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Hitachi

Hitachi Industrial Equipment (Malaysia) Sdn. Bhd.

Air Circuit Breakers [AKH, AKS, AKN Series] : Overview

Full line-up & Compact

Air Circuit Breakers

Up to 6300A, ACB provides fully lined-up 3 frame.For each frame, there is just one size, which is smaller and more compact. It makes it possible for you to design the optimized volume panel.

85kA

AKH-06 – 20D

06 630AF
08 800AF
10 1000AF
13 1250AF
16 1600AF
20 2000AF

Icu=Ics=85kA/500Vac
W=334 (3p), 419 (4p) mm

100kA

AKH-06 – 40E

06 630AF 20 2000A
08 800AF 25 2500AF
10 1000AF 32 3200AF
13 1250AF 40 4000AF
16 1600AF  

Icu=Ics=100kA/500Vac
W=412 (3p), 527 (4p) mm

150kA

AKH-40 – 63G

06 630AF
08 800AF
10 1000AF
13 1250AF
16 1600AF
20 2000AF

Icu=Ics=150kA/500Vac
W=785 (3p), 1015 (4p) mm

*
The highest breaking capacity:150kA (6300AF at 500VAC)
*
3 ampere frame sizes:2000/4000/6300AF
*
N phase current conducting capacity: 100%

Trip relay

N type

trip relay [N type]

  • L/S/ I /G/Thermal
  • Self Power
  • RTC Timer mounted
  • Fault information (LED)

A type

trip relay [A type]

  • L/S/ I /G/Thermal
  • ZSI
  • Remote Reset
  • Modbus /RS-485
  • Probus-DP
  • Self Power
  • AC/DC 100 – 250V
  • DC 24 – 60V
  • RTC Timer mounted
  • Fault Recording (10EA)

P / S type

trip relay [P / S type]

  • L/S/ I /G/Thermal (Continuous)
  • US/OV/OF/RF/ rP/Vun/Iun
  • Measurement: V/A/W/Wh/F/PF
  • Harmonics (63th), Waveform (S Type)
  • ZSI
  • Remote Reset
  • Modbus/RS-485
  • Profibus-DP
  • AC/DC 100 – 250V
  • DC 24 – 60V
  • RTC Timer mounted
  • Event Recording (256EA)
  • Fault Recording (256EA)
  • Fault Wave (S Type)

Trip relays series

N Type (Normal) Self-power + Current protection
A Type (Ammeter) Current Meter + Current protection + DO control + Communication
P Type (Power Meter) A type + Power Meter + Voltage/Frequency/Unbalance protection
S Type (Supreme) P type + Harmonics analysis (63 th) + Fault wave recording

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