Siemens Mechanical Interlock: Mechanical Interlock
The Siemens Mechanical Interlock (MPN ECQML12) is a circuit breaker lock and padlock accessory designed for use with Siemens BQ Circuit Breakers. This mechanical interlock provides a physical locking mechanism to…
SKU 3G-OTH-23377
Also listed as: ECQML 12 · ECQML-12
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The Siemens Mechanical Interlock (MPN ECQML12) is a circuit breaker lock and padlock accessory designed for use with Siemens BQ Circuit Breakers. This mechanical interlock provides a physical locking mechanism to prevent unauthorized operation or accidental switching of the breaker.
Frequently Asked Questions
What is the Siemens ECQML12 mechanical interlock used for?
The Siemens ECQML12 mechanical interlock is a circuit breaker accessory that physically locks Siemens BQ circuit breakers to prevent unauthorized operation or accidental switching. It is commonly used in industrial electrical panels, commercial buildings, and maintenance lockout/tagout (LOTO) safety procedures.
What are the specifications of the Siemens ECQML12 mechanical interlock?
The Siemens ECQML12 is a mechanical interlock designed for use with Siemens BQ circuit breakers. Its product type is mechanical interlock, and the manufacturer part number is ECQML12. It provides a physical locking mechanism to secure the breaker handle, enhancing safety during maintenance or isolation tasks.
Where to buy the Siemens ECQML12 mechanical interlock worldwide?
You can source the Siemens ECQML12 mechanical interlock through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine Siemens accessories for industrial applications.
How to install the Siemens ECQML12 mechanical interlock on a BQ breaker?
To install the Siemens ECQML12, first ensure the BQ circuit breaker is in the OFF position. Align the interlock with the breaker handle mounting holes, then secure it using the provided hardware. The interlock will physically block handle movement when locked. Always follow Siemens installation instructions and local safety codes.
Used in
Common applications for SiemensSiemens Products
3G Electric supplies Siemens siemens circuit breaker locks & padlocks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
