background image

5832

12

CYCLE OF THE BURNER START-UP

 

(t

x

)

Factory setting: 20 s. 
This time determines the heavy oil tempera-
ture at ignition. It can be adjusted, accord-
ing to the fuel’s viscosity, by the timer 22)
(Fig. 1). 
The adjacent diagram shows the suggest-
ed settings.

Motor lock-out 

It is caused by the over load relay when overload oc-
curs or no current supply.
Re-set: push button 7 and 10 (fig. 1)

NB.:

 Periodically clean the filter of the pre-heater tank.

THREE STAGE OPERATION

 

Thermostat

Motor

Ignition transformer

st 

stage valve

nd

 stage valve

Lock-out lamp

Pre-purge

rd

 stage valve

Lock-out because no ignition

Normal

D2848

t

(

s

)

Viscosity at 50°C (

°E

)

D3211

t

x

 max = 60 s

st 

stage

nd 

stage

rd 

stage

max.

0

Содержание P200 T/N

Страница 1: ...Installation use and maintenance instructions 2915832 4 08 2012 Heavy oil burners CODE MODEL TYPE 3437785 P200 T N 467 T80 3437786 P200 T N 467 T80...

Страница 2: ......

Страница 3: ...viscosity 500mm2 s 65 E at 50 C Pump 350 kg h at 25 bar Electrical supply 3N 220 380V 60 Hz Fan motor rpm V kW A 3470 220 380 5 5 19 7 11 4 Ignition transformer V1 V2 I1 I2 230 V 2 x 6 kV 2 A 35 mA El...

Страница 4: ...ntrol box reset push button and lock out lamp 11 Adjustment thermostat 12 Regulating bush for combustion head 13 Wiring terminal board 14 Ignition transformer 15 Filter 16 Valves group 17 Manometer 18...

Страница 5: ...ssurization conditions are improved and no problems arise Boiler front plate drilling Combustion head projection For the combustion head projection carefully follow the boiler manufacturer indications...

Страница 6: ...TAGE POWER AND OUTPUT MINIMUM MAXIMUM kW kg h kW kg h 1st nozzle ignition phase 376 33 763 67 1st 2nd nozzle intermediate phase 763 67 1516 133 1st 2nd 3rd nozzle operation phase 1140 100 2279 200 2nd...

Страница 7: ...the burner pump If several burners are supplied through the same ring supply line the forwarding pump should have a capacity of approx 30 more than the sum of the single burners outputs For starting u...

Страница 8: ...thermostat FR Photoresistance Tm Minimal thermostat MB Burner terminal strip TP Timer MV Fan motor L1 Lamps for 1st stage RMO Control box L2 Lamps for 2nd stage RT Overload L3 Lamps for 3rd stage S P...

Страница 9: ...or 2nd stage T3 Load control system for 3rd stage NOTE y Check the lock out by darkening the photo cell after removal of the cover ATTENTION HIGH VOLTAGE y In case of supply 220V without neutral conne...

Страница 10: ...es Nozzles 60 Pump pressure 25 bar The references of table B should be followed in case of need of modification of the pump pressure in order to vary the output diverse composition of the 3 nozzles gr...

Страница 11: ...rated one The pump leaves the factory set at 25 bar On the base of the maximum delivery detect from table C the combustion head adjustment The adjustment should be made by turning the screw A till th...

Страница 12: ...not turn clockwise the lever to avoid crawlings of the air shutters turning the lever anticlockwise the motor will be in different position during the passage from 2nd to 1st stage or during the stop...

Страница 13: ...is switches off the resistance when because of failure of the adjustment ther mostat the temperature of the pre heater increases to unacceptable levels a high temperature alarm output is provided on t...

Страница 14: ...s Motor lock out It is caused by the over load relay when overload oc curs or no current supply Re set push button 7 and 10 fig 1 NB Periodically clean the filter of the pre heater tank THREE STAGE OP...

Страница 15: ...below COLOUR CODE TABLE Sequences Colour code Pre purging Ignition phase Operation flame ok Operating with weak flame signal Electrical supply lower than 170V Lock out Extraneous light Key Off Yellow...

Страница 16: ...Subject to modifications RIELLO S p A I 37045 Legnago VR Tel 39 0442 630111 http www riello it http www rielloburners com...

Отзывы: