10
Energizing inputs
Phase and neutral current inputs,
terminals
1-2, 4-5, 7-8, 25-26
1-3, 4-6, 7-9, 25-27
Rated current I
n
5 A
1 A
Thermal withstand capability
- continuously
20 A
4 A
- for 1 s
500 A
100 A
Dynamic current withstand, half-wave value
1250 A
250 A
Input impedance
< 20 m
Ω
< 100 m
Ω
Phase current monitoring range
0...63 x I
n
Neutral current monitoring range
0...210 % I
n
Rated frequency f
n
50 Hz / 60 Hz
Output contact ratings
Trip contact and restart enable contact
Contact type *)
NO (normally open)
NC (normally closed)
Terminals
65-66, 74-75
65-66
- Rated voltage
250 V dc/ac
250 V dc/ac
- Carry continuously
5 A
5 A
- Make and carry for 0.5 s
30 A
10 A
- Make and carry for 3.0 s
15 A
8 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
1 A / 0.25 A / 0.15 A
Breaking capacity for ac
5 A
5 A
Signalling contacts
Terminals
70-71-72, 68-69, 77-78, 80-81
- Rated voltage
250 V dc/ac
- Rated current
5 A
- Make and carry for 0.5 s
10 A
- Make and carry for 3.0 s
8 A
- Breaking capacity for dc, when the control
circuit time-constant L/R
≤
40 ms,
at 48 / 110 / 220 V dc control circuit voltage
1 A / 0.25 A / 0.15 A
External control inputs
Blocking, remote reset or remote setting input
10-11
External control voltage level
18...265 V dc or 80...265 V ac
Typical control current of input circuit
2…20 mA
Power supply and output relay module
Supply and relay module, type SPTU 240R2/ - R3
80...265 V dc/ac
Supply and relay module, type SPTU 48R2/ - R3
18...80 V dc
Power consumption under quiescent/operating
conditions
~4 W/ ~6 W
Note!
*) The trip contact 65-66 has different contact ratings depending on whether it is a normally open
contact (SPTU 240R2 or SPTU 48R2) or a normally closed contact (SPTU 240R3 or SPTU
48R3).
Technical data
(modified 2002-04)
