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Motor Start Capacitor - RO-FT Type
Product Introduction
Dielectric：Metallized Polypropylene film
Winding：Non-inductive type
Protection：Round Aluminum can with heat-shrinkable tubing cover, and UL 94V-0 epoxy resin filled.
Leads：Fast-on terminals
Marking：Manufacturer’s logo, rated capacitance, tolerance ,rated voltage, approvals, operating temperature rated frequency, date code, series
- Rated Capacitance (Cr)：
Capacitance values up to120μF - Rated Voltage (RV)：
250VAC～500VAC (at 50/60HZ) - Capacitance tolerance (at 1KHZ)：
±5%(J), ±10%(K), +10-5 %(U),
Other tolerance upon request - Operating temperature range：
Min. temperatures：-40℃, -25℃
Max. temperatures：+70℃, +85℃, +105℃ - Withstand voltage (at 25±5℃)：
a)Between terminals：1.75×RV for 10Sec.
No flashover or permanent breakdown shall occur, but self-healing are allowed.
b)Between terminals and case：2RV+1KV(2000V Min.) for 2～60Sec.
During this test, no dielectric breakdown or flashover shall occur. - Insulation Resistance (Rins)：
Measured between terminals at 25±5℃, after 1 minute of electrification at 100VDC
Rins≧103MΩ.μF or
τ≧1000s (time constantτ=Cr×Rins) - Dissipation Factor (DF)：
tanδ：0.5%Max.
Measured at 25±5℃, 1KHZ - Endurance Test：
Test conditions
Temperature：The maximum permissible capacitor operating temp
Voltage applied：1.25RV continuous
Performance
During this test, no permanent breakdown, interruption or flashover shall occur.
Capacitance change(△C/C)：≦±3% - Damp-heat Test：
Test conditions
Temperature：40±2℃
Relative humidity：90~95%
Test duration：1000±24h
Performance
Capacitance change(△C/C)：≦±0.5%
