

Details
- •Low-voltage industrial components
- •Power circuit-breaker for trafo/generator/installation protection
- •1 KOM
- •ABB
Technical specifications
1SDA066556R1 | A2B 250 TMF 175-1750 4p F F

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Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Device construction
Built-in device fixed built-in technique
Number of poles
4
Rated permanent current Iu
250A
With switched-off indicator
Rated voltage
240 .. 550V
Number of auxiliary contacts as change-over contact
0
Integrated earth fault protection
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
18kA
Type of control element
Toggle
Degree of protection (IP)
IP20
Power loss
10W
With under voltage release
Adjustment range short-term delayed short-circuit release
- .. -A
Adjustment range undelayed short-circuit release
1750 .. 1750A
Overload release current setting
175 .. 175A
Suitable for DIN rail (top hat rail) mounting
Type of electrical connection of main circuit
Bolt connection
Position of connection for main current circuit
Front side
With integrated under voltage release
Number of auxiliary contacts as normally open contact
0
Motor drive integrated
Motor drive optional
Number of auxiliary contacts as normally closed contact
0
DIN rail (top hat rail) mounting optional
Complete device with protection unit