LGK16 Siemens

SIEMENS FLAME CONTROL
Flame controllers Siemens for gas, oil o dual fuel burners.
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Description
Flame controllers Siemens for gas burners, liquid fuel or dual fuel medium capacity - high, with flame amplifier self-checking, for continuous operation of multi-stage or modulating, and monitoring of air pressure for damper checking.

Use: LGK16 ... burners have a control self-checking circuit and are suitable for use in all types of combustion of liquid fuel or gas plant, where monitoring systems self-checking flame they are mandatory or recommended.


Specifications:

- Complete reference: LGK16.122A27, LGK16.322A27, LGK16.333A17, LGK16.333A27, LGK16.335A17, LGK16.335A27, LGK16.622A17, LGK16.622A27, LGK16.635A27
- Flame detector: QRA53 ... / ... QRA55, ionization probe or QRA53 ... / ... QRA55 with ionization probe.
- Plug-in design
- Exchangeable unit fuse (including spare fuse) 
- Made of impact-proof and heat-resistant black plastic 
- Lockout reset button with viewing window; located behind it are the lockout warning lamp and the lockout indicator. 




For flame supervision with flame detector QRA53.../QRA55... or ionization probe

 

Preferred use:

Flash-steam

generators

Flash-steam

generators

D (also suited

for direct-fired

air heaters),

F

D, A

GB

F, I

B, NL

 

LGK16.122A27*

 LGK16.133A27

LGK16.322A27*

LGK16.333A27*

LGK16.335A27*

LGK16.622A27*

 LGK16.635A27*

t1

10 s

9 s

35.5 s

31.5 s

37 s

65 s

66 s

TSA

2 s

3 s

2 s

3 s

2.5 s

2 s

2.5 s

TSA´

2 s

3 s

2 s

3 s

5 s

2 s

5 s

t3

4 s

3 s

4 s

6 s

5 s

4 s

5 s

t3´

4 s

---

4 s

6 s

2.5 s

4 s

2.5 s

t3n

---

---

---

---

---

---

---

t4

6 s

6 s

10 s

11.5 s

12.5 s

10 s

12.5 s

t4´

6 s

---

10 s

11.5 s

15 s

10 s

15 s

t5

4 s

3 s

10 s

11.5 s

12.5 s

10 s

12.5 s

t6

10 s

14.5 s

12 s

17 s

15 s

12 s

15 s

t7

2 s

3 s

2 s

3 s

2.5 s

2 s

2.5 s

t8

30 s

29 s

65 s

69 s

74 s

95 s

103 s

t9

2 s

3 s

2 s

3 s

5 s

2 s

5 s

t10

6 s

6 s

8 s

11.5 s

10 s

8 s

10 s

t11

Optional

t12

Optional

t13

10 s

14.5 s

12 s

17 s

15 s

12 s

15 s

t16

4 s

3 s

4 s

6 s

5 s

4 s

5 s

t20

32 s

60 s

---

26 s

22 s

---

---







































































Legend of times 

t1       Prepurge time with air damper fully open 
TSA    Safety time or first safety time with burners using a pilot burner 
TSA’   Safety time or first safety time with burners using a pilot burner 
t3       Preignition time 
t3’      Long preignition time 
t3n     Postignition time (ignition transformer connected to terminal 15) 
t4       Interval between start of safety time and release of valve at  terminal 19 
t4’      Interval between start of safety time and release of valve at terminal 19 
t5       Interval between end of interval (t4/t4´) and release of load controller or valve at terminal 20 
t6       Postpurge time (identical to permissible afterburn time (t13)) 
t7       Switch-on delay of fan motor (M2) 
t8       Duration of startup without «t11» and «t12»
t9       Second safety time with burners using a pilot burner
t10     Interval from startup to the beginning of the air pressure check
t11     Air damper running time to the fully open position
t12     Air damper running time to the low-fire position
t13     Permissible afterburn time
t16     Interval from startup to the open command for the air damper
t20     Interval to self-shutdown of the sequence switch

* For burner controls operating on AC 100...110 V, 50...60 Hz, the last 2 digits of the
type reference read «17» in place of «27»




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