CAPACITORS FOR INVERTERS



High Ripple Polypropylene Film

Type Description Style Capacitance Range (µF) Rated Voltage
947C High Cap, High Current 160 to 730 ±10% 800 to 1200
UNL ElectroFilm Metallized Polypropylene 4.7 to 35 ±10% 400 to 1500
930 High Frequency 0.022 to 10.0 ±10% 100 to 630
935 High Current, High Frequency 1.0 to 30.0 ±10% 100 to 400
950 High Capacitance, Low ESR 5 to 150 ±10% 250 Vac
932C High Voltage, High Frequency 1.0 to 30.0 ±10% 250 to 700
936C High Current, Low ESR 0.47 to 2.2 ±10% 400 to 600
940C High dv/dt, Double Metallized 0.01 to 4.7 ±10% 650 to 3000
941C High dv/dt, Double Metallized 0.01 to 4.7 ±10% 650 to 3000
942C Very High dv/dt, Foil/Metallized 0.01 to 2.5 ±10% 600 to 2000
943C Very High dv/dt, Foil/Metallized 0.01 to 2.5 ±10% 600 to 2000
944U High Current, Low Profile, DC Link 33 to 220 ±10% 800, 1000, 1200, 1400
945U High DC Link, Screw Terminal Case 65 to 100.0 ±10% 600, 750, 900, 1000
946C High dV/dt, Low ESR 0.01 to 2.5 ±10% 850 to 3000
947D High Capacitance, High Current 130 to 1500 900 to 1300
948D High Capacitance Module, High Current 990 to 2700 800 to 1300
DPFF High Frequency, High dv/dt 0.001 to 0.47 ±5% 200 to 1600
DPM Low ESR, Low ESL 0.01 to 6.8 ±10% 250 to 630
DPP High Frequency 0.001 to 0.47 ±10% 100 to 630
DPPM High Voltage, Snubbers Circuits 0.001 to 0.047 ±10% 1000 to 2000
WPP High Frequency 0.001 to 3.0 ±10% 100 to 1000

IGBT Snubber Selection

Type Description Style dV/dt Range Peak Current Capacitance Range (µF) Rated Voltage
SCD Direct Mount IGBT Snubber 150 to 800 1800 to 1200 0.22 to 4.7 ±10% 600 to 2000
SCM Single/Dual IGBT Snubber 150 to 800 1800 to 1200 0.22 to 4.7 ±10% 600 to 1200
SCC Dual IGBT Clamp-Snubber 150 to 600 300 to 500 0.47 to 2.0 ±10% 600 to 1200

Inverter Grade DC-Link Bus Capacitor Selection

Type Description Style Capacitance Range µF Rated Voltage
947D High Capacitance, High Current 130 to 1500 900 to 1300
948D High Capacitance Module, High Current 990 to 2700 800 to 1300
944U High Current, Low Profile, DC Link 33 to 220 ±10% 800, 1000, 1200, 1400
UNL ElectroFilm Metallized Polypropylene 4.7 to 35 ±10% 400 to 1500
945U High DC Link, Screw Terminal Case 65 to 100.0 ±10% 600, 750, 900, 1000
Screw Terminal Types
3186 High Capacitance, BCc, NA Philips 220 µF to 1.0F 16 to 500
3188 Long Life, BCc, NA Philips 270 µF to 1.0F 16 to 500
500C Long Life 100 µF to 2.6F 6.3 to 550
500R Very High Ripple, Long Life 1100 to 18000 350 to 500
520C Long Life 84 to 39000 200 to 500
550 High Ripple, Long Life 90 µF to 1.5F 6.3 to 450
550C Ultra-Ripple, Long Life 91 to 35000 200 to 500
CGR Excellent Reliability, Mallory 330 to 100000 7.5 to 200
DCMC High Capacitance 85°C 110 µF to 2.7F 6.3 to 550
HES High Power Input Filtering, Mallory 300 to 5600 350 to 450
Plug-In Types
381L/LX High Ripple, Snap-in 33 to 120000 10 to 450
383L/LX High Ripple, 4- or 5-Pin Snap-in 470 to 250000 10 to 450
400C Long Life 170 to 29000 100 to 500
420C Long Life 160 to 27000 100 to 500
450C Ultra-Ripple, Long Life 150 to 24000 100 to 500
4CMC High Capacitance 210 to 420000 16 to 500
UNL ElectroFilm Metallized Polypropylene 4.7 to 35 ±10% 400 to 1500

AC Harmonic Filter Capacitors

Type Description Form Factor Style Capacitance Range (µF) Voltage (Vac)
PFC Wind Turbine Applications
Automatic PFC Equipment &
Power Line Conditioning
Round 0.5 to 30.2 kvar ±0 to +10% 240, 480, 600 
PC Wind Turbine Applications
AC Input Filtering &
Power Line Conditioning
Round 20 to 125 ±5 300, 500,700 
Type Construction Form Factor Temperature (°C) Capacitance Range (µF) Voltage (Vdc)
ACF Metallized -55 to +85 5.0-250 300-900 Vac