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 mΩ < 100 mΩ
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)
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