Siemens Power contactor 450kW 3S 110-120VAC 820A 3TF6933-8QG7

Siemens Digital Industrial Contactor 3TF6933-8QG7

Manufacturer: Siemens Digital Industries
Designation: Contactor 35 kW, 400/380 V
Type: 3TF6933-8QG7
Rated control supply voltage Us at AC 50 Hz: 110-120 V
Rated control supply voltage Us at AC 60 Hz: 110-120 V
Voltage type for actuation: AC
Rated operational current Ie at AC-1, 400 V: 910 A
Rated operational current Ie at AC-3, 400 V: 820 A
Rated operational power at AC-3, 400 V: 450 kW
Rated operational current Ie at AC-4, 400 V: 690 A
Rated operational power at AC-4, 400 V: 191 kW
NEMA rated operational power: 514.849125 kW
Suitable for series installation: Yes
Number of auxiliary contacts as normally closed contacts: 3
Number of auxiliary contacts as normally open contacts: 3
Connection type for main circuit: Busbar connection
Number of normally closed contacts as main contacts: 3

Additional details:
Contactor, size 14, 3-pole, AC-3 450 kW, 400/380 V (1000 V)
Auxiliary switch 33 (3NO+3NC)
Integrated bridge rectifier with changeover contactor 3TC44
AC operation AC 110 to 120 V 50/60 Hz
Vacuum contactor 3TF6 for switching motors. The 3TF6 vacuum contacts offer impressive performance combined with compact design and high contact reliability. They feature an exceptionally long switching lifespan, making them suitable for frequent switching in creep operation. Pre-fabricated auxiliary contacts reduce installation complexity. The devices are globally certified (e.g., IEC and UL/CSA) and are IE3/IE4 ready. They are available in two sizes, with AC or DC actuation, and across a wide power range. In the main circuit, the devices can be connected via busbars. A wide range of accessories is available for these contactors, such as surge protectors, auxiliary contacts, or connection covers.
EAN: 4011209356290.