

Details
- •Low-voltage control systems
- •Power circuit-breaker for trafo/generator/installation protection
- •1 KOM
- •ABB
Technical specifications
1SDA066742R1 | A1B 125 TMF 90-900 4p F F

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Details
- Low-voltage control systems
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Number of auxiliary contacts as normally closed contact
0
Number of auxiliary contacts as normally open contact
0
With integrated under voltage release
Overload release current setting
90 .. 90A
Adjustment range short-term delayed short-circuit release
- .. -A
Number of auxiliary contacts as change-over contact
0
With switched-off indicator
Rated voltage
240 .. 550V
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
18kA
Power loss
7W
Suitable for DIN rail (top hat rail) mounting
DIN rail (top hat rail) mounting optional
Type of electrical connection of main circuit
Bolt connection
Adjustment range undelayed short-circuit release
900 .. 900A
Degree of protection (IP)
IP20
With under voltage release
Rated permanent current Iu
90A
Number of poles
4
Position of connection for main current circuit
Front side
Motor drive integrated
Type of control element
Rocker lever
Integrated earth fault protection
Motor drive optional
Device construction
Built-in device fixed built-in technique
Complete device with protection unit