PD350X

KILOVAC 28-1800 Vdc Traditional Contactors PD350X - 500 Amps “BUBBA” Contactor, Make & Break Load Switching Product Facts n Product Specifications Contact Arrangement — Form X — SPST-NO Auxiliary Contact (28 Vdc, 0.1 A) — SPST-NO Rated Resistive Load @ 320 Vdc — 300 Amps @85˚C Continuous Current Carry, Max. @ 50°C — 500 A Overload Current @ 320 Vdc — Make — 1,300 A Break — 3,300 A Load Life, @ 320 Vdc, Min. — See chart at right Contact Resistance, Max. — End of Life — 0.0002 ohm Dielectric at Sea Level — Power Terminals to Coil and All Other Points — 1,800 Vrms Shock, 11ms, 1/2 Sine (Peak) — 30 g Vibration, Sinusoidal (55-2000 Hz, Peak) — 5 g Operating Ambient Temperature Range — -40°C to +85°C Operate Time, Including Bounce, Max., 25°C — 40 ms Release Time, Max. — 20 ms Bounce Time, Max. — 5 ms Insulation Resistance @ 500 Vdc, Min. — Initial — 100 mohm End of Life — 50 mohm Weight, Nominal — 3.4 lb (1.52 kg) 500 A carry, 1300 A make overload, 3000 A break overload, @ 320 Vdc Hydrogen dielectric for power switching high current loads Auxiliary contacts Coil power economizing — 8 W holding Versatile power, voltage, and current operating range Excellent for safety disconnect and transfer switch applications Suited for circuit protection and control Bi-directional power switching Hermetically-sealed contacts; can operate in harsh environments Fast operate and release time Low power consumption n n n n n Electrical Life Cycles vs Power Switching n n n n n *Failure Mode: ...