Circuit Breakers

for Feeder Protection

Feeder protection ensures the uninterrupted operation of feeders. In cause of electric faults, High Speed Circuit Breakers guarantee a fast response, avoiding their propagation to further parts of the electrical network.

Microelettrica provides a wide range of solutions to safeguard your feeders effectively, increasing power systems reliability.

IR3015 F 09H

Ue  900 V
Ith  1500 A
Isc  70 kA (100 kApk)

IR3015 F 09L

Ue  900 V
Ith  1500 A
Isc  30 kA (42 kApk)

IR3015 F 09M

Ue  900 V
Ith  1500 A
Isc  50 kA (70 kApk)

IR3015 F 18H

Ue  1800 V
Ith  1500 A
Isc  50 kA (71 kApk)

IR3015 F 18M

Ue  1800 V
Ith  1500 A
Isc  30 kA (42 kApk)

IR4045 F 09M

Ue  900 V
Ith  4500 A
Isc  125 kA (180 kApk)

IR4045 F 18M

Ue  1800 V
Ith  4500 A
Isc  100 kA (148 kApk)

IR4045 F 36M

Ue  3600 V
Ith  4500 A
Isc  50 kA (71 kApk)
TECHNICAL SPECIFICATIONS
Ue  Rated Voltage
Ith  Thermal Current
Isc  Short Circuit Making and Breaking Capacity
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LEGENDS

TECHNICAL SPECIFICATIONS
Ue  Rated Voltage
Ith  Thermal Current
Isc  Short Circuit Making and Breaking Capacity