Integrated Protection & Monitoring Equipment

 

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DPR - 1000
DPR-1000 es el relé de protección digital que se destina a la supervisión y protección de las fallas en el alimentador del sistema de distribución, especialmente para los motores de media tensión.

Caracteristicas

 

11 función de protección para los motores de media tensión
Relé de protección de tipo compacto con varias funciones adicionales incorporadas
Control remoto y monitoreo de disyuntor
Comunicación MODBUS, DNP3.0 / RS-485


Función

 

Protección y Control
Sobrecorriente (50 / 51P), Corriente de sobrecorriente (50 / 51N)
Térmica (49), Sobrecorriente de secuencia negativa (46)
Tierra selectiva (67G), Tierra direccional (67N)
Bajo la corriente (37), el rotor de bloqueo y bloqueo (48 / 51LR)
Inicios por hora (66)
Bloqueo (86)
2 entradas analógicas (termistor)
5 salidas digitales
3 entradas digitales
Monitoreo y medición
I, Io, I2, Vo
Temperatura (2 ch.)
Corriente de arranque, tiempo de arranque, corriente a plena carga, térmica, etc.
Grabación de onda activada por evento: 15 Trazas (Ir, Is, It, Io, Vo, AI1, AI2, DI / DO, etc.)
Interfaz de usuario
LCD de 20 × 4 caracteres
DNP3.0, Modbus / RS-485
Software de interfaz de PC (gestor GIPAM)
 

Characteristics

Protection functions
Protective
function
Operating part Setting & Operating time Remark
OCR
(50/51)
Instantaneous
high set
Setting: OFF, 0.5~20.0/0.1In Below 40ms
Instantaneous
low set
Setting: OFF, 0.5~20.0/0.1In
Operating time: 0.05~60.0/0.01s
Definite
Time delay Setting: OFF, 0.1~4.0/0.02In
Operating time: 0.05~1.20/0.01 (Inverse)
Curves
SI, VI, EI, LI
OCGR
(50/51N)
Instantaneous Setting: OFF, 0.1~8.0/0.02In
Operating time: 0.05~300.0/0.01s
Definite
Time delay Setting: OFF, 0.02~2.0/0.01In
Operating time: 0.05~1.20/0.01 (Inverse)
0.05~60.0/0.01s (Definite)
Curves
DT, SI, VI, EI, LI
NSOCR(46) Time delay
high set
Setting: OFF, 0.1~1.0/0.02In
Operating time: 0.08~60.0/0.01s
Definite
Time delay
low set
Setting: OFF, 0.1~1.0/0.01In
Operating time: 0.05~1.00/0.01(Inverse)
0.08~60.0/0.01s(Definite)
Curves
DT, SI, VI, EI, LI
DGR
(67N)
Time delay Io Setting: 0.02~2.0/0.01Ion
Vo Setting: 11~80/1V
Grounded system
Definite
RCA Setting: 0~90/1°
Operating time: 0.05~10.00/0.01s
SGR
(67G)
Time delay Io Setting: 0.02~2.0/0.01Ion
Vo Setting: 11~80/1V
RCA Setting: 0~90/1°
Operating time: 0.05~10.00/0.01s
Isolated system
Definite
THERMAL
(49)
Time delay Setting: OFF, 50~100/1% (τh, τc) Motor Config.
STALL/LOCK
(48/51LR)
Time delay(Stall) Setting: 0.50~10.00/0.01
(FLC×SVC.×O/L)
Motor Config.
Time delay(Lock) Operating time: 0.05~300.0/0.01s(Definite)
0.05~1.20/0.01(Inverse)
Motor Config.
UCR
(37)
Time delay Setting: 0.1~0.9/0.02In
Operating time: 0.05~300.0/0.01s
Definite
NCH
(66)
- Starts number: OFF, 1~5 times/1
Base time: 10~60min/1min
Time between starts block: 1~60min/1min
Operating time: 10~80%/1%
Notching
RTD
(38)
Time delay Setting: OFF, 20~180/1°C
Operating time: below 50ms
Definite
 
Motor protection
Motor factor Setting & Operating time Remark
STALL/
START TIME
Tss (Stall operating time): 0.05~300.00/0.01s
Ts (Motor starting time): 1.0~300.0/0.1s
-
FLC/LRC FLC: 0.20~2.00/0.01In
LRC: 0.50~10.00/0.01FLC
FLC: STALL Setting
LRC: LOCK Setting
SERVICE
FACTOR
SVC: 1.00~1.20/0.05 -
THR CONST Thermal const.(Heat): 2.0~60.0/0.5min
Thermal const.(Cool): 2.0~60.0/0.5min
Overload Const. (O/L): 0.80~1.20/0.05
THR (49) Setting
OCGR
BLOCK TIME
B/T : 0.00~60.00/0.01s Operating
delay time
 
Measurement
Item Display range Remark
Line / Load current 0.000A ~ 999.99kA (CTpri) Start

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