Wru-10 Differential Relay With Transformer
Brand: CIRCUTOR
Reference: P14035.
Description
Wru-10 Differential Relay With Transformer, Electronic differential protection relay. With built-in transformers. Relay type A. Data visualization by display. DIN rail 3 modules.
Details
Wru-10 Differential Relay With Transformer, Electronic differential protection relay. With built-in transformers. Relay type A. Data visualization by display. DIN rail 3 modules.
SPECIFICATIONS
ALTERNATION POWER
Consumption
4.5 VA
Frequency
50/60 Hz
Nominal voltage
230 V ~ ±30 %
MECHANICAL CHARACTERISTICS
Size (mm) width x height x depth
52.5 x 85 x 75 (mm)
Length of cable to be stripped (mm)
7
Tightening torque
0.5-0.6 Nm
Cable section in power terminals
1 … 1.5 mm2
Fixation
DIN 46277 (EN 50022)
Net Weight (kg)
0.19
ENVIRONMENTAL CHARACTERISTICS
Degree of protection
IP 20
Relative humidity (non-condensing)
95%
Working temperature
-20 … +70 ºC
RULES
Certifications
CE, UL LISTED Certification
Electrical safety, Max altitude. (m)
2000
Electrical safety, Insulation class
Protection against electric shock by double insulation class II (CEI 61010)
Rules
IEC 60755, IEC 60947-2-M, UL 1053
EXTERNAL TRIP INPUT / EXTERNAL RESET
Type
Voltage-free, not isolated
OTHER DIGITAL RELAY OUTPUTS
Nominal load
1250 VA
Nominal current
5 A ~
Nominal voltage
250 V ~
DIGITAL RELAY OUTPUTS
Nominal load
62.5 VA
Nominal current
0.25 A ~
Nominal voltage
230 V ~
DIFFERENTIAL PROTECTION
Type
Type A ultra-immunized
Sensitivity (I∆n), A
0.03 … 3 / 5-10-30 (Setup)
Delay time (t∆)
Direct adjustment: 0.02 … 1 s Programmable: 3-5-10 s Inverse curve: Instantaneous or selective
PROTECTION
LED indication
Presence of voltage Leak trip Pre-alarm
Measurement
True effective value (TRMS)
