

Details
- •Low-voltage industrial components
- •Power circuit-breaker for trafo/generator/installation protection
- •1 KOM
- •ABB
Technical specifications
1SDA055733R1 | E1N 1250 PR122/P-LSIG IN=1250A 3P F

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Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Rated permanent current Iu
1250A
Number of auxiliary contacts as normally open contact
0
Number of auxiliary contacts as normally closed contact
0
Number of poles
3
Degree of protection (IP)
IP30
Overload release current setting
500.0 .. 1250A
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
50kA
With switched-off indicator
Type of electrical connection of main circuit
Bolt connection
Complete device with protection unit
Suitable for DIN rail (top hat rail) mounting
Motor drive integrated
DIN rail (top hat rail) mounting optional
Device construction
Built-in device fixed built-in technique
Motor drive optional
Type of control element
Push button
Number of auxiliary contacts as change-over contact
4
Integrated earth fault protection
Adjustment range short-term delayed short-circuit release
750.0 .. 750.0A
Position of connection for main current circuit
Back side
Rated voltage
690 .. 690V
Adjustment range undelayed short-circuit release
1875.0 .. 18750A