ABB RET670 Product Manual page 31

Transformer protection RET670 9-2 LE
Customized
Product version: 1.2
Table 12. SOM - Static Output module data (reference standard: IEC 61810-2): Electromechanical relay outputs
Function of quantity
Max system voltage
Number of outputs
Test voltage across open contact, 1 min
Current carrying capacity:
Continuous
1.0s
Making capacity at capacitive load with the maximum capacitance of
0.2 μF:
0.2s
1.0s
Breaking capacity for DC with L/R ≤ 40ms
Table 13. BOM - Binary output module contact data (reference standard: IEC 61810-2)
Function or quantity
Binary outputs
Max system voltage
Test voltage across open contact, 1 min
Current carrying capacity
Per relay, continuous
Per relay, 1 s
Per process connector pin, continuous
Making capacity at inductive load with L/R>10 ms
0.2 s
1.0 s
Breaking capacity for AC, cos j>0.4
Breaking capacity for DC with L/R < 40 ms
Influencing factors
Table 14. Temperature and humidity influence
Parameter
Ambient temperature, operate
value
Relative humidity
Operative range
Storage temperature
ABB
Reference value
+20 °C
10%-90%
0%-95%
-40 °C to +70 °C
Trip and signal relays
250V AC/DC
6
1000V rms
8A
10A
30A
10A
48V / 1A
110V / 0.4A
125V / 0.35A
220V / 0.2A
250V / 0.15A
Nominal range
-10 °C to +55 °C
10%-90%
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1MRK504119-BEN B
Trip and Signal relays
24
250 V AC, DC
1000 V rms
8 A
10 A
12 A
30 A
10 A
250 V/8.0 A
48 V/1 A
110 V/0.4 A
125 V/0.35 A
220 V/0.2 A
250 V/0.15 A
Influence
0.02% /°C
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