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Paras Series

Ratings

  • Rated Voltage: 15kV
  • Rated Current: 800A, 1250A, 1600A, 2000A
  • Rated short circuit: 25KA, 31.5KA

Breaker

  • Mid mounted cassette
  • Roll on floor

Indoor and Outdoor versions
Suitable for line up of panels

Configure your product

Paras series of panels are air insulated, metal clad, withdrawable type vacuum circuit breaker panels. these panels are designed for small foot prints, with just 600mm panel width for 31.5kA fault levels.

Vacuum Circuit Breaker

Options available in Magnetic actuator mechanism and spring operated mechanism

Comes with both mid mount cassette type and roll on floor versions

Equipped with all safety interlocks

Application

  • Capacitor bank switching​
  • Transformer switching​
  • Motor switching​
  • Feeder switching​
  • Furnace switching​

Market Segments​

  • Utilities (primary and secondary)​
  • Generation​
  • Industries​
  • Large Buildings​
  • Oil & Gas​
  • Infrastructure​

Technical data for circuit breaker

Description 12kV
Nominal System Voltage 11kV
Highest System Voltage 12kV
Rated One Minute Power Frequency Withstand Voltage 28kV
Rated Lightning Impulse Withstand Voltage 75kVp
Rated Continuous Current upto 1250A
Rated Short Circuit Breaking Current 21kA
Rated Short Circuit Making Current 62.5kAp
Rated Short Time Withstand Current 25kA/3sec.
Rated Peak Withstand Current 62.5kAp
Insulation medium SF6
SF6 gas pressure 0.5 bar at 20 deg C
Operating sequence 0-0.3sec-Co-3min-Co

Technical data for load break switch

Description 12kV
Rated nominal current 630A
Rated active load break current 630A
Rated short time withstand current 21kV
Rated duration of short circuit 3sec
​Rated peak withstand current 52.5kA
Impulse withstand voltage 75kV
Operating mechanism
Local: close-open Hand lever
Remote: close-open motor

Applicable Standards

  •  IEC 62271-1: High-voltage switchgear and controlgear: common specifications
  •  IEC 62271-200: AC metal-enclosed switchgear and controlgear for rated voltages above 1 kV and
    up to and including 52 kA
  •  IEC 62271-100: High-voltage switchgear and controlgear – Alternating current circuit-breakers​​
  •  IEC 62271-106: High-voltage switchgear and controlgear – Alternating current contactors,contactor-based controllers and motor-starters
  •  IEC 62271-103: High-voltage switchgear and controlgear – Switches for rated voltages above 1 kV up to and including 52 kv
  •  IEC 62271-102: High-voltage switchgear and controlgear – Alternating current disconnectors and earthing switches
  •  IEC 61869-2: Instrument transformers – Current transformers
  •  IEC 61869-3: Instrument transformers – Inductive voltage transformers
  •  IEC 60044-8: Instrument transformers – Electronic current transformers
  •  IEC 62271-105: High-voltage switchgear and control gear – Alternating current switch-fuse combinations
  • Description 12kV
  • Nominal System Voltage 11kV
  • Highest System Voltage 12kV
  • Rated One Minute Power Frequency Withstand Voltage 28kV
  • Rated Lightning Impulse Withstand Voltage 75 kVp
  • Rated Continuous Current up-to 1250A
  • Rated Short Circuit Breaking Current 25kA
  • Rated Short Circuit Making Current 62.5kAp
  • Rated Short Time Withstand Current 25kA/3sec.
  • Rated Peak Withstand Current 62.5kAp
  • Rated Operating sequence 0-0.3sec.-CO-3min-CO
  • Degree of Protection (Indoor) IP4x
  • Degree of Protection (Outdoor) IP55
  • Standards IS/IEC 62271-1, 100, 200, IEC 60529
  • Current Sensing Rating Available 60A, 250A & 750A
  • Voltage Sensing Rating 11kV/√3 / 2V/√3
  • Accuracy of Multifunction Meter in the Feeder Manager class 0.2S
  • Auxiliary Voltage Range for the Feeder Manager 18V to 75V DC or 80V to 280VDC