Arc Protection Relay
REA 10_
1MRS750929-MBG
8
Technical data
Table 2: Current input
Rated current
1 A / 5 A
Continuous load current
4 A / 20 A
Momentary current for 1 s
100 A / 500 A
Dynamic current withstand, half-wave value
250 A/ 1250 A
Input impedance
<100 m
Ω
/ <20 m
Ω
Rated frequency
50 / 60 Hz
Table 3: Outputs
Trip contacts HSO1 and HSO2:
Rated voltage
250 V DC/AC
Continuous carry
1.5 A
Make and carry for 0.5 s
30 A
Make and carry for 3 s
15 A
Breaking capacity for DC, when the control circuit
time constant L/R <40 ms, at 48/110/220 V DC
5 A/3 A/1 A
Trip contact TRIP3:
Rated voltage
250 V DC/AC
Continuous carry
5 A
Make and carry for 0.5 s
30 A
Make and carry for 3 s
15 A
Breaking capacity for DC, when the control circuit
time constant L/R <40 ms, at 48/110/220 V DC
5 A/3 A/1 A
Signal contacts IRF:
Rated voltage
250 V DC/AC
Continuous carry
5 A
Make and carry for 0.5 s
10 A
Make and carry for 3 s
8 A
Breaking capacity for DC, when the control circuit
time constant L/R <40 ms, at 48/110/220 V DC
1 A/0.25 A/0.15 A
Table 4: Control input
Reset input RESET:
Control voltages:
Rated voltages and operating ranges
U
n
=
24/48/60/110/220/250 V DC
18...300 V DC
U
n
= 110/120/220/
240 V AC
18...265 V AC
Not active, when control voltage
< 9 V DC, 6 V AC
Control current
1.5...20 mA
Minimum pulse length
1 s
Table 5: Circuit-breaker failure protection CBFP
Selectable operate time delays
150 ms / 100 ms
Operate time accuracy:
HSO2
±5% of setting value
TRIP3
±5% of setting value
+5...15 ms
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