Multifunctions monitoring relays - AC voltage monitoring in 3-phase network 3(N)~400/230 V. Type of contacts: 1 CO, 2 CO
Technical info
Output circuit - contact data:
Number and type of contacts
1 CO, 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
Eletrical life - resistive AC1
>0,5 x 105
Ambient temperature - operating
-20...+60 oC