

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Adjustment range short-term delayed short-circuit release
1250 - 12500A
Rated permanent current Iu
1250A
Suitable for DIN rail (top hat rail) mounting
No
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
50kA
With switched-off indicator
Yes
Overload release current setting
500.0 - 1250A
Adjustment range undelayed short-circuit release
1875.0 - 18750A
Position of connection for main current circuit
Connection at separate chassis part
Number of auxiliary contacts as change-over contact
4
Rated voltage
690 - 690V
Number of auxiliary contacts as normally open contact
0
Integrated earth fault protection
Yes
Number of poles
4
Degree of protection (IP)
IP30
Number of auxiliary contacts as normally closed contact
0
Complete device with protection unit
Yes
Motor drive optional
Yes
Motor drive integrated
No
Type of control element
Push button
DIN rail (top hat rail) mounting optional
No
Device construction
Built-in device slide-in technique (withdrawable)
Type of electrical connection of main circuit
Connection at separate chassis part
From same serie
1SDA055754R1 | E1N 1250 PR121/P-LSIG IN=1250A 4P W

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Adjustment range short-term delayed short-circuit release
1250 .. 12500A
Rated permanent current Iu
1250A
Suitable for DIN rail (top hat rail) mounting
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
50kA
With switched-off indicator
Overload release current setting
500.0 .. 1250A
Adjustment range undelayed short-circuit release
1875.0 .. 18750A
Position of connection for main current circuit
Connection at separate chassis part
Number of auxiliary contacts as change-over contact
4
Rated voltage
690 .. 690V
Number of auxiliary contacts as normally open contact
0
Integrated earth fault protection
Number of poles
4
Degree of protection (IP)
IP30
Number of auxiliary contacts as normally closed contact
0
Complete device with protection unit
Motor drive optional
Motor drive integrated
Type of control element
Push button
DIN rail (top hat rail) mounting optional
Device construction
Built-in device slide-in technique (withdrawable)
Type of electrical connection of main circuit
Connection at separate chassis part
From same serie
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