

Details
- •Low-voltage control systems
- •Power circuit-breaker for trafo/generator/installation protection
- •1 KOM
- •ABB
Technical specifications
1SDA066734R1 | A1B 125 TMF 20-300 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
With integrated under voltage release
Rated voltage
240 .. 550V
Number of auxiliary contacts as change-over contact
0
Degree of protection (IP)
IP20
Number of auxiliary contacts as normally open contact
0
Number of auxiliary contacts as normally closed contact
0
Power loss
3W
Overload release current setting
20 .. 20A
Motor drive optional
Adjustment range short-term delayed short-circuit release
- .. -A
DIN rail (top hat rail) mounting optional
With under voltage release
Suitable for DIN rail (top hat rail) mounting
Adjustment range undelayed short-circuit release
400 .. 400A
With switched-off indicator
Number of poles
4
Rated permanent current Iu
20A
Type of electrical connection of main circuit
Screw connection
Device construction
Built-in device fixed built-in technique
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
18kA
Position of connection for main current circuit
Front side
Complete device with protection unit
Type of control element
Rocker lever
Motor drive integrated
Integrated earth fault protection