LME73.000A2

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Overview of Siemens LME73.000A2 Burner Control Basic Unit

The Siemens LME73.000A2 is a microprocessor-based burner control basic unit designed for intermittent operation of forced draft burners in one or two stages. It offers precise supervision and control for oil and gas burners of medium to large capacity when used together with the PME73 program modules. The unit operates at AC 230 V and includes features like flame monitoring, air pressure supervision, and fault diagnostics.

Key Features

  • Designed for intermittent operation of one or two-stage forced draft burners.
  • Microprocessor-based control for accurate and reliable burner management.
  • Supports integration with PME73 program modules for extended functionality.
  • Flame supervision via ionization probe or UV flame detectors (QRA2, QRA4, QRA10) and photoresistive detectors (QRB1, QRB3, QRB4).
  • Air pressure supervision with function check of the air pressure switch during burner start and operation.
  • Undervoltage detection and electrical remote lockout reset for safety and ease of maintenance.
  • Multi-color LED status indicators for operations, fault, and reset notifications.
  • Lockout reset button and programmable settings with password protection for OEMs and restricted user adjustments.
  • Operating voltage: 230 V AC ±15% at 50/60 Hz.
  • Compliance with EN 267, EN 676, EN 746-2, and DIN EN 298 standards for burner safety and control.

Technical Specs

Specification Details
Model LME73.000A2
Type Burner Control Basic Unit
Operation Intermittent (single or two-stage forced draft burner)
Voltage 230 V AC ±15%
Frequency 50/60 Hz
Flame Supervision Ionization probe, UV and photoresistive flame detectors
Safety Features Undervoltage detection, electrical remote lockout reset
Status Indicators Multicolor LEDs for operation and fault notifications
Air Pressure Supervision Function check included during start and operation
Standards EN 267, EN 676, EN 746-2, DIN EN 298
Dimensions Standard compact burner control footprint
Origin Made in Germany

Applications / Use Case

Suitable for supervisory and control tasks of medium to large forced draft oil and gas burners in industrial and commercial heating systems. It provides safe and efficient burner management as part of integrated burner control solutions.

Siemens ensures reliability and compliance with global safety standards, supported by comprehensive diagnostics and OEM-specific password protection.

LME73.000A2

$0.00

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    4.0

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  • LESS THAN

    1%

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Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

What is the condition of the product?

All products sold are New & Unused.

How fast is shipping?

All products are delivered within 2-8 business days depending on our stock location.

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