EKF
Circuit breaker VA 47-29 3P 20A (B) 4.5kA BASIC mcb4729-3-20-B EKF
SKU: mcb4729-3-20-B
ETIM: EC000042
447 ₽
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VA 47-29 4.5 kA EKF Basic circuit breakers are designed to provide facilities with reliable electrical equipment at an affordable price.
Additional equipment possible
No
Mounting installation depth
75 мм
For flush mounting
Yes
Overvoltage category
3
Current limiting class
3
Number of protected poles
3
Rated short-circuit breaking capacity Icu IEC 60898 at 400 V
4.5 кА
Rated breaking capacity in accordance with EN 60898
4.5 кА
Rated impulse voltage
4 кВ
Rated voltage
400 В
Rated insulation voltage Ui
660 В
Rated current
20 А
Total number of poles
3
Ambient operating temperature to
50 град.C
Ambient operating temperature from
-25...50 град.C
Current type
AC (alternating)
With switched neutral conductor
No
Flexible stranded conductor cross-section up to
16 кв.мм
Stranded flexible conductor cross-section from
1...16 кв.мм
Solid conductor cross-section to
25 кв.мм
Solid conductor cross-section from
1...25 кв.мм
Pollution degree (number)
2
IP protection rating
IP20
Tripping characteristic
B
Frequency
50 Гц
Frequency at
50 Гц
Frequency from
50...50 Гц
Width in modular units
3
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