

Details
- •Low-voltage industrial components
- •Power circuit-breaker for trafo/generator/installation protection
- •1 KOM
- •ABB
Technical specifications
1SDA055660R1 | E1B 1250 PR122/P-LSI IN=1250A 4P W

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Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Number of auxiliary contacts as normally open contact
0
Rated permanent current Iu
1250A
Number of auxiliary contacts as normally closed contact
0
Number of poles
4
Degree of protection (IP)
IP30
Rated voltage
690 .. 690V
Overload release current setting
500.0 .. 1250A
Number of auxiliary contacts as change-over contact
4
Type of control element
Push button
Adjustment range undelayed short-circuit release
1875.0 .. 18750A
Position of connection for main current circuit
Connection at separate chassis part
With switched-off indicator
Motor drive integrated
Type of electrical connection of main circuit
Connection at separate chassis part
Integrated earth fault protection
Suitable for DIN rail (top hat rail) mounting
Adjustment range short-term delayed short-circuit release
750.0 .. 750.0A
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
42kA
Complete device with protection unit
DIN rail (top hat rail) mounting optional
Motor drive optional
Device construction
Built-in device slide-in technique (withdrawable)