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CONTACTOR SIZE 14, 3-POLE AC-3, 450KW, 400/380V (690V) AUXILIARY CONTACTS 44 (4NO+4NC) AC OPERATION AC 380 TO 460V 50/60HZ

Артикул: 3TF6944-0CQ7
Производитель: Siemens


Наименование продукта
CONTACTOR SIZE 14, 3-POLE AC-3, 450KW, 400/380V (690V) AUXILIARY CONTACTS 44 (4NO+4NC) AC OPERATION AC 380 TO 460V 50/60HZ
Жизненный цикл продукта
Разрешение на поставку Постепенное снятие продукта с производства Снятие продукта с производства Окончательное снятие продукта с производства
2001-01-01
CONTACTOR SIZE 14, 3-POLE AC-3, 450KW, 400/380V (690V) AUXILIARY CONTACTS 44 (4NO+4NC) AC OPERATION AC 380 TO 460V 50/60HZ
 
General details:
Size of the contactor   14
Protection class IP / on the front   IP00
Ambient temperature / during operating °C 55… -25
Item designation / according to DIN 40719 extendable after IEC 204-2 / according to IEC 750   K
Item designation / according to DIN EN 61346-2   Q
 
Main circuit:
Number of poles / for main current circuit   3
Operating current / at AC-1 / at 400 V    
  • at 40 °C ambient temperature / rated value
 A 910
Number of NC contacts / for main contacts   0
Number of NO contacts / for main contacts   3
Operating current / at AC-3 / at 400 V / rated value A 820
Service power    
  • at AC-3 / at 400 V / rated value
 kW 450
  • at AC-1 / at 400 V / rated value
 kW 558
 
Control circuit:
Design of activation   conventional
Type of voltage / of the controlled supply voltage   AC
Control supply voltage frequency    
  • 1 / rated value
 Hz 50
  • 2 / rated value
 Hz 60
Control supply voltage / 1 / at 50 Hz / for AC    
  • initial rated value
 V 380
  • final rated value
 V 460
Control supply voltage / 1 / at 60 Hz / for AC    
  • initial rated value
 V 380
  • final rated value
 V 460
 
Auxiliary circuit:
Number of NC contacts / for auxiliary contacts    
  • lagging switching
   0
  • instantaneous switching
   4
Number of NO contacts / for auxiliary contacts    
  • leading switching
   0
  • instantaneous switching
   4
 
Connection type:
Design of the electrical connection    
  • for main current circuit
   screw-type terminals
  • for auxiliary and control current circuit
   screw-type terminals
Identification number and letter for switching elements   44
 
Mechanical design:
Type of mounting   screw fixing
Type of fixing/fixation / series installation   Yes
Width mm 230
Height mm 295
Depth mm 237
 
Certificates/approvals:
    
General Product Approval Functional Safety / Safety of Machinery Test Certificates
 
 
last change:
Oct 31, 2011

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