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Siemens Handle Blocking Device: Handle Blocking Device, Siemens QP, BL, BQ - Siemens Circuit Breaker Locks & Padlocks
SiemensSiemens Circuit Breaker Locks & Padlocks

Siemens Handle Blocking Device: Handle Blocking Device, Siemens QP, BL, BQ

The Siemens Handle Blocking Device (MPN ECQL1) is a circuit breaker lock and padlock accessory designed for use with Siemens QP, BL, BQ, and BQXD circuit breakers. This handle blocking device provides a physical…

SKU 3G-OTH-23369

Also listed as: ECQL 1 · ECQL-1

Brand
Siemens
Item
Handle Blocking Device: Handle Blocking Device, Siemens QP, BL, BQ
Category
Siemens Circuit Breaker Locks & Padlocks
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Siemens
Manufacturer Part Number
ECQL1
For Use With
Siemens QP, BL, BQ, BQXD
Product Type
Handle Blocking Device

Technical Documents

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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens Handle Blocking Device (MPN ECQL1) is a circuit breaker lock and padlock accessory designed for use with Siemens QP, BL, BQ, and BQXD circuit breakers. This handle blocking device provides a physical locking mechanism to prevent unauthorized operation of the breaker handle.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Siemens Handle Blocking Device ECQL1 used for?

The Siemens Handle Blocking Device ECQL1 is a circuit breaker lock accessory that physically blocks the handle of Siemens QP, BL, BQ, and BQXD breakers. It prevents unauthorized or accidental operation, supporting lockout/tagout safety procedures in industrial electrical panels.

What are the specifications of the Siemens Handle Blocking Device ECQL1?

The Siemens Handle Blocking Device (MPN ECQL1) is designed for use with Siemens QP, BL, BQ, and BQXD circuit breakers. It is a handle blocking device type accessory that provides a physical locking mechanism for the breaker handle. No additional electrical ratings are specified.

Where to buy the Siemens Handle Blocking Device ECQL1 worldwide?

3G Electric supplies the Siemens Handle Blocking Device ECQL1 to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this circuit breaker lock accessory.

How to install the Siemens Handle Blocking Device ECQL1?

Installation of the Siemens Handle Blocking Device ECQL1 typically involves attaching the device to the breaker handle and securing it with a padlock. Always follow Siemens' instructions and de-energize the circuit before installation. Consult a qualified electrician for proper lockout/tagout compliance.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens 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.

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