Multifunctions monitoring relays - AC voltage monitoring in 3-phase network- 3(N)~ 400/230 V. Type of contacts: 1 CO, 2 CO
|    Output circuit- contact data:  | 
|
|    Number and type of contacts  | 
   1CO, 2 CO  | 
|    Contact material  | 
   AgSnO2  | 
|    Max. switching voltage  | 
   300 V  | 
|    Input circuit:  | 
|
|    Supply voltage AC  | 
   = monitoring voltage  | 
|    Rated power consumption  | 
   1,2 W  | 
|    Range of supply frequency  | 
   48...63 Hz  | 
|    Measuring circuit :  | 
|
|    Measuring terminals  | 
   (N)-L1-L2-L3  | 
|    Measured value  | 
   3(N)~, sinus, 48...63 Hz  | 
|    Measuring range  | 
   0,7...1,15 Un  | 
|    Insulation:  | 
|
|    Rated surge voltage  | 
   4 000 V AC  | 
|    Insulation rated voltage  | 
   400 V AC  | 
|    Overvoltage category  | 
   III acc. to EN 60664-1  | 
|    General data:  | 
|
|    Mechanical life (cycles)  | 
   > 3 x 107  | 
|    Electrical life - resistive AC1  | 
   > 0,5 x 105 ; 12A/250 V AC  | 
|    Ambient temperature - opertaing  | 
   -20...+60 oC  |