52
Thyro-A 1A and Thyro-A 2A
Load with separate star point without
neutral conductor
Thyro-A 1A
Thyro-A 2A
Load with separate star point without N
e.g. parallel
load
resistors
number
I
load nom
/
I
type controller
Resistance
increase in
case of fault
Recommen-
ded
setting for
Poti R205
X2.9 [V]
[0-10V]
X2.9
[0-20mA]
ca.
turns
1 100% 50.0% 2.50 5.00 8.5
1 80% 40.0% 2.00 4.00 7.0
1 60% infinite 30.0% 1.50 3.00 6.0
1 40% 20.0% 1.00 2.00 4.5
1 20% 10.0% 0.50 1.00 2.5
2 100% 75.0% 3.75 7.50 12.0
2 80% 60.0% 3.00 6.00 9.5
2 60% 100% 45.0% 2.25 4.50 7.5
2 40% 30.0% 1.50 3.00 6.0
2 20% 15.0% 0.75 1.50 3.5
3 100% 83.3% 4.15 8.35 13.0
3 80% 66.7% 3.35 6.65 10.5
3 60% 50% 50.0% 2.50 5.00 8.5
3 40% 33.3% 1.65 3.35 6.0
4 100% 87.5% 4.40 8.75 13.5
4 80% 70.0% 3.50 7.00 11.5
4 60% 33% 52.5% 2.65 5.25 9.0
4 40% 35.0% 1.75 3.50 6.0
5 100% 90.0% 4.50 9.00 14.0
5 80% 72.0% 3.60 7.20 11.5
5 60% 25% 54.0% 2.70 5.40 9.0
5 40% 36.0% 1.80 3.60 6.5
Tab. 7a Load monitoring
For Thyro-A 1A and Thyro-A 2A/3A (load with separate star point
without N) a setting for load monitoring can be made according to the
table below: