Unigas S10, Установка, эксплуатация и обслуживание, Страница: 25 / 32

APPENDIX: COMPONENTS CHARACTERISTICS 25
KEY - internal diagram
AL Block signal
AR Main relay with "ar" contacts
BR Block relay with "br" contacts
BV Fuel valve
Dbr1 U bolt
EK
Unblocking button
FE Detection electrode
FR Flame relay with "fr" contacts
GP Gas pressostat
HS Main selector
L Phase conductor
L1 Block light (blinking)
LP Air pressostat
M Fan motor
MS Synchronous motor
N Neutral conductor
R Thermostat or pressostat
W Safety thermostat or pressostat
Z Ignition transformer
LGB21
Key - programmer's diagram
A start-up (command from regulator “R”)
AR main relay
B burner operation
C program start position (start up)
FR flame relay
tw waiting time
t1 preventilation time
t2 safety time
t3 pre-ignition time
t4 interval of time BV1-BV2 or BV1-LR
t10 waiting time for confirmation of air pressure
t11 air damper movement time to open position
t12 air damper movement time to close position
t20 travel time for auto-return of the programmer
T programmer's total time
I.IX contacts of programmer's cams
LGB22