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ABB SPAJ 141 C - Measured Data and Recorded Information

ABB SPAJ 141 C
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12
PAINOS
PAINOS
M e a s u r e d d a t a
The measured values are displayed by the three right-most digits of the display. The currently measured
data are indicated by an illuminated LED indicator on the front panel.
Indicator Measured data
IL1 Line current on phase L1 as a multiple of the rated current I
n
.
IL2 Line current on phase L2 as a multiple of the rated current I
n
.
IL3 Line current on phase L3 as a multiple of the rated current I
n
.
Io Neutral current as a per cent of the rated current I
n
.
R e c o r d e d i n f o r m a t i o n
The left-most red digit displays the register address and the other three digits the recorded information.
A symbol "//" in the text indicates that the following item is found in a submenu.
Register/STEP Recorded information
1 Phase current IL1 measured as a multiple of the rated current of the overcurrent protection. If the
overcurrent stage starts or performs a tripping, the current value at the moment of tripping is stored
in a memory stack. A new tripping moves the old value up one place in the stack and adds a new
value to the stack. At a maximum five values are memorized - if a sixth starting occurs, the oldest
value will be lost.
2 Phase current IL2 measured as a multiple of the rated current of the overcurrent protection. If the
overcurrent stage starts or performs a tripping, the current value at the moment of tripping is stored
in a memory stack. A new tripping moves the old value up one place in the stack and adds a new
value to the stack. At a maximum five values are memorized - if a sixth starting occurs, the oldest
value will be lost.
3 Phase current IL3 measured as a multiple of the rated current of the overcurrent protection. If the
overcurrent stage starts or performs a tripping, the current value at the moment of tripping is stored
in a memory stack. A new tripping moves the old value up one place in the stack and adds a new
value to the stack. At a maximum five values are memorized - if a sixth starting occurs, the oldest
value will be lost.
4 Maximum demand current value for a period of 15 minutes expressed in multiples of the relay rated
current I
n
and based on the highest phase current. // Highest maximum demand value found since
latest full relay reset.
5 Duration of the latest starting situation of stage I> as a percentage of the set operating time t> or at
I.D.M.T. mode of operation the calculated operation time. A new starting resets the counter, which
then starts counting from zero and moves the old value up in the memory stack. At a maximum five
values are memorized - if a sixth starting occurs the oldest value will be lost. When the concerned
stage has tripped, the counter reading is 100. // Number of startings of the low-set overcurrent stage
I>, n (I>) = 0...255.
6 Duration of the latest starting situation of stage I>> as a percentage of the set operating time t>>. A
new starting resets the counter, which then starts counting from zero and moves the old value up in
the memory stack. At a maximum five values are memorized – if a sixth starting occurs, the oldest
value will be lost. When the concerned stage has tripped, the counter reading is 100. // Number of
startings of the high-set overcurrent stage I>>, n (I>>) = 0...255.

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