Broyce Control Ltd., Pool Street, Wolverhampton, West Midlands WV2 4HN. ngland
Tel: +44 (0) 1902 773746 Fax: +44 (0)
1902 420639
mail:
[email protected] Web: www.broycecontrol.com
The information provided in this literature is believed to be accurate (subject to change without prior notice); however, use of such information shall be entirely at the user’s own risk
.
P9660-2-A
3
33
3
7. QUICK VI W OF US R S TTINGS
It is not possible to edit settings when these screens are displa ed.
This feature can also be activated with the front window closed!
•Press and hold the button to display the initial power up s reen.
•Press the same button again to display the “Last Tripped Information” s reen
(refer to the next section for further information on this feature).
•Press again to display the “Earth Fault Summary” s reen.
•Press again to display the onta t details for Broy e Control.
•Press again to revert ba k to Normal operation.
8. LAST TRIPP D INFORMATION
Refer to next page for detailed information of this feature
Notes during programming
If during programming it is necessar to abort, press the button briefl .
Pressing and holding either or for >1sec. will increment or decrement
the new value at a quicker rate.
Stepping through each User Setting screen is performed b pressing and holding
the button until the desired screen is displa ed.
Short presses of the button will allow further editable settings to be changed
within a specific screen.
If the user remains in a setting or summar screen where no adjustments or button
presses are made within a certain period, the screen will revert back to Normal
operation. Additionall , an settings that have been made but not stored will not be
saved.
“E/F” refers to Earth fault.
•TRIPPING MOD
•When an Earth fault ondition o urs, the urrent displayed on the LCD
in reased a ordingly. When the level of urrent ex eeds the Low-set setting,
the reading will be highlighted by the digits flashing.
•The LCD ba klight will flash.
•Relay 2 will energise immediately if set to energise at the start of the time out
period (See Se tion 3. RELAY 2 SETTING).
•The hara ters “Io>” will display to indi ate the Low-set has been triggered.
•If the urrent ontinues to in rease above the High-set setting, the hara ters
“Io>” will hange and display “Io>>” to indi ate the High-set has been
triggered.
•When the unit finally trips, the digits will stop flashing and remain highlighted.
This allows the user to see what urrent aused the unit to trip.
•The red “Tripped”
“Tripped”“Tripped”
“Tripped” LED will also flash.
•The relays whi h energised are also displayed on the s reen after tripping.
•Press to reset and return the unit ba k to normal operation (assuming
the fault has been leared). The LCD reverts ba k to displaying the normal
system urrents and the red “Tripped”
“Tripped”“Tripped”
“Tripped” LED stops flashing.
If either rela is set for Auto resetting, then the would have de-energised after the
fault had cleared. The corresponding rela ident (i.e. R1 and/or R2) on the displa
would also disappear. Pressing the “RESET”
“RESET”“RESET”
“RESET” button will onl clear the LCD. If either
rela is set for Manual resetting, then pressing the “RESET”
“RESET”“RESET”
“RESET” button will de-energise the
rela (s) and clear the LCD.
•PROGRAMMING (continued)
3. R LAY 2 S TTING
Default setting for Rela 2 is to energise at the end of the time out period.
Resetting mode is Auto.
•Setting of “Relay 2”
“Relay 2”“Relay 2”
“Relay 2” is arried out in a similar manner as “Relay 1”
“Relay 1”“Relay 1”
“Relay 1”; however it
is ne essary to assign the relay to either energise at the start (S) or end (E) of
the time out period.
A tual LCD presentation when adjustable parameters are displayed.
•Press and hold the button to set the options for “
““
“EARTH FAULT”
EARTH FAULT” EARTH FAULT”
EARTH FAULT” as
des ribed in the next se tion.
4. ARTH FAULT S TTING
Default settings for Earth Fault are shown in the LCD screen example in this
section.
•Settings for Earth fault are displayed in turn following subsequent presses of
the button. The Low-set trip urrent (Io>) is displayed first.
•Press either or to hange the urrent.
•Press the button to sele t the remaining settings and use the and
buttons to hange them.
A tual LCD presentation when adjustable parameters are displayed.
S reen example above also shows the default settings for OVERCURRENT.
•Press and hold the button to view the summary of settings for “
““
“EARTH
EARTH EARTH
EARTH
FAULT”
FAULT” FAULT”
FAULT” as des ribed in the next se tion.
If the Curve in selection “2:” is set to Definite Time, then selection “3:” will displa
“3: t>” and the required dela can then be set.
If High-set is set to Disable in selection “4:”, then Io>> or to>> cannot be
adjusted.
5. ARTH FAULT SUMMARY
It is not possible to edit settings when this screen is displa ed.
•Following the setting of “Earth Fault”, the LCD displays the “Earth Fault”
s reen showing a summary of the settings made during programming. All
settings are displayed. The sele ted CT ratio, Network Frequen y and Relay
operation (following a Reset) information is also displayed.
6. SAVING OF S TTINGS
•If after viewing the Summary s reen the settings are orre t, press and hold
the button until the word “
““
“Saved.
Saved.Saved.
Saved.”
””
” appears. Any new settings are now
stored.
•The s reen will revert ba k to Normal operation.
Io> 2.00A
NI 3/10
ko> 0.1
Io>>10.0A
to>>0.05s
R1 = MAN R2 = AUTO (E)
AUTO (E)
MAN (E)
AUTO (S)
MAN (S)
Low Set:
1: Io> 2.00A
The letter in bra kets refers to
whether Relay 2 has been set
to trigger at the start or end of
the time out period.
(E) = E
EE
End of time out
(S) = S
SS
Start of time out
Either abbreviation an appear
after the word MAN or
AUTO
See Section 3. RELAY 2
SETTING
I
O
3.60
A
Io>
I
O
13.00
A
Io>>
R1
Low-set
triggered
High-set
triggered
Relay(s) whi h
energised on
tripping
Low Set:
1: Io> 2.00A
2: Curve NI 3/10
3: ko> 0.1
High Set:
4: Io>> 10.0A
