Schneider Electric PM850 Manual De Usuario
© 2011 Schneider Electric. All Rights Reserved.
63230-500-225A2
PowerLogic
TM
Series 800 Power Meter
3/2011
Chapter 6—Alarms
55
Alarm Conditions and Alarm Numbers
This section lists the power meter’s predefined alarm conditions. For each alarm condition,
the following information is provided.
the following information is provided.
•
Alarm No.—a position number indicating where an alarm falls in the list.
•
Alarm Description—a brief description of the alarm condition
•
Abbreviated Display Name—an abbreviated name that describes the alarm condition,
but is limited to 15 characters that fit in the window of the power meter’s display.
but is limited to 15 characters that fit in the window of the power meter’s display.
•
Test Register—the register number that contains the value (where applicable) that is
used as the basis for a comparison to alarm pickup and dropout settings.
used as the basis for a comparison to alarm pickup and dropout settings.
•
Units—the unit that applies to the pickup and dropout settings.
•
Scale Group—the scale group that applies to the test register’s metering value (A–F).
For a description of scale groups, see “Scale Factors” on page 49.
For a description of scale groups, see “Scale Factors” on page 49.
•
Alarm Type—a reference to a definition that provides details on the operation and
configuration of the alarm. For a description of advanced alarm types, refer to
Table 6–9.
configuration of the alarm. For a description of advanced alarm types, refer to
Table 6–9.
Table 6–8 lists the preconfigured alarms by alarm number.
NOTE: Current sag and swell alarms are enabled using PowerLogic software or by setting
up custom alarms. To do this, delete any of the above default disturbance alarms, and then
create a new current sag or swell alarm (see the example under the “Advanced Alarm
Groups” on page 53.). Sag and swell alarms are available for all channels.
up custom alarms. To do this, delete any of the above default disturbance alarms, and then
create a new current sag or swell alarm (see the example under the “Advanced Alarm
Groups” on page 53.). Sag and swell alarms are available for all channels.
Table 6–8: List of Default Disturbance Alarms by Alarm Number
Alarm
Number
Alarm Description
Abbreviated
Display Name
Test
Register
Units
Scale
Group
➀
Alarm
Type
➁
Disturbance Monitoring (1/2 Cycle) (PM870)
41
Voltage Swell A
Swell Van
Volts
D
080
42
Voltage Swell B
Swell Vbn
Volts
D
080
43
Voltage Swell C
Swell Vcn
Volts
D
080
44
Voltage Swell A–B
Swell Vab
Volts
D
080
45
Voltage Swell B–C
Swell Vbc
Volts
D
080
46
Voltage Swell C–A
Swell Vca
Volts
D
080
47
Voltage Sag A–N
Sag Van
Volts
D
080
48
Voltage Sag B–N
Sag Vbn
Volts
D
080
49
Voltage Sag C–N
Sag Vcn
Volts
D
080
50
Voltage Sag A–B
Sag Vab
Volts
D
080
51
Voltage Sag B–C
Sag Vbc
Volts
D
080
52
Voltage Sag C–A
Sag Vca
Volts
D
080
➀
Scale groups are described in Table 6–2 on page 49.
➁
Advanced Alarm types are described in Table 6–9 on page 56.