Ashida ADR141A, Instruction Manual, Page: 107 / 151

ADR141A /
ADR241A
Doc ID : ADR241A_IM_01
Ref ID : ADR241A/IM/UG
Rev No.
: 02
Page No. : 107 of 150
BF Delay = 200
Range 000 – 800ms
Editable Setting
After tripping operation relay start this timing, if current does
not become zero during this time, relay declare as breaker
failure.
By using the Plus / Up arrow key (+ / ) or the Minus / Down
arrow key (- / ) the desired BF Delay can be set.
The range is from 000 to 800 ms in step of 50ms. The 000
means bypass this feature.
Press the Left arrow key (
) to move to the next option.
CT Sec. = 001
1 = 1A, 2 = 5A
Editable Setting
By using the Plus / Up arrow key (+ / ) or the Minus / Down
arrow key (- / ) the desired CT Secondary can be set i.e. 1A /
5A. I.e.1 or 2. In which, 1 corresponds with 1 Amp. and 2
correspond with 5 Amp respectively.
Press the Left arrow key (
) to move to the next option.
CT Primary = 0100
Range 10 – 5000
Editable Setting
By using the Plus / Up arrow key (+ / ) or the Minus / Down
arrow key (- / ) the desired CT Primary can be set.
The Setting Range is from 10 to 5000A in steps of 1A. (For
example suppose CT Ratio is 500/1A then you have to select
CT Pri =500 so that when 1A current flows into relay circuit, in
measurement window it will show you 500A).
Press the Left arrow key (
) to move to the next option.
Test Block = 02
01= Yes, 02 = No
Editable Setting
This setting is use to Test block function. Normally Trip Test is
required during pre commission testing to check operation of
relay and panel wiring.
By using the Plus / Up arrow key (+ / ) or the Minus / Down
arrow key (- / ) the desired Test Block can be disable or
enable, i.e. 1 or 2. When the given set value is 2 then it will
enable Trip Test function, but when the given set value is 1
then Trip Test function will be blocked.
Press the Left arrow key (
) to move to the next option.