

Details
- •Low-voltage industrial components
- •Power circuit-breaker for trafo/generator/installation protection
- •1 KOM
- •ABB
Technical specifications
1SDA055652R1 | E1B 1250 PR122/P-LSI IN=1250A 3P W

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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 poles
3
Number of auxiliary contacts as change-over contact
4
Number of auxiliary contacts as normally open contact
0
With switched-off indicator
Rated voltage
690 .. 690V
Position of connection for main current circuit
Connection at separate chassis part
Number of auxiliary contacts as normally closed contact
0
Overload release current setting
500.0 .. 1250A
Adjustment range undelayed short-circuit release
1875.0 .. 18750A
Motor drive integrated
Type of electrical connection of main circuit
Connection at separate chassis part
Integrated earth fault protection
Degree of protection (IP)
IP30
DIN rail (top hat rail) mounting optional
Device construction
Built-in device slide-in technique (withdrawable)
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
42kA
Suitable for DIN rail (top hat rail) mounting
Motor drive optional
Complete device with protection unit
Type of control element
Push button
Adjustment range short-term delayed short-circuit release
750.0 .. 750.0A