Datasheet

ESG 5.3
1-phase current monitoring relay
EMR SI23O, SI23P
Technical data
Nominal voltage 8 VA / 1 W
Nominal frequency 48 ... 63 Hz
Wave form ac sine
Drop-out voltage >20% of the supply voltage
Base accuracy ±5% (of maximum nominal value)
Adjustment accuracy ≤5% (of maximum nominal value)
Repetition accuracy ≤2%
Temperature influence ≤0.1% / °C
Frequency response -
Recovery time 500 ms
Measuring circuit: Input:
1 A / 5 A ac terminals 6 (21) and 7 (24)
Overload capacity:
1 A ac 10 A
5 A ac 10 A
Input resistance:
1 A ac < 10 mΩ
5 A ac < 10 mΩ
Switching threshold:
Max: 10% ... 100% of I
N
Min: 5% ... 95% of I
N
Type key
Construction
D Industrial design 22.5 mm
S pluggable 11 poles
Function
U Voltage
I Current
P CosPhi
T Temperature
S Star-Delta
Measuring circuit
A No measuring circuit I 12 Vdc
B 3(N)~115/66 Vac J 24 Vdc
C 3(N)~230/132 Vac K 36 Vdc
D 3(N)~400/230 Vac L 48 Vdc
E 1 ≅ 30/60/300 Vac/dc M 1~110 Vac
F 1 ≅ 100mA/1A/10A ac/dc N 1~230 Vac
G PTC O 1 A
H CosPhi P 5 A
Output
1 1 changer
2 2 changers
3 1 NC contact / 1 NO contact
Special functions
1 = Additional asymmetry monitoring
Connecting voltage
1 Measuring circuit
2 24...240 Vac/dc
3 230 Vac
S I 2 3 O ...EMR