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Siemens 5ST3770-3 56MW 4-Phase Pin Busbar

Siemens 16mm2 4-phase pin busbar for LS 2P and RCBO 1P+N.

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ManufacturerSiemens

Part number5ST3770-3

Cross-section 16 mm2

Rating 56 MW

Phases 4-phase

For use with Siemens LS 2P and RCBO 1P+N

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4-phase busbar 16 mm2 cross-section 56 MW rating Touch-safe design Cuttable to length Compatible with LS 2P and RCBO 1P+N

Product description

The Siemens 5ST3770-3 is a 4-phase pin busbar with a 16 mm2 cross-section, designed for applications requiring a 56 MW rating. This cuttable busbar is specifically intended for use with Siemens LS 2P (2-pole) circuit breakers and RCBOs (1-pole + Neutral), offering a touch-safe connection solution.

This busbar is ideal for electrical distribution systems in industrial and commercial settings where multiple circuits need to be safely and efficiently connected. It is particularly useful in control panels for protecting equipment and ensuring reliable power distribution to single-phase and two-pole loads.

Stanlo Automation, a veteran-owned supplier, offers surplus industrial automation parts, including the Siemens 5ST3770-3. We provide quality components with competitive pricing and fast shipping, ensuring you can source the parts you need to keep your operations running.

Technical specifications

Cross-section	16 mm2
Rating	56 MW
Phases	4-phase
For use with	Siemens LS 2P and RCBO 1P+N
Design	Cuttable, touch-safe
Manufacturer	Siemens

Common applications

Industrial distribution boards

Control panels

Machine building

Automation systems

Electrical safety installations

Residential distribution

Compatible systems

Siemens LS 2P circuit breakers Siemens RCBO 1P+N

Also known as

Siemens 5ST3770-3 busbar 4-phase pin busbar 16mm2 Siemens busbar for LS 2P

Replaces / compatible with

This busbar is designed to connect Siemens LS 2P circuit breakers and 1P+N RCBOs, providing a unified and safe connection system.

Technical note

Expert tip

When cutting this busbar, ensure that the cut ends are properly finished to maintain the touch-safe properties and electrical integrity of the connection.

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Frequently asked questions

What types of Siemens devices is the 5ST3770-3 pin busbar compatible with?

The Siemens 5ST3770-3 pin busbar is specifically designed for connecting Siemens LS 2P (2-pole) circuit breakers and 1P+N RCBOs (Residual Current Breaker with Overcurrent protection), offering a touch-safe solution for these devices.