Wiring Diagrams; Single-Phase Connection - LOVATO ELECTRIC DCRG8 Manual Operativo

24

WIRING DIAGRAMS

Standard three-phase installation
MAINS
DCRG8
L1 L2 L3
INPUT
CURRENT VOLTAGE
100-600V~
1/5A~
1 2 3 4 5 6 7 8
I1 I2 I3 C L1 L2 L3 N
S1
S2
CT1
FU9
QS1
FU13
LOAD TC1
THREE-PHASE CONNECTION (default)
Default wiring configuration for standard applications
Voltage measurement
Current measurement
Phase angle offset
Capacitor overload measurement
Parameter setting
NOTE: Recommended fuses for aux supply and voltage measurement inputs: F1A (fast).
Single-phase installation
MAINS
DCRG8
L N
CURRENT
1/5A~ 100-600V~
1 2 3 4 5
I1 I2 I3 C L1 L2 L3 N
S1
CT1
S2
QS1
FU13
LOAD TC1

SINGLE-PHASE CONNECTION

Wiring configuration for single-phase applications
Voltage measurement
Current measurement
Phase angle offset
Capacitor overload measurement
Parameter setting
NOTE: Recommended fuses for aux supply and voltage measurement inputs: F1A (fast).
OUT
1 2 3 4 5 6 7 8
AUX
SUPPLY
110-415V~
110-250V=
9 10 11
19 12 13 14 15 16 17 18 20 21 22
nc A1 A2
FU10
FU1
R
FU12
FU11
KM1 KM2
R
K1
1 ph-to-ph voltage reading L1-L2
L3 phase
Between V (L1-L2 ) and I (L3) 90°
1 reading calculated on L1-L2
P02.03 = Three-phase P02.22 = LV
P02.04 = L3
P02.06 = L1-L2
1 2 3
4
INPUT AUX
VOLTAGE SUPPLY
110-415V~
110-250V=
6 7 8 9 10 11 12 13 14 15 16 17 18
19
nc
A1 A2
FU9
FU1
FU11 FU12
FU10
KM1
R
K1
1 phase voltage reading L1-N
L1 phase
Between V (L1-N ) and I (L1) 0°
1 reading calculated on L1-N
P02.03 = Single-phase P02.22 = LV
P02.04 = L1
P02.06 = L1-N
FU8
FU2
R R
KM8
R R
K2 K8
OUT
5 6
7 8
20 21 22
FU2 FU8
Contattori BFK...
BFK... contactors
KM2 KM8
R R
K8
K2
G
B
Contattori BFK...
BFK... contactors