© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 • 864-963-6300 • www.kemet.com F3051_C9T_RADIAL • 3/3/2017 3
Aluminum Can Power Film Capacitors
C9T Series, 415 – 440 VAC, 3–Phase PFC
Electrical Characteristics
Rated Voltage Un = (see table) Vrms
Over Voltage
1,10*UN – 8 hours in every 24 hours
1,15* UN – 30 minutes in every 24 hours
1,20* UN – 5 minutes in the lifetime
1,30* UN – 1 minutes in the lifetime
Capacitance Tolerance −5% +10% (X)
Mechanical Characteristics
Maximum Torque:
6 [N*m] for Terminal screw
12 [N*m] for M12 Bolt
Installation Whatever position
Aluminum deck with self extinguishing UL94 V0 plastic cover
Life Expectancy
Life Expectancy 100.000 hours at U
rms
with T
hs
≤ 70°C
Capacitance drop at end of life −5% (typical)
Failure rate IEC 61709 300*10–9 components/hours
Test Method
Test voltage term to term (Utt) 2,15*U
rms
for 2 seconds at 25°C
Test voltage term to case (Utc) 3600 V – 50 Hz for 2 seconds
Relative Humidity
Annual average ≤ 80% at 24°C
On 30 days/year permanently 100%.
On other days occasionally 90%.
Dewing not admitted
Capacitance Deviation in
Temperature Range (−40..+50°C)
±1.5% maximum on capacitance value at 20°C
Damp Heat IEC 60068–2–78
Change of Temperature IEC 60068–2–14
Vibration Strength IEC 60068–2–6
NOTICE: Care should be taken to ensure that there still is electrical clearance of 15 mm between terminations and other live or earthed parts above the
capacitor, in case of safety device activation.
