Эра
Miniature circuit breaker 3p D 40A 10kA VA47-100 PRO NO-902-287 ERA B0048877
SKU: Б0048877
ETIM: EC000042
Price on request
Analogues by specifications
Circuit breaker - a contact switching device capable of switching, conducting, and interrupting currents under normal circuit conditions, as well as switching, conducting for a rated (specified) time, and automatically interrupting currents under rated abnormal circuit conditions, such as short-circuit currents. Circuit breakers can be single-, two-, three-, or four-pole and have the following structural units: main contact system, arc extinguishing system, trip unit drive, trip releases.
Mounting installation depth
83 мм
For flush mounting
Yes
Number of protected poles
3
Rated short-circuit breaking capacity Icu IEC 60898 at 230 V
10 кА
Rated short-circuit breaking capacity Icu IEC 60898 at 400 V
10 кА
Rated short-circuit breaking capacity Icu IEC 60947-2 at 230V
10 кА
Rated short-circuit breaking capacity Icu IEC 60947-2 at 400 V
10 кА
Rated impulse voltage
4000 кВ
Rated voltage
400 В
Rated insulation voltage Ui
660 В
Rated current
40 А
Total number of poles
3
Ambient operating temperature to
50 град.C
Ambient operating temperature from
-40 град.C
Current type
Alternating current (AC)
With switched neutral conductor
No
Flexible stranded conductor cross-section up to
25 кв.мм
Stranded flexible conductor cross-section from
1 кв.мм
Solid conductor cross-section to
25 кв.мм
Solid conductor cross-section from
1 кв.мм
Pollution degree (number)
2
IP protection rating
IP20
Tripping characteristic
C
Frequency
50 Гц
Frequency at
50 Гц
Frequency from
50 Гц
Width in modular units
3
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