Miniature Circuit Breakers (MCB) PRO

MCBPRO

Salient Features

  • Positive Contact Indication: PRO MCB has a clearly visible contact position indicator to identify the real positions of contacts inside the MCB.
  • Breaking Capacity 10kA: The Breaker can break high Short Circuit fault under the conditions of 3 phase fault or phase - Neutral fault, voltage dip. The PRO MCB can protect equipment by opening the contacts even if the high current of 10kA appears.
  • Current Limit Class-3: PRO MCB is designed to allow minimum let through energy in case of faults. It operates with high-speed mechanism in which Electrodynamic forces set up by the heavy current due to short-circuit, separates the contacts several times faster before it could reach the peak value, thus suppressing the high current
  • Energy Efficient: PRO MCB has lower wattage loss values as compared to the specification of IS/IEC standards. Due to lower wattage loss, it can be termed as an energy efficient.
  • Dual Termination: PRO MCB has Bi- Connect termination that allows connection of either cable or bus - bar for better flexibility
  • IP 20 Degree Protection: Finger proof terminals eliminate chances of accidental contact with live parts. All the live parts are shrouded/ inaccessible; ensuring safety of installers.
  • Padlocking Facility: Dolly are padlock because of purely safety purpose during the maintenance.
    • OFF position for person safety during maintenance.
    • ON position for the extremely critical load.
  • Air Circulation: When two or more poles are placed adjacent to each other.The breathing channels are so profiled that the air circulates around the individual pole, resulting in cooler operation.
  • Certificates: PRO MCB is ISI marked as per IS/IEC 60898-1:2002. The third party tests are done at CPRI.

Technical Specifications

Standard Conformity IS/IEC 60898-1-2002
Standard Rated Current (In) 6A to 63A
Poles SP, SP+N, DP, TP, TP+N, FP
Rated Short Circuit Breaking Capacity(Icn) 10000A(10kA)
Rated Voltage (Ue) 240/415 V AC
Rated Frequency (f) 50Hz
Rated Insulation Voltage(Ui) 660 V~
Ambient Temperature -5 to 55oC
Energy Limit Class Class 3
Contact indication Red-ON & Green-OFF
Energy Limiting Class Class - 3
Watt Loss As per the IS/IEC Standards
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