POWER MANAGEMENT SAMPLE #1

 

POWER MANAGEMENT SAMPLE #2

Objective: Save energy by turning OFF computers after hours. Specifically, turn ON all loads except load 03 at 7:00 a.m. and then turn them OFF at 6:00 p.m. every workday (M-F). Remain off during the weekend.

Define Parameters

Start

Closure

Loads: #1,2,4

Loads: #1,2,4

Action: Turn ON loads

Action: Turn OFF loads

Event: Time of Day

Event: Utility Restored

Delay: None

Delay: None

Objective: Extend battery time by shutting down less critical loads. Specifically, remove load #1 one minute after going on battery, and load #2 two minutes after going on battery. When utility power returns, put loads #1 and #2 back on line.

Define Parameters

Start

Closure

Loads: #1,2

Loads: #1,2

Action: Turn OFF loads

Action: Turn ON loads

Event: Utility Failed

Event: Utility Restored

Delay: 1&2 minutes

Delay: None

Step #1A:

 

01)LOAD

#1,2,4,0

 

 

Nothing Selected

 

 

 

ACTION

DELAY

(S)

 

Turn OFF load

 

00

 

 

 

 

 

 

 

Step #1B:

 

 

 

 

 

 

 

 

 

01)LOAD

#1,2,4,0

 

 

 

Day

Time

 

 

 

ACTION

DELAY

(S)

 

 

Turn OFF load

 

00

 

 

 

 

 

 

 

Step #1C:

 

 

 

 

 

 

 

 

01)LOAD

#1,2,4,0

 

 

M-F

7:00

 

 

 

ACTION

DELAY

(S)

 

Turn ON load

 

00

 

 

 

 

 

 

 

Step #2:

 

 

 

 

 

 

 

 

 

02)LOAD

#1,2,4,0

 

 

 

M-F

18:00

 

 

 

ACTION

DELAY

(S)

 

 

Turn OFF load

 

00

 

 

 

 

 

 

Step #1A indicates selection of load modules 1,2, and 4.

Step #1B indicates selection of the Day/Time feature.

Step #1C indicates loads 1,2, and 4 turn On at 7:00 a.m. Monday through Friday with no time delay.

Step #2 indicates loads 1,2 and 4 turns OFF at 6:00 p.m. (18:00) Monday through Friday with no time delay.

Step #1A:

01)LOAD #1,0,0,0 Nothing Selected

ACTION

DELAY

(S)

Turn OFF load

 

00

 

 

 

Step#1B:

 

 

 

 

 

01)LOAD

#1,0,0,0

 

Utility Failed

 

 

ACTION

DELAY

(M)

Turn OFF load

 

00

 

 

 

Step#2:

 

 

01)LOAD

#2,0,0,0

 

Utility Failed

 

 

ACTION

DELAY

(S)

Turn OFF load

 

00

 

 

 

Step#3:

 

 

 

 

 

01)LOAD

#1,2,0,0

 

Utility Restored

 

 

ACTION

DELAY

(S)

Turn ON load

00

 

 

 

Step #1A indicates selection of load module #1.

Step #1B shed load #1 one minute after utility fails.

Step #2 sheds load #2 two minutes after utility fails

Step #3 turns on #1 and #2 with no time delay when utility power returns.

27

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Image 27
Liebert VM18000, VM12000 Define Parameters Start Closure, Step #1A, Step #1B, Step #1C, Step #2, Step#1B, Step#2, Step#3

VM18000, VM12000 specifications

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