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LV Components

HJ-MCB Series Miniature Circuit Breakers

Miniature circuit breakers for final distribution boards. Select HJ-MCB by rated current, tripping curve, pole count and the fault level at the board.

HJATIS HJ-MCB miniature circuit breaker for final low-voltage distribution circuitsHJATIS

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 voltage230/400 V AC
Current / input range1–125 A
Typical configuration6/10 kA; B/C/D trip curves; pole arrangements by model
InstallationDIN-rail component
Applicable standard familyIEC 60898-1 family

CONFIGURATION

Select your configuration.

Tell us which ratings and options you need.

ParameterCatalogue indicationProject input required
01System voltage230/400 V ACSystem voltage, frequency and network arrangement.
02Current / input range1–125 ALoad current, frame or input range, and ambient derating.
03Typical configuration6/10 kA; B/C/D trip curves; pole arrangements by modelRequired functions, performance level and protection coordination.
04InstallationDIN-rail componentMounting, panel fit, accessories and service environment.

STANDARDS & REPORTS

Standards and product documents.

Applicable references: IEC 60898-1 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 →