Datasheet

ESG 5.19
3-phase voltage monitoring relay (Multifunction)
EMR SU31C1, SU31D1
Technical data
Nominal voltage 3(N) ~230/132 V, 6 VA (2 W)
3(N) ~400/230 V, 9 VA (2 W)
Nominal frequency 48 ... 63 Hz
Drop-out voltage >20% of the nominal voltage
Base accuracy ±5% (of maximum nominal value)
Adjustment accuracy ±5% (of maximum nominal value)
Repetition accuracy ≤2% (of maximum nominal value)
Temperature influence ≤0.1% / °C
Recovery time 500 ms
Measuring circuit: Measured variable ac sine (48 ... 63 Hz)
Input:
3(N) ~132/230 V Terminals (N)-L1-L2-L3
3(N) ~230/400 V Terminals (N)-L1-L2-L3
Overload capacity:
3(N) ~132/230 V -30% ... +30%
3(N) ~230/400 V -30% ... +30%
Input resistance:
3(N) ~132/230 V according to nominal voltage 6 VA / 2 W
3(N) ~230/400 V according to nominal voltage 9 VA / 2 W
Switching threshold:
Max: 80% ... 130% von U
N
Min: 70% ... 120% von U
N
Asymmetry: 5% ... 30%
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 U 3 1 C 1EMR