Epoxy Mica Capacitors (EMC Sensors)

Monitorização de descargas parciais

Sensores instalados nos terminais da máquina para detetar a atividade de descarga parcial

Overvoltage endurance tested to >1000 hours at 30 kVrms (16 kV EMC)
Capacitance rating: 80 pF +/- 4 pF
PDEV Sensitivity: 1 pC (ASTM D1868 and IEC 60270)
Bandwidth into 50 ohms (3 dB): 40 MHz to 500 MHz
Operating temperature range: -50 °C to +130 °C (-58 °F to +266 °F)
Calculated 60,000 year life (tested to IEEE 930-1987)
Inclined Plane Tracking Test (ASTM D2303-85): 300 min
Comparative Tracking Index (IEC 60112): 600 min
Meets ANSI C37.20.2
Meets all the reliability requirements in IEC TS 60034-27-2 and IEEE 1434 for PD sensors

Four different voltage rated EMCs are available – 6.9 kV, 16 kV, 25 kV and 28 kV
EMC kits with installation material according to IEEE 323-1983 for nuclear power generating stations are available