Rockwell Automation Allen-Bradley Dialog Plus 1503D - Typical MV Dialog Plus Power System Diagram

Product Overview 1-19
1560D-UM051D-EN-P – February 2005
UTS SIGNAL CONTROL COMMON
CONTROL POWER 120/230 VAC 50/60 Hz
VOLTAGE FEEDBACK
TEMPERATURE FEEDBACK
CONTROL CIRCUIT
PHASE C TRANSMITTERS
PHASE B
TRANSMITTERS
PHASE A
TRANSMITTERS
FIBRE
OPTICS
INTERFACE BOARD
FIBRE OPTIC CABLES
VOLTAGE
DIVIDER
RESISTOR
BOARD
ZGND
RGND
POWER CIRCUIT
(ONE OF THREE PHASES SHOWN FOR 12 SCR VERSION)
VOLTAGE FEEDBACK BOARD
LEGEND: Rsh – SHARING RESISTOR
C1-
R1, C2
-R2
–
SNUBBER RESISTOR
R3, R4 – VOLTAGE DIVIDER UTS – UP-TO-SPEED
POINTS FOR DISCONNECTION FOR HI-POT OR MEGGER TESTS, SEE CHAPTER 3.
SELF
POWERED
GATE
DRIVER
BOARD
0 V
SNUBBER CATHODE
THERMISTOR
0 V
SNUBBER CATHODE
Rsh Rsh
UTS N/O
R1
R3
C1
L1
1L1
L1
R4
R4 T1
R3
1T1
T1
C2
R2
0 V SNUBBER CATHODE
0 V
SNUBBER CATHODE
UTS SIGNAL CONTROL COMMON
CONTROL POWER 120/230 VAC 50/60 Hz
VOLTAGE FEEDBACK
TEMPERATURE FEEDBACK
CONTROL CIRCUIT
PHASE C TRANSMITTERS
PHASE B
TRANSMITTERS
PHASE A
TRANSMITTERS
FIBRE
OPTICS
INTERFACE BOARD
FIBRE OPTIC CABLES
VOLTAGE
DIVIDER
RESISTOR
BOARD
ZGND
RGND
POWER CIRCUIT
(ONE OF THREE PHASES SHOWN FOR 12 SCR VERSION)
VOLTAGE FEEDBACK BOARD
LEGEND: Rsh – SHARING RESISTOR
C1-
R1, C2
-R2
–
SNUBBER RESISTOR
R3, R4 – VOLTAGE DIVIDER UTS – UP-TO-SPEED
POINTS FOR DISCONNECTION FOR HI-POT OR MEGGER TESTS, SEE CHAPTER 3.
POINTS FOR DISCONNECTION FOR HI-POT OR MEGGER TESTS, SEE CHAPTER 3.
SELF
POWERED
GATE
DRIVER
BOARD
0 V
SNUBBER CATHODE
THERMISTOR
0 V
SNUBBER CATHODE
Rsh Rsh
UTS N/O
R1
R3
C1
L1
1L1
L1
R4
R4 T1
R3
1T1
T1
C2
R2
0 V SNUBBER CATHODE
0 V
SNUBBER CATHODE
T1
T2 T3 L1
L2
L3
NC
OP1 OP1 OP1
OP1 OT1
UTS SIGNAL CONTROL COMMON
CONTROL POWER 120/230 VAC 50/60 Hz
VOLTAGE FEEDBACK
TEMPERATURE FEEDBACK
CONTROL CIRCUIT
PHASE C TRANSMITTERS
PHASE B
TRANSMITTERS
PHASE A
TRANSMITTERS
FIBRE
OPTICS
INTERFACE BOARD
FIBRE OPTIC CABLES
VOLTAGE
DIVIDER
RESISTOR
BOARD
ZGND
RGND
POWER CIRCUIT
(ONE OF THREE PHASES SHOWN FOR 12 SCR VERSION)
VOLTAGE FEEDBACK BOARD
LEGEND: Rsh – SHARING RESISTOR
C1-
R1, C2
-R2
–
SNUBBER RESISTOR
R3, R4 – VOLTAGE DIVIDER UTS – UP-TO-SPEED
POINTS FOR DISCONNECTION FOR HI-POT OR MEGGER TESTS, SEE CHAPTER 3.
SELF
POWERED
GATE
DRIVER
BOARD
0 V
SNUBBER CATHODE
THERMISTOR
0 V
SNUBBER CATHODE
Rsh Rsh
UTS N/O
R1
R3
C1
L1
1L1
L1
R4
R4 T1
R3
1T1
T1
C2
R2
0 V SNUBBER CATHODE
0 V
SNUBBER CATHODE
UTS SIGNAL CONTROL COMMON
CONTROL POWER 120/230 VAC 50/60 Hz
VOLTAGE FEEDBACK
TEMPERATURE FEEDBACK
CONTROL CIRCUIT
PHASE C TRANSMITTERS
PHASE B
TRANSMITTERS
PHASE A
TRANSMITTERS
FIBRE
OPTICS
INTERFACE BOARD
FIBRE OPTIC CABLES
VOLTAGE
DIVIDER
RESISTOR
BOARD
ZGND
RGND
POWER CIRCUIT
(ONE OF THREE PHASES SHOWN FOR 12 SCR VERSION)
VOLTAGE FEEDBACK BOARD
LEGEND: Rsh – SHARING RESISTOR
C1-
R1, C2
-R2
–
SNUBBER RESISTOR
R3, R4 – VOLTAGE DIVIDER UTS – UP-TO-SPEED
POINTS FOR DISCONNECTION FOR HI-POT OR MEGGER TESTS, SEE CHAPTER 3.
POINTS FOR DISCONNECTION FOR HI-POT OR MEGGER TESTS, SEE CHAPTER 3.
SELF
POWERED
GATE
DRIVER
BOARD
0 V
SNUBBER CATHODE
THERMISTOR
0 V
SNUBBER CATHODE
Rsh Rsh
UTS N/O
R1
R3
C1
L1
1L1
L1
R4
R4 T1
R3
1T1
T1
C2
R2
0 V SNUBBER CATHODE
0 V
SNUBBER CATHODE
T1
T2 T3 L1
L2
L3
NC
OP1 OP1 OP1
OP1 OT1
Figure 1.17 – Typical MV Dialog Plus Power System Diagram
(Without Optional Pump Control or Soft Stop)