Siemens LGK16.635A27 User Manual

CC1N7785en
20.11.2017
Building Technologies Division
7
785
Burner Controls LOK16...
LGK16...
Burner controls
 For gas, oil or dual-fuel forced draft burners of medium to high capacity
 For multistage or modulating burners in continuous operation
 With air pressure supervision for checked air damper control.
 Flame supervision
- LOK16: With silicon detector RAR
- LGK16: With flame detector QRA53/QRA55/ionization probe
 Burner control for oil burners or gas burners in accordance with EN 298:2012
 Suitable for use with air heaters (WLE)
 With self-checking flame signal amplifier
The LOK16.../LGK16... and this Data Sheet are intended for use by OEMs which
integrate the burner controls in their products.

Siemens LGK16.635A27 Specifications

General

Type	LGK16.635A27
Mains Voltage	230 V AC
Mains Frequency	50/60 Hz
Burner type	Forced draft burners
Protection class	IP40
Rated voltage	230 V AC
Mounting type	DIN rail
Trip unit	Not applicable
Standards	EN 298
Flame detector	UV detector

Summary

Use

Warning notes

Mounting notes

Installation notes

Application notes

Electrical connection of flame detectors

Commissioning notes

Type summary

Accessories (to be ordered separately)

Technical data

Function

Principle of self-supervision

Explains the dynamic handling of flame detector signals for safety.

Prerequisites for burner startup

Startup program

Control sequence in the event of fault and indication of lockout

Connection diagrams

Program sequence

Connection examples