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Siemens 5SJ4332-8HG42 3-Pole D-Curve Circuit Breaker - 32A

Siemens 5SJ4332-8HG42 3-pole D-curve miniature circuit breaker, 32A.

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ManufacturerSiemens

Part number5SJ4332-8HG42

Type Miniature Circuit Breaker

Manufacturer Siemens

Part Number 5SJ4332-8HG42

Poles 3

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3-pole configuration D-curve tripping characteristic 10kA interrupting capacity UL 489 listed Designed for high inrush currents Reliable protection

Product description

The Siemens 5SJ4332-8HG42 is a 3-pole miniature circuit breaker designed for robust protection in demanding environments. It features a D-curve tripping characteristic, a 10kA interrupting rating, and is rated for 32A at UL 489-480Y/277V.

This circuit breaker is particularly well-suited for applications involving high inrush currents, such as motor starting or transformer circuits, where a D-curve provides enhanced protection against nuisance tripping. It is commonly used in industrial machinery and automation systems.

Stanlo Automation, a veteran-owned surplus parts supplier, offers the Siemens 5SJ4332-8HG42 with quick delivery and expert support. Source your industrial automation components from us to ensure operational continuity and cost-effectiveness.

Technical specifications

Type	Miniature Circuit Breaker
Manufacturer	Siemens
Part Number	5SJ4332-8HG42
Poles	3
Current Rating	32A
Trip Curve	D
Interrupting Rating	10kA
Voltage Rating	UL 489-480Y/277V
Series	5SJ4

Common applications

Motor Starting Circuits

Transformer Protection

Industrial Machinery

Automation Systems

High Inrush Current Applications

Power Distribution

Compatible systems

UL 489 compliant systems Industrial control panels Motor control circuits

Also known as

Siemens 5SJ4332-8HG42 breaker 3-pole 32A Siemens D-curve breaker Siemens 480V 10kA breaker

Replaces / compatible with

This circuit breaker is designed to replace older Siemens circuit breakers with similar specifications within the 5SJ4 series or compatible applications.

Technical note

Expert tip

The D-curve characteristic provides a magnetic trip range of 10 to 20 times the rated current, offering robust protection for inductive loads.

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Frequently asked questions

When is a D-curve circuit breaker like the 5SJ4332-8HG42 recommended?

A D-curve circuit breaker, such as the Siemens 5SJ4332-8HG42, is recommended for circuits with high inrush currents, like those found in motor starting applications or when protecting transformers, to prevent nuisance tripping.