Power circuit-breaker for trafo/generator/installation protection Eaton
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General information
Ordercode YESSS
0307-5334 
Product code
269284
EAN code
04015082692841
Product group
Power circuit-breaker for trafo/generator/installation protection
Brand
Eaton
Circuit-breaker, 3p, 300A
Circuit-breaker, 3p, 300A
Product description
Circuit-breaker NZM3, 3 pole, Switching capacity SCCR 480Y/277 V 60 Hz( Icu ): 100 kA, Switching capacity SCCR 600Y/347 V 60 Hz( Icu ): 50 kA, Switching capacity SCCR 480 V 60 Hz( Icu ): 100 kA, Rated current = rated uninterrupted current (In = Iu ): 300 A, Installation type: Fixed, Screw connection, Standard/Approval: UL/CSA, IEC, Protective function: System and cable protection
Product specifications
Rated permanent current Iu
300 A
Rated voltage
690 - 690 V
Device construction
Built-in device fixed built-in technique
Number of poles
3
Degree of protection (IP)
IP20
Suitable for DIN rail (top hat rail) mounting
No
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
150 kA
Overload release current setting
300 - 300 A
Adjustment range short-term delayed short-circuit release
0 - 0 A
Adjustment range undelayed short-circuit release
600 - 3300 A
Integrated earth fault protection
No
Type of electrical connection of main circuit
Screw connection
DIN rail (top hat rail) mounting optional
No
Number of auxiliary contacts as normally closed contact
0
Number of auxiliary contacts as normally open contact
0
Number of auxiliary contacts as change-over contact
0
With switched-off indicator
No
Position of connection for main current circuit
Front side
Type of control element
Rocker lever
Motor drive optional
Yes
Complete device with protection unit
Yes
Motor drive integrated
No
With integrated under voltage release
No
Product information