Iris Power’s Epoxy Mica Capacitors (EMCs) are designed to detect partial discharge (PD) activity in motors, generators, electrical equipment such as switchgear, isolated phase bus and transformers without affecting the operation or reliability of the equipment in any way.

• Tested voltage resistance: >1000 hours at 30 kVrms for 16 kV EMC
• Capacitance rate: 80 pF +/- 4 pF
• Dissipation factor: 0.10%.
• PDEV Sensitivity: 1 pC (ASTM D1868 and IEC 60270)
• Bandwidth at 50 ohms: (-3 dB); 40 MHz to 350 MHz
• Operating temperature range: -50°C to +130°C (-58°F to +266°F)
• Calculated 60,000 years of life (IEEE 930-1987).
• Thermal cycling tests at -40°C to +150°C
• Inclined plane tracking test: 300 min (ASTM D2303-85)
• Comparative tracking index: 600 (IEC 60112)
• Lifetime warranty on manufacturer’s defects (contact for details)