N U M E R I C A L O C / E F P R O T E C T I O N R E L AY AD R 1 4 1 C / 2 4 1 C
ASHIDA Electronics Pvt. Ltd.
Ref: Manual / ADR141C / 241C
Issue: 04D
Date : 10.07.2014
Page
12/86
7. Technical
data
7.1 Technical
specifications
Sr. No.
Specification
Particulars
I.
Current Input
: Suitable for CT secondary 5Amp. Or 1Amp site selectable
II.
Aux. Supply
: 18 - 250VAC/DC.
III.
VA burden on CT
: Less than 0.2VA
IV.
VA burden on Aux.
: Less than 10 Watts
V.
Operating Temp. range
: -10 deg. To + 65 deg.
VI. Continuous
carrying
capacity
: 2 x of rated for CT and 1.5 x of rated for PT
VII.
Pick up
: Within 1.1 times of set value.
VIII.
Reset Value
: 95% to 90% of pick up.
IX.
Output Contact
: 4 Trip duty user assignable
X.
Contact Rating
: Continuous: 5A
: Make & carry for 0.5 sec : 30A
: Make & carry for 3 sec : 15A
XI.
Opto Isolated input
: 1 for CB NO & 1 for CB NC
XII.
Thermal With stand for CT
: 20 x of rated for 3.0 sec.
General Settings
XIII.
General setting
: New Password
0 – FFFF
: Unit Id
0 – 250 in steps of 1
: CT Sec
1A or 5A
: CT Primary
10 – 3000 in steps of 1
: Test Block
01: YES, 02: NO
: Trip Ckt.
01: YES, 02: NO
: BF Enable
01: YES, 02: NO
: BF Delay
50 - 800 ms steps of 50ms
: Baud Rate
1200 – 57600
(Only for ADR241C)
: Frequency
50Hz – 60Hz
Relay Settings
XIV.
Phase Section (Ip)
: IP> Settings
10% – 250% in steps of 1%.
: IP> Time Multiplier (TMS)
x0.01 – x1.00 in steps of 0.01
: IP> Curve
(Operating Time)
C1 – C6
( IDMT curve C1 – C5 or Definite Time C6 )
: IP> C6 Delay
0.1 – 99.9 Sec in steps of 0.1Sec.
: IP>> Settings
50% – 3000% in steps of 50%
: IP>> Delay
0 – 2.00 Sec in steps of 0.01Sec.
