LAL1.25/LAL2.25 fuel burner controller

Brand: Siemens
Origin: Germany
Product description
LAL: fuel burner, control and monitoring of intermittent operation of multi-stage or proportional adjustment of large and medium-sized fuel burner
LAL1: no air pressure monitoring of yellow and blue flame burners
LAL2: yellow flame fuel burner with air pressure monitoring
LAL3.25: suitable for special equipment, such as incinerator systems
LAL4: yellow and blue flame fuel burner with air pressure monitoring
Main parameters:
Main voltage: AC 230V -15%/+ 10%
Main frequency: 50 - 60Hz ±6%
Internal fuses: T6, 3H250V to IEC 127
External fuse: 10A
Power: 3.5VA
Weight: 1000g (base 165g)
Protection class: IP40
Rated current
Terminal: 1 5A (short time 20A)
Terminals: 3, 6, 7, 9 - 11, 15 - 20 4A (short time 20A)
And a switch 1A between terminals: 4, 5
And a switch 1A between the terminals: 4
Switch: 5A between terminals 4 and 14 (short time 20A)
Environmental conditions
Transport environment
Internal condition class: 2K3
Temperature range: -50 – 60°C
Humidity: <95%
Operating environment
Internal condition
Mechanical conditions class: 3M2
Temperature range: -20 – 60°C
Humidity: <95%
No water