Circutor RGU-10A - WGC TRANSFORMERS SPECIFICATIONS

42
RGU-10A , RGU-100A
Instruction Manual
9.2 - WGC
Measurement circuit
Type Passant
Network frequency 45... 60 Hz
Assigned transformation ratio (Kn) 30 / 0.06 A
Differential Current measurement circuit
Scale range Scale found Display resolution
30 mA 75 mA ± 1 mA
300 mA 750 mA ± 1 mA
3 A 7.5 A ± 0.1 A
30 A 75 A ± 0.1 A
Model Nominal current (In) Imax/In
(2)
WGC 20 < 63 A 240 A / 30 mA
WGC 25 < 63 A 240 A / 30 mA
WGC 30 63... 80 A 480 A / 30 mA
WGC 35 63... 80 A 480 A / 30 mA
WGC 55 80... 160 A 500 A / 30 mA
WGC 80 160... 250 A 900 A / 300 mA
WGC 110 250... 400 A 1500 A / 500 mA
WGC 140 400... 600 A 2000 A / 1000 mA
WGC 180 600... 800 A 3600 A / 1000 mA
WGC 220x105 1000... 1250 A 7500 A / 3000 mA
WGC 350x150 1500... 2000 A 10000 A / 3000 mA
WGC 500x200 2500... 4000 A 10000 A / 3000 mA
(2)
Imax: Maximum transient current (peaks)
In: Adjusted tripping current at the earth leakage relay.
Electrical insulation
Maximum operating voltage 0.72 kV
Isolation voltage 3 kV
Installation category CAT III
Environmental features
Operating temperature -10 ºC ... +60 ºC
Storage temperature -20 ºC ... +70 ºC
Relative humidity (non-condensing) 5 ... 95%
Maximum altitude 2000 m
Protection rating Case: IP40 - Terminals: IP20
Mechanical features
Primary connection
Model Windows Conductors section (3F+N)
WGC 20 20 4 x 6 mm
2
WGC 25 25 4 x 6 mm
2
WGC 30 30 4 x 10 mm
2
WGC 35 35 4 x 25 mm
2
WGC 55 55 4 x 70 mm
2