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Siemens 3VL5763-1UH36-0AA0 VL630N 3-Pole ETU40 Line Protection Breaker

Siemens 3VL5763-1UH36-0AA0 VL630N 3-pole ETU40 line protection breaker.

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ManufacturerSiemens

Part number3VL5763-1UH36-0AA0

Type VL630N

Poles 3

Breaking Capacity (Icu) 55kA @ 415V AC

Rated Current (In) 630A

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Advanced ETU40 electronic trip unit LI/LS/LSI protection modes Adjustable overload, short-time, and instantaneous settings 3-pole configuration 55kA breaking capacity

Product description

The Siemens 3VL5763-1UH36-0AA0 is a VL630N series 3-pole air circuit breaker equipped with an advanced ETU40 electronic trip unit for comprehensive line protection. It offers a standard breaking capacity of 55kA at 415V AC. The ETU40 trip unit supports LI/LS/LSI protection modes, with an adjustable overload current (IR) from 252A to 630A, and adjustable short-circuit settings for both short-time delay (ISD) and instantaneous (II) protection. This unit is designated as a spare part for replacement purposes.

This circuit breaker is designed for high-performance line protection in demanding industrial environments. The ETU40 provides flexible and sophisticated overcurrent protection, including overload, short-time delay, and instantaneous trip functions, allowing for precise coordination with other protective devices.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3VL5763-1UH36-0AA0. Secure this advanced replacement component from us to ensure superior protection and operational reliability for your critical electrical systems.

Technical specifications

Type	VL630N
Poles	3
Breaking Capacity (Icu)	55kA @ 415V AC
Rated Current (In)	630A
Trip Unit	ETU40, LI/LS/LSI
Overload Setting (IR)	252...630A
Short Time Delay (ISD)	1.5 to 9xIR
Instantaneous (II)	10xIN
Application	Line Protection, Spare Part

Common applications

Industrial feeders

High-performance line protection

Motor control circuits

Distribution panels

Critical infrastructure

Compatible systems

Existing Siemens VL630N 3-pole installations requiring ETU40 line protection replacement

Also known as

Siemens VL630N ETU40 breaker 3VL5763-1UH36-0AA0 replacement Siemens 630A advanced protection breaker

Replaces / compatible with

This part is intended as a replacement for Siemens VL630N 3-pole circuit breakers equipped with ETU40 line protection. Always verify exact model compatibility for your installation.

Technical note

Expert tip

This replacement-only unit does not include auxiliary/alarm switches. The ETU40 trip unit allows for precise coordination with downstream protective devices due to its adjustable short-time delay and instantaneous settings.

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Frequently asked questions

What protection features are available with the ETU40 trip unit on the 3VL5763-1UH36-0AA0?

The ETU40 trip unit on the Siemens 3VL5763-1UH36-0AA0 offers comprehensive protection modes including LI (Long-time and Instantaneous), LS (Long-time and Short-time delay), and LSI (Long-time, Short-time delay, and Instantaneous). This allows for highly configurable overcurrent protection.