1SDA063561R1 ABB KLFT7 Profalux Open-Position Key Lock

1SDA063561R1 ABB KLFT7 Profalux Open-Position Key Lock

ABB KLFT7 1SDA063561R1 is a Profalux mechanical key-lock accessory designed to secure compatible ABB SACE Tmax T7 circuit breakers in the open position.

SKU: 1SDA063561R1MPN: 1SDA063561R1
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Manufacturer Lead Time

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Why Choose the ABB KLFT7 Profalux Key Lock 1SDA063561R1?

The ABB KLFT7 1SDA063561R1 is a Profalux key-lock accessory designed for compatible ABB SACE Tmax circuit breakers. Identified by ABB as KLFT7 KEY LOCK PROFALUX OP. (PRED) x, it provides a mechanical locking solution for applications where controlled operation of the circuit breaker is required.

The accessory is intended to lock the circuit breaker in the open position, helping prevent unauthorised or unintended closing of the breaker during maintenance, isolation or controlled-access procedures. The key-operated mechanism provides a straightforward physical means of securing the breaker operating mechanism.

As an original ABB SACE Tmax accessory, order code 1SDA063561R1 is designed for integration with the applicable Tmax T7 platform. It is particularly useful in switchboards and industrial electrical installations where mechanical interlocking, controlled access or additional isolation security is required.

Key Advantages

  • Original ABB SACE Tmax key-lock accessory.
  • Profalux key-operated locking mechanism.
  • Designed to secure the circuit breaker in the open position.
  • Helps prevent unauthorised or accidental breaker operation.
  • Useful for maintenance isolation and controlled-access applications.
  • Designed for compatible ABB Tmax T7 circuit breakers.
  • Mechanical locking provides a simple and dependable physical isolation control.

Key Features

  • ABB designation: KLFT7
  • Profalux key-lock system.
  • Open-position locking function.
  • Predisposed key-lock configuration.
  • Mechanical circuit-breaker operating accessory.
  • Designed for the ABB SACE Tmax T7 platform.
  • Suitable for switchboard and industrial distribution applications.
  • ABB order code 1SDA063561R1.

Controlled Mechanical Locking for ABB Tmax T7

A key-lock accessory provides an additional level of operational control by mechanically restricting circuit-breaker operation. With the KLFT7 Profalux open-position lock, the compatible breaker can be secured against closing while the locking condition is engaged, supporting maintenance procedures and installations where access to breaker operation must be controlled.

The 1SDA063561R1 is an ABB-specific accessory rather than a general-purpose lock. Correct compatibility with the circuit breaker and its operating configuration should therefore be verified when specifying the accessory for an existing Tmax installation or a new switchboard assembly.

Typical Applications

  • ABB SACE Tmax T7 circuit breaker installations.
  • Industrial electrical switchboards.
  • Power distribution panels.
  • Maintenance isolation arrangements.
  • Applications requiring controlled breaker operation.
  • Electrical installations requiring open-position mechanical locking.
  • OEM switchgear and distribution assemblies using compatible ABB Tmax equipment.

Technical Specifications

Product family SACE Tmax
Designation KLFT7
ABB description KLFT7 KEY LOCK PROFALUX OP. (PRED) x
Order code 1SDA063561R1
Product type Circuit breaker key-lock accessory
Lock manufacturer/type Profalux
Locking position Open
Configuration Predisposed
Operating principle Mechanical key locking
Compatibility ABB SACE Tmax T7 platform
Product group 310511 – Tmax T4–T8

Frequently Asked Questions

What is the ABB 1SDA063561R1?

The ABB 1SDA063561R1 is a KLFT7 Profalux key-lock accessory for compatible ABB SACE Tmax circuit breakers, providing mechanical locking in the open position.

What does KLFT7 mean on the ABB 1SDA063561R1?

KLFT7 identifies the key-lock accessory associated with the ABB Tmax T7 platform. This version uses a Profalux key-lock mechanism.

What position does the ABB KLFT7 key lock secure?

The 1SDA063561R1 is specified as an open-position key lock, allowing the compatible circuit breaker to be mechanically secured against closing while the lock is engaged.

Why use a key lock on an ABB Tmax circuit breaker?

A key lock can help control access to circuit-breaker operation and prevent unintended closing, making it useful in maintenance isolation, switchboard control and other applications requiring mechanical operational security.

Is ABB 1SDA063561R1 a circuit breaker?

No. The 1SDA063561R1 is a mechanical key-lock accessory for compatible ABB SACE Tmax equipment; it is not a complete circuit breaker.

Original ABB SACE Tmax Accessory

ABB SACE Tmax accessories provide purpose-designed mechanical and electrical functions for compatible circuit breakers, supporting controlled operation, isolation and integration within professional switchboard and power distribution systems.