Siemens Sentron 4X1250A 55KA Molded Case Circuit Breaker 3VA27125AC120AA0

Features:

• Product brand SENTRON
• Product name Moulded case circuit breakers
• Product execution MCCB
• Switching element Lever control
• Execution of the switching command manual control
• Design of the overcurrent release device ETU350
• Number of poles 3
• Construction size of circuit breaker 1600A
• Mechanical service life (switching cycles) / typ. 1000
• Circuit breaker /nicht versorgt - Grundtyp 3VA2
• Insulation voltage / nominal value 1 000 V
• Operating voltage / at AC / at 50/60 Hz / nominal value 690 V
• Degree of protection IP20
• Protection function of overcurrent release LSI
• Power loss: W / at current rating / at AC / in hot state / per pole 47W
• Number of CO contacts / for auxiliary contacts 4
• Dimensions height 296 mm - width 210 mm - depth 183 mm
• Fixing type fixed recessed
• Net weight 14 kg
  
   

Operating current

• 40 °C / rated value 1 250 A
• at 45 °C / rated value 1 250 A
• at 50 °C / rated value 1 250 A
• at 55 °C / rated value 1 184 A
• at 60 °C / rated value 1 118 A
• at 65 °C / rated value 1 049 A
• at 70 °C / rated value 980 A
• Permanent current / rated value 1250 A
  
   

Adjustable tripping value for current:

• Current-dependent overload release / end value 1 250A
• Of the instantaneous short-circuit release / min. value 1 875A
• Instantaneous short-circuit release / max. 18 750A