Product Description

The Siemens 3AY1510-5E is a spring-charged operating mechanism designed for 15kV medium voltage circuit breakers. Known for its robust design and reliable performance in industrial switchgear applications, this unit is commonly used in utility substations and heavy electrical distribution systems.

This mechanism supports an O-CO-CO trip and close sequence, making it ideal for systems requiring high reliability during power interruptions or load switching. Whether you’re upgrading existing switchgear or replacing a worn mechanism, the 3AY1510-5E offers dependable performance with Siemens’ engineering quality.

Specifications

Manufacturer: Siemens
Model Number: 3AY1510-5E
Product Type: Circuit Breaker Operating Mechanism
Voltage Rating: 15kV
Application: Medium Voltage Circuit Breaker Systems
Mechanism Type: Spring-Operated
Operating Sequence: O-CO-CO
Mounting Type: Bolt-On
Condition: New / Reconditioned options available
Warranty: 1-Year Replacement Warranty

Applications

  • Medium Voltage Distribution

  • Industrial and Utility Switchgear

  • Electrical Power Plants

  • Substation Equipment Upgrades

Features

  • Spring-Charged Operating Mechanism

  • Compatible with 15kV Siemens breakers

  • Durable construction for long service life

  • Easy installation and maintenance

  • Siemens factory original or OEM equivalent

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