Utility Relay Company AC-PRO-II, Инструкция по эксплуатации

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AC-PRO-II
®
Instruction Manual www.utilityrelay.com
Page 23
Short Time (ST)
Enabled ON
Pick-Up xxxx Amp
Delay 0.xx Sec
I2T Ramp OFF
Instantaneous (I)
Enabled ON
Pick-Up xxxxx Amp
Neutral Overload (NOL)
Enabled OFF
Pick-Up xxxxx Amp
I-OVRD fixed at 12xCT
I-CLOS fixed at 12xCT
Delay xx.x Sec
Therm Mem OFF
Ground Fault (GF)
GF Type Residual
Pick-Up xxxx Amp
Delay 0.xx Sec
Slope OFF
Quick Trip (QT)
QT-I xxxxx Amp
QT-GF Amp xxxx Amp
UNDERVoltage (UV)
TRIP OFF
UV Pickup xxxV L-N
UV Delay xxx Sec
ALARM ON
OVERVoltage (OV)
TRIP OFF
OV Pickup xxxV L-N
OV Delay xxx Sec
ALARM ON
Up Down Enter Back
Up Down Enter Back
Up Down Enter Back
Up Down Enter Back
Up Down Enter Back
Up
Down Enter Back Up
Down Enter Back
UV and OV Notes:
The Neutral screen does not
appear if the GF Type or QT-GF
Type is set to Ground Return.
QT-GF Type xxxx
TO SLUGGISH
BREAKER
SETTING. SEE
NEXT PAGE.
FROM PREVIOUS
SETTING. SEE
PREVIOUS PAGE.
ST Delay options: 0.07s, 0.10s,
0.15s, 0.20s, 0.30s, 0.40s
ST Pickup can be turned OFF
if Instantaneous is ON.
ST Pickup Steps:
100A Steps if CT>225A
10A Steps if CT<=225A
I2T can be turned ON or OFF.
Instantaneous can be turned
OFF if Short Time is ON.
I Pickup Range:
150% to 1200% of LT Pickup. (150% to
1200% of CT Rating if LT Pickup is OFF)
I Pickup Steps:
100A Steps if CT>225A
10A Steps if CT<=225A
Instantaneous Override and
Instantaneous on Close are
enabled/disabled at factory
based on order code. If enabled,
the settings are shown.
GF Type can be set to
Residual, Return, or OFF
GF Delay options: 0.10s, 0.20s,
0.30s, 0.40s, 0.50s
GF Slope can be set to
I2T, I5T, or OFF.
(I5T available for 1A CT sec only)
GF Pickup steps:
10A steps for CT>225A
1.0A steps for CT<=225A
GF Pickup range for 0.5A to 2.0A CT
20% to 200% of CT Rating, 1200A Max
GF Pickup range for 0.4A CT & below
50% to 200% of CT Rating, 1200A Max
QT-GF Type
If GF Type is set Residual or
Return, QT-GF Type can only
match it or be turned OFF. If
GF Type is OFF, QT-GF Type
can be set to Residual, Return,
or OFF.
QT- I and QT-GF Pickup ranges and
steps are identical to I and GF
ranges and steps listed above.
These screens only appear if
the optional Voltage Divider
Module (VDM) is connected.
1.
The UV and OV both have
Trip and Alarm functions that
can be turned ON or OFF. If
the Alarm is ON, the Alarm
Output Relay will be operated
if a UV or OV event occurs.
3.
NOL Pickup steps:
5A steps for CT>225A
0.5A steps for CT<=225A
NOL Pickup range for 0.5A to 2.0A CT
20% to 200% of CT Rating
NOL Pickup range for 0.4A CT & below
50% to 200% of CT Rating
NOL can be turned ON or OFF.
NOL Delay range: 2.0 to 30.0
seconds.
NOL Thermal Memory can be
turned ON or OFF.
The UV and OV pickup and
delay settings fields are blank
if both Trip and Alarm are set
to OFF.
4.
The UV and OV functions are
set using Line-to-Neutral
voltages. 2.
UV Pickup range & steps:
80 to 400V L-N, 1V Steps
UV Delay range & steps:
3 to 255 Seconds, 1S Steps
OV Pickup range & steps:
125 to 500V L-N, 1V Steps
OV Delay range & steps:
1 to 255 Seconds, 1S Steps
QT- I and QT-GF features are only
active if the trip unit is installed with an
AC-PRO-II QUICK-TRIP switch module.
ST Pickup Range: 150% to 1200%
of LT Pickup. (150% to 1200% of
CT Rating if LT Pickup is OFF)
ST Pickup cannot be set above Inst Pickup.
I Pickup cannot be set below ST Pickup.
If OV Trip or Alarm are ON, the
highest UV Pickup setting
available is 12V below OV Pickup.
If UV Trip or Alarm are ON, the
lowest OV Pickup setting available
is 12V above UV Pickup.
SEE SECTION 6.0 FOR MENU
NAVIGATION AND TABLE 6-A FOR
COMMON SMART BUTTON ACTIONS.
Figure 11.3: Change Settings Menu - Part 2