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Siemens 3VL5763-1SL36-0AA0 VL630N 3-Pole Line Protection Breaker

Siemens 3VL5763-1SL36-0AA0 VL630N 3-pole line protection breaker with ETU12.

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ManufacturerSiemens

Part number3VL5763-1SL36-0AA0

Type VL630N

Poles 3

Breaking Capacity (Icu) 55kA @ 415V AC

Rated Current (In) 630A

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ETU12 electronic trip unit LIG protection (includes ground fault) Adjustable overload and short-circuit settings 3-pole configuration 55kA breaking capacity

Product description

The Siemens 3VL5763-1SL36-0AA0 is a VL630N series 3-pole air circuit breaker featuring an ETU12 electronic trip unit for line protection. It provides a standard breaking capacity of 55kA at 415V AC. The ETU12 offers LIG protection (Overload, Instantaneous, Ground Fault), with an adjustable overload current (IR) from 252A to 630A and an adjustable short-circuit setting (II) from 1.25xIN to 10xIN. This unit is specifically for replacement purposes.

This circuit breaker is ideal for protecting electrical lines and equipment from overcurrents, short circuits, and ground faults in industrial and commercial power systems. The ETU12 offers flexible protection settings, making it suitable for various feeder and distribution applications where ground fault protection is a requirement.

Stanlo Automation, a veteran-owned surplus distributor, provides the Siemens 3VL5763-1SL36-0AA0. Source this essential replacement part from us to ensure reliable operation and protection for your critical infrastructure.

Technical specifications

Type	VL630N
Poles	3
Breaking Capacity (Icu)	55kA @ 415V AC
Rated Current (In)	630A
Trip Unit	ETU12, LIG
Overload Setting (IR)	252...630A
Short Circuit (II)	1.25 to 10xIN
Application	Line Protection, Spare Part

Common applications

Industrial feeders

Distribution circuits

Ground fault protection

Motor control

Power distribution

Compatible systems

Existing Siemens VL630N installations requiring ETU12 line protection replacement

Also known as

Siemens VL630N ETU12 breaker 3VL5763-1SL36-0AA0 replacement Siemens 630A breaker with ground fault

Replaces / compatible with

This part is designed as a replacement for Siemens VL630N circuit breakers equipped with ETU12 line protection. Always confirm compatibility with your specific system requirements.

Technical note

Expert tip

This replacement-only unit lacks auxiliary/alarm switches. Ensure the ETU12 settings are correctly configured for overload, instantaneous short-circuit, and ground fault protection relevant to your application.

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Frequently asked questions

What type of fault protection does the ETU12 trip unit offer on the 3VL5763-1SL36-0AA0?

The ETU12 trip unit on the Siemens 3VL5763-1SL36-0AA0 provides LIG protection, which stands for Overload (L), Instantaneous short-circuit (I), and Ground Fault (G). This offers comprehensive protection for electrical lines.