SACE TMAX XT UL/CSA LOW VOLTAGE MOLDED CASE C I RCUI T- BRE AKERS UL4 89 AND CSA C2 2 . 2 STANDARDS
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— Ekip Touch/Hi-Touch Tolerances
ABB Code ANSI Code Function
Threshold Range
Trip Time
Protections L
49
Overload according to 60947-2
trip between 1.05 and 1.2 x I1 ± 10% I < 6 x In ± 20% I ≥ 6 x In trip between 1.05 and 1.2 x I1 ± 10% I < 6 x In ± 20% I ≥ 6 x In
49
Overload according to 60255-151
S
50 TD
Selective short-circuit
± 7% I < 6 x In ± 10% I ≥ 6 x In ± 7% I < 6 x In ± 10% I ≥ 6 x In
The better of the two data: ± 10% or ± 40ms
51
Selective short-circuit
± 15% I < 6 x In ± 20% I ≥ 6 x In
I
50
Instantaneous short-circuit
± 10%
≤ 30ms
G
50N TD
Earth Fault Earth Fault
± 7% ± 7%
50ms with t4=instantaneous
51N
± 15%
2I
50
2nd Instantaneous short-circuit
± 10% ± 10%
15ms (1) ≤ 30ms
MCR
Closing on short-circuit
IU
46
Current unbalance
10%
The better of the two data: ± 10% or ± 40ms (for t5<5s) / ± 100ms (for t5 ≥ 5s)
LC1/2 - Iw1/2
Current threshold
± 10%
S2
68
2nd Selective short-circuit
± 7% I < 6 x In ± 10% I ≥ 6 x In
The better of the two data: ± 10% or ± 40ms
UV
27
Undervoltage
± 2%
The better of the two data: ± 10% or ± 40ms (for t8<5s) / ± 100ms (for t8 ≥ 5s) The better of the two data: ± 10% or ± 40ms (for t9<5s) / ± 100ms (for t9 ≥ 5s) The better of the two data: ± 10% or ± 40ms (for t15<5s) / ± 100ms (for t15 ≥ 5s) The better of the two data: ± 10% or ± 40ms (for t16<5s) / ± 100ms (for t16 ≥ 5s) The better of the two data: ± 10% or ± 40ms (for t14<5s) / ± 100ms (for t14 ≥ 5s) The better of the two data: ± 10% or ± 40ms (for t20<5s) / ± 100ms (for t20 ≥ 5s) The better of the two data: ± 10% or ± 40ms (for t21<5s) / ± 100ms (for t21 ≥ 5s) The better of the two data: ± 10% or ± 40ms (for t22<5s) / ± 100ms (for t22 ≥ 5s) The better of the two data: ± 10% or ± 40ms (for t12<5s) / ± 100ms (for t12 ≥ 5s) The better of the two data: ± 10% or ± 40ms (for t13<5s) / ± 100ms (for t13 ≥ 5s) The better of the two data: ± 10% or ± 40ms (for t17<5s) / ± 100ms (for t17 ≥ 5s) The better of the two data: ± 10% or ± 40ms (for t18<5s) / ± 100ms (for t18 ≥ 5s)
OV
59
Overvoltage
± 2%
UV2
27
2nd Undervoltage
± 2%
OV2
59
2nd Overvoltage
± 2%
VU
47
Voltage unbalance
± 5%
S(V)
51V
Voltage controlled overcurrent
± 10%
S2(V)
51V
2nd Voltage controlled overcurrent
± 10%
RV
59N
Residual overvoltage
± 10%
UF
81L
Underfrequency
± 1% (with fn ± 2%)
OF
81H
Overfrequency
± 1% (with fn ± 2%)
UF2
81L
2nd Underfrequency
± 1% (with fn ± 2%)
OF2
81H
2nd Overfrequency
± 1% (with fn ± 2%)
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