SACE TMAX XT UL/CSA LOW VOLTAGE MOLDED CASE C I RCUI T- BRE AKERS UL4 89 AND CSA C2 2 . 2 STANDARDS
3/48
— Ekip Touch/Hi-Touch Protection settings
Available settings for each protection function:
ABB Code
ANSI Code
Function
Threshold Range
Threshold Step
Protections L
49
Overload according to 60947-2
I1 = 0.4…1 x In
0.001 x In
49
Overload according to 60255-151
I1 = 0.4…1 x In
0.001 x In
S
50 TD
Time-delayed overcurrent
I2 = 0.6…10 x In
0.1 x In
68
Zone selectivity Start up
Activation: 0.6…10 x In
0.1 x In 0.1 x In
51
Time-delayed overcurrent
I2 = 0.6…10 x In
I
50
Instantaneous short-circuit
XT2-XT4-XT5: I3 = 1.5…10 x In XT7: I3 = 1.5…15 x In Activation: XT2-XT4-XT5: I3 = 1.5…10 x In XT7: I3 = 1.5…15 x In
0.1 x In
Start up
0.1 x In
G (1)
50N TD
Earth fault
I4 = 0.1…1 x In
0.001 x In
68
Zone selectivity Start up
Activation: 0.2…10 x In
0.02 x In 0.001 x In
51N
Earth fault
I4 = 0.1…1 x In
N
Neutral
On/Off
50%-100%-200% of the phases
2I
50
Programmable 2nd Instantaneous short-circuit
XT2-XT4-XT5: I3 = 1.5…10 x In XT7: I3 = 1.5…15 x In XT2-XT4-XT5: I3 = 1.5…10 x In XT7: I3 = 1.5…15 x In I6 = 2…90% In unbalance
0.1 x In
MCR
Closing on short-circuit
0.1 x In
IU
46
Current unbalance Current threshold Activation up/down
1% In
LC1/2 Iw1/2
-
LC1 = 50…100% x I1 LC2 = 50…100% x I1 Iw1 = 0.1…10 x In Iw1 = 0.1…10 x In
1% 1%
0.01 x In
S2
50 TD
2nd Time-delayed overcurrent
I2 = 0.6…10 x In
0.1 x In
68
Zone selectivity Start up
Activation: 0.6…10 x In
0.1 x In
Phase Sequence
47 27 59 27 59
Cyclical direction of the phases
1-2-3 or 3-2-1
UV OV
Undervoltage Overvoltage
U8 = 0.5….0.98 x Un U9 = 1.02….1.5 x Un U15 = 0.5….0.98 x Un U16 = 1.02….1.5 x Un
0.001 x Un 0.001 x Un 0.001 x Un 0.001 x Un
UV2 OV2
2nd Undervoltage 2nd Overvoltage
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