The Siemens Circuit Breaker is high quality!
Circuit breaker size S2 for starter combination Rated current 73 A Nrelease 949 A screw terminal increased switching capacity
product brand name SIRIUS
product designation Circuit breaker
design of the product For starter combinations
product type designation 3RV2
General technical data
size of the circuit-breaker S2
size of contactor can be combined company-specific S2
product extension
auxiliary switch Yes
power loss W for rated value of the current
at AC in hot operating state 29.5?W
at AC in hot operating state per pole 9.8?W
insulation voltage with degree of pollution 3 at AC
rated value
690?V
surge voltage resistance rated value 6?kV
maximum permissible voltage for safe isolation
in networks with grounded star point between
main and auxiliary circuit
400?V
Main circuit
number of poles for main current circuit 3
operating voltage
rated value 690?V
at AC-3 rated value maximum 690?V
operating frequency rated value 50?...?60?Hz
operating current rated value 73?A
operating current
at AC-3
at 400 V rated value 73?A
operating power
at AC-3
at 230 V rated value 22?000?W
at 400 V rated value 37?000?W
at 500 V rated value 45?000?W
at 690 V rated value 55?000?W
operating frequency
at AC-3 maximum 15?1/h