

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Rated permanent current Iu
1250A
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
42kA
Suitable for DIN rail (top hat rail) mounting
No
Device construction
Built-in device fixed built-in technique
DIN rail (top hat rail) mounting optional
No
Number of auxiliary contacts as change-over contact
4
Type of control element
Push button
Position of connection for main current circuit
Back side
Complete device with protection unit
Yes
Type of electrical connection of main circuit
Bolt connection
Integrated earth fault protection
Yes
Motor drive integrated
No
Number of auxiliary contacts as normally closed contact
0
Overload release current setting
500.0 - 1250A
Motor drive optional
Yes
Rated voltage
690 - 690V
Number of poles
3
Degree of protection (IP)
IP30
Adjustment range short-term delayed short-circuit release
1250 - 12500A
Adjustment range undelayed short-circuit release
1875.0 - 18750A
With switched-off indicator
Yes
Number of auxiliary contacts as normally open contact
0
From same serie
1SDA055634R1 | E1B 1250 PR121/P-LSIG IN=1250A 3P F

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Rated permanent current Iu
1250A
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
42kA
Suitable for DIN rail (top hat rail) mounting
Device construction
Built-in device fixed built-in technique
DIN rail (top hat rail) mounting optional
Number of auxiliary contacts as change-over contact
4
Type of control element
Push button
Position of connection for main current circuit
Back side
Complete device with protection unit
Type of electrical connection of main circuit
Bolt connection
Integrated earth fault protection
Motor drive integrated
Number of auxiliary contacts as normally closed contact
0
Overload release current setting
500.0 .. 1250A
Motor drive optional
Rated voltage
690 .. 690V
Number of poles
3
Degree of protection (IP)
IP30
Adjustment range short-term delayed short-circuit release
1250 .. 12500A
Adjustment range undelayed short-circuit release
1875.0 .. 18750A
With switched-off indicator
Number of auxiliary contacts as normally open contact
0
From same serie
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