Premium Air Circuit Breaker Solutions for Industrial Power Distribution

Fixed-type ACB with rated current from 630 to 1600A, featuring intelligent controllers and compact design for reliable factory automation and energy-efficient motor control applications.

Air Circuit Breaker - Shihlin Electric Air Circuit Breaker BW-1600
  • Air Circuit Breaker - Shihlin Electric Air Circuit Breaker BW-1600
  • Shihlin Electric Air Circuit Breaker BW-1600

Air Circuit Breaker

BW-1600

Rated Current from 400 to 1600A

Product information

Model

SN

Icu / Ics (kA)

690V

50 / 50

380/400/415V

65 / 65

240V

-

Icw (kA), 1 sec

400/415V

50

690V

50

Features

  • Mounting type: Fixed type
  • Operation mode: Electric and manual operation
  • Number of poles: 3 and 4
  • Tripping categories: Intelligent controller, undervoltage release, and shunt release
  • Controller options: XSIC-A, XSIC-P, DIC-A and DIC-H; functions depend on the selected controller
  • Undervoltage release: Instantaneous or time-delay type

Specification

  • Standard: IEC 60947-2
  • Mounting type: Fixed type
  • Frame size: 1600AF
  • Rated current: 400, 630, 800, 1000, 1250, 1600A
  • Pole: 3P / 4P
  • Frequency: 50 / 60Hz
  • Rated voltage Ue: 690V AC
  • Insulation voltage Ui: 1000V AC
  • Rated impulse withstand voltage Uimp: 12kV
  • Neutral rated current: 100% In
  • Maximum total breaking time: ≤ 30ms
  • Maximum closing time: ≤ 70ms
  • Dimensions (H × W × D, mm):
  • 3P: 312 × 265 × 201
  • 4P: 312 × 335 × 201
  • Mechanical endurance with maintenance: 20000 operations
  • Mechanical endurance without maintenance: 15000 operations
  • Electrical endurance with maintenance: 8000 operations
  • Electrical endurance without maintenance: 5000 operations
  • Operating temperature: -5°C to +40°C
  • Installation altitude: ≤ 2000m
  • Pollution degree: 3
Certification
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Applications

  • Power distribution and circuit protection against overloads, short circuits, undervoltage and ground faults (depending on the configured releases and controller).

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How can you ensure reliable main distribution protection for large-scale industrial power systems without frequent equipment failures?

Shihlin Electric's air circuit breaker with 1600A capacity and intelligent controllers provides the stable, precise protection your manufacturing facility needs. With 60+ years of OEM/ODM expertise and IEC60947-2 certification, our ACB solution minimizes downtime and maximizes operational safety. Contact our technical team today to discuss a customized protection scheme for your specific power distribution requirements.

The compact design reduces installation footprint by 60% compared to conventional models, making it ideal for space-constrained industrial facilities. Combining advanced Japanese assembly techniques with high-stability components, this air circuit breaker ensures stable, precise motor control and energy-saving efficiency maximization. Perfect for OEM/ODM partners, manufacturing facilities, and automation system integrators, Shihlin Electric's ACB solution delivers the professional technical support and lasting reliability that comes from over 60 years of industrial cooperation experience. Choose this intelligent circuit protection solution to enhance operational safety, reduce downtime, and optimize energy consumption across your factory automation infrastructure.