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LV Components

HJ-ACB Series Air Circuit Breakers

Air circuit breakers for main incomers and bus couplers in low-voltage switchboards. HJ-ACB options depend on current, short-circuit duty and the protection functions needed.

HJATIS HJ-ACB air circuit breaker with electronic protection for low-voltage switchgearHJATIS

INDICATIVE SELECTION RANGE

Ranges for initial product selection.

These figures support early screening only. The quotation, model data sheet and certificates define the supplied product.

01

Typical selection data

Typical selection data
ParameterIndicative selection range
System voltage400/690 V AC
Current / input range630–6300 A
Typical configurationTypical Icu 80–120 kA by frame and voltage; electronic LSIG functions by trip unit
InstallationFixed or withdrawable construction
Applicable standard familyIEC 60947-2 family

CONFIGURATION

Select your configuration.

Tell us which ratings and options you need.

ParameterCatalogue indicationProject input required
01System voltage400/690 V ACSystem voltage, frequency and network arrangement.
02Current / input range630–6300 ALoad current, frame or input range, and ambient derating.
03Typical configurationTypical Icu 80–120 kA by frame and voltage; electronic LSIG functions by trip unitRequired functions, performance level and protection coordination.
04InstallationFixed or withdrawable constructionMounting, panel fit, accessories and service environment.

STANDARDS & REPORTS

Standards and product documents.

Applicable references: IEC 60947-2 family. Ask for the edition and reports covering the model offered; a standard number alone does not confirm product compliance.

PRODUCT DOCUMENTSAsk about availability

Request drawings, data sheets and model-specific test reports.

Compare GB and IEC references ↗Your StandardBridge inputs and results are not attached to a sales enquiry automatically.

APPLICATIONS

Questions for your application.

01

Low-voltage distribution boards

What circuit will this device protect or switch? Include the circuit current, voltage and fault level.

02

Industrial control panels

Will it fit the panel and controls? Check mounting, terminals, auxiliary contacts and control supply for the selected model.

REQUEST A QUOTATION

Send the SLD, specification or BOQ.

Include the system voltage, fault level, service conditions and delivery scope for a model selection and document list.

Ask for a quotation →