™
Family Site Planning Guide VMAX 100K, VMAX 200K, and VMAX 400K