

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
With under voltage release
No
Adjustment range short-term delayed short-circuit release
320 - 3200A
Motor drive integrated
No
Rated permanent current Iu
320A
Suitable for DIN rail (top hat rail) mounting
No
Integrated earth fault protection
No
Number of auxiliary contacts as normally open contact
0
Rated voltage
690 - 690V
Device construction
Built-in device fixed built-in technique
Number of auxiliary contacts as normally closed contact
0
Adjustment range undelayed short-circuit release
320 - 3200A
Complete device with protection unit
Yes
Overload release current setting
128.0 - 320A
Position of connection for main current circuit
Front side
DIN rail (top hat rail) mounting optional
No
Number of poles
4
Number of auxiliary contacts as change-over contact
0
Type of control element
Toggle
Motor drive optional
Yes
Degree of protection (IP)
IP20
Type of electrical connection of main circuit
Bolt connection
With switched-off indicator
No
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
36kA
1SDA054122R1 | T4N 320 PR221DS-I IN=320 4P F F

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
With under voltage release
Adjustment range short-term delayed short-circuit release
320 .. 3200A
Motor drive integrated
Rated permanent current Iu
320A
Suitable for DIN rail (top hat rail) mounting
Integrated earth fault protection
Number of auxiliary contacts as normally open contact
0
Rated voltage
690 .. 690V
Device construction
Built-in device fixed built-in technique
Number of auxiliary contacts as normally closed contact
0
Adjustment range undelayed short-circuit release
320 .. 3200A
Complete device with protection unit
Overload release current setting
128.0 .. 320A
Position of connection for main current circuit
Front side
DIN rail (top hat rail) mounting optional
Number of poles
4
Number of auxiliary contacts as change-over contact
0
Type of control element
Toggle
Motor drive optional
Degree of protection (IP)
IP20
Type of electrical connection of main circuit
Bolt connection
With switched-off indicator
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
36kA
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