Table 16. IOM with MOV and IOM 220/250 V, 110mA - contact data (reference standard: IEC 61810-2)
Function or quantity Trip and Signal relays Fast signal relays (parallel reed relay)
Binary outputs IOM: 10 IOM: 2
Max system voltage 250 V AC, DC 250 V DC
Test voltage across open contact,
1 min
250 V rms 250 V rms
Current carrying capacity
Per relay, continuous
Per relay, 1 s
Per process connector pin,
continuous
 
8 A
10 A
12 A
 
8 A
10 A
12 A
Making capacity at inductive
loadwith L/R>10 ms
0.2 s
1.0 s
 
 
30 A
10 A
 
 
0.4 A
0.4 A
Making capacity at resistive load
 
0.2 s
1.0 s
 
 
30 A
10 A
 
 
220–250 V/0.4 A
110–125 V/0.4 A
48–60 V/0.2 A
24–30 V/0.1 A
Breaking capacity for AC, cos
j>0.4
250 V/8.0 A 250 V/8.0 A
Breaking capacity for DC with L/R
< 40 ms
48 V/1 A
110 V/0.4 A
220 V/0.2 A
250 V/0.15 A
48 V/1 A
110 V/0.4 A
220 V/0.2 A
250 V/0.15 A
Maximum capacitive load - 10 nF
Table 17. SOM - Static Output Module (reference standard: IEC 61810-2): Static binary outputs
Function of quantity
Static binary output trip
Rated voltage 48 - 60 VDC 110 - 250 VDC
Number of outputs 6 6
Impedance open state ~300 kΩ ~810 kΩ
Test voltage across open contact, 1 min No galvanic separation No galvanic separation
Current carrying capacity:    
Continuous 5A 5A
1.0s 10A 10A
Making capacity at capacitive load with the
maximum capacitance of 0.2 μF :
   
0.2s 30A 30A
1.0s 10A 10A
Breaking capacity for DC with L/R ≤ 40ms 48V / 1A 110V / 0.4A
  60V / 0.75A 125V / 0.35A
    220V / 0.2A
    250V / 0.15A
Operating time <1ms <1ms
1MRK 505 346-BEN -
Line differential protection RED670 2.1 IEC  
Product version: 2.1  
 
ABB 51