Basic Installation and Operation Guide
JK Series 720 Controllers
TOSHIBA
CONTACTOR RATINGS
Table 1 Contactor Type HCV-6KAU (Magnetically Held)
Maximum Voltage 7200 Volts
Rated Operational Current 720 Amps
Rated Thermal Current 800 Amps
Interrupting Capacity (NEMA Class E1) 7200 Amps RMS Sym. @ 7.2 kV Max
Permissible Switching Frequency 600/Hour
Mechanical Life 1,000,000 Operations
Electrical Life 200,000 Operations
Pick-Up Voltage AC or DC 85% (Hot) – 70% (Cold)
Drop-Out Voltage AC or DC 50% (Hot) – 40% (Cold)
Rated Control Voltage AC 115-240 V 50/60 Hz
Rated Control Voltage DC 125-250 V
Coil Circuit Inrush 6.0~7.0A @ 120Vac (840VA (AC) – 875W (DC)
Coil Circuit Holding 0.8~1.0A @ 120Vac (48VA)
Auxiliary Contact Arrangement 3 N.O. - 3 N.C.
Auxiliary Contact Rating 10 A, 48-600Vac Max. (NEMA Class A600)
Contactor Type HCV-6KALU (Latched Type)
Permissible Switching Frequency 300/Hour
Mechanical Life 200,000 Operations
Tripping Voltage 60% or less of Coil Rating DC (Cold)
Tripping Current 4.8A Peak @ 125Vdc
A latched contactor is the same as magnetically-held type, except number of auxiliary contacts is reduced
to 2 N.O. - 2 N.C. Standard operating voltage is 120Vac Close/125Vdc Trip.
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