Burner Sequence Control
The LME21.330C2 is designed to control and supervise the startup and operation sequence of suitable gas burner systems.
SIEMENS LME21.330C2 Burner Control 230VAC 3s Safety Time
Available in stock (400)
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$27.45
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Regular price
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Technical Specifications
| Brand | SIEMENS |
| Model Number | LME21.330C2 |
| Product Category | Burner Control |
| Series | LME21 |
| Application | Single- or Two-Stage Gas Burners |
| Rated Voltage | 230 VAC |
| Mains Frequency | 50-60 Hz |
| Safety Time | 3 s |
| Prepurge Time | 30 s |
| Flame Supervision | Ionization Probe or QRA Flame Detector |
| Degree of Protection | IP40 |
Key Features
230 VAC Supply
The burner control operates with a 230 VAC mains supply at 50 to 60 Hz.
3-Second Safety Time
The LME21.330C2 configuration has a documented safety time of 3 seconds for burner startup supervision.
30-Second Prepurge
The specified startup sequence includes a 30-second prepurge period before the ignition and flame-establishment stages.
Flame Supervision
The LME21 series supports flame monitoring using an ionization probe or an applicable QRA flame detector depending on burner configuration.
Gas Burner Applications
The controller is intended for suitable single-stage or two-stage gas burner control and monitoring applications.
Applications
- Single-stage gas burners
- Two-stage gas burners
- Industrial burner systems
- Gas-fired heating equipment
- Boiler burner control
- Process heating equipment
- Combustion control systems
- Burner maintenance applications
Purchase Information
We support online purchase of the SIEMENS LME21.330C2 Burner Control. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.
Frequently Asked Questions
What is SIEMENS LME21.330C2?
It is an LME21 series burner control designed for startup sequencing, control and flame supervision of suitable gas burner systems.
What is the rated voltage of LME21.330C2?
The rated supply voltage is 230 VAC.
What mains frequency does LME21.330C2 support?
The specified mains frequency is 50 to 60 Hz.
What is the safety time of LME21.330C2?
The documented safety time is 3 seconds.
What is the prepurge time?
The LME21.330C2 configuration has a documented prepurge time of 30 seconds.
What type of burners can LME21.330C2 control?
It is intended for suitable single-stage or two-stage gas burner applications.
How does LME21.330C2 supervise the flame?
Flame supervision can be performed using an ionization probe or an applicable QRA flame detector depending on the burner configuration.
What is the degree of protection?
The burner control has a documented degree of protection of IP40.
Can LME21.330C2 be considered for an existing burner?
It can be considered after the complete model, supply voltage, burner type, startup sequence, safety time, flame detector and wiring configuration have been checked.
Are different LME21 variants interchangeable?
Different LME21 variants can have different timing and application characteristics, so the complete LME21.330C2 designation should be checked before selection.
What should be checked before ordering LME21.330C2?
Check the complete model designation, 230 VAC supply, burner operating sequence, 3-second safety time, 30-second prepurge time, flame supervision method, wiring and system requirements before ordering.
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