• According to IEC 255, VDE 0435 part 303
• 3-phase
• For nominal voltage of 3 AC 100/57 to 500/290 V
• Measures arithmetic mean value
• Adjustable operate of 3 AC 100/57 to 500/290V
• For 3p 3w or 3p 4w systems
• BA 9043 optionally with adjustable time delay
• Closed circuit operation
• LED indicator for operation and state of contact
• Frequency up to 400 Hz
• Width 45 mm.
Input
• Nominal voltage U_N:           
BA9043, BA9043/002                  
AA9943:                            3/NAC 100/57V;230/127V;400/230V 
                                        415/240V;440/254V;500/290V
                                        50/60Hz
                                        ( can be used up to 400 Hz )