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11 

 

2.5  REX DUAL/REX DUAL F (side by side) 80-260 BOILER 

 

Characteristics

Efficiency 100%

(N.C.V.)

NG max flow

rate G20

NG max flow

rate G30

NG max flow

rate G31

Max flow rate

of flues

Efficiency at 30%

(N.C.V.)

kW

kcal/h

kW

kcal/h

%

m³/h

kg/h

kg/h

kg/h

%

Medium Temp.

70°C

Medium Temp.

70°C

REX DUAL 80

800

688.000

866

744.760

92,38

91,64

68,01

67,28

1365,44

91,80

REX DUAL 100

1000

860.000 1084 932.240

92,25

114,71

85,14

84,21

1709,18

91,90

REX DUAL 124

1240

1.066.000 1344 1.155.840

92,26

142,22

105,56

104,41

2119,08

91,80

REX DUAL 150

1500

1.290.000 1626 1.398.360

92,25

172,06

127,70

126,32

2563,69

91,80

REX DUAL 170

1700

1.462.000 1842 1.584.120

92,29

194,92

144,67

143,10

2904,31

91,80

REX DUAL 190

1900

1.634.000 2060 1.771.600

92,23

217,99

161,79

160,04

3248,05

91,70

REX DUAL 200

2040

1.754.000 2212 1.902.320

92,22

234,07

173,73

171,84

3487,64

91,70

REX DUAL 240

2400

2.064.000 2602 2.237.720

92,24

275,34

204,36

202,14

4102,57

91,80

REX DUAL 260

2600

2.236.000 2818 2.423.480

92,26

298,20

221,32

218,92

4443,18

91,70

Heat output

Heat input

Medium Temp.

 70°C

 

Characteristics

Pressure losses

flue gas side

Heat losses through

 the chimney

Heat losses through

the casing

Heat losses with

burner off

Press. losses

water side

Design

Pressure

Total

capacity

Total

weight 

Electric

supply

Frequency

Insulation

class

Electric

power

mbar

%

%

%

°C

°C

°C

%

%

%

mbar

bar

l

kg

Volt ~

Hz

IP

W

GAS GASOIL HEAVY OIL GAS GASOIL HEAVY OIL  (

Δ

T=12K)

With electr.

contr. (excluded

pump and burner)

N

at. g

as

Lpg

Ga

so

il

H

eav

y oi

l

REX DUAL 80

4,1

6,82

0,80

0,10

182 185

184

10,5 13,5

14,0

63

5

720 1167 230

50

IP40

20

X X X X

REX DUAL 100

4,2

6,95

0,80

0,10

185 188

187

10,5 13,5

14,0

98

5

1080 1705 230

50

IP40

20

X X X X

REX DUAL 124

6,4

6,94

0,80

0,10

185 188

187

10,5 13,5

14,0

62

5

1290 1925 230

50

IP40

20

X X X X

REX DUAL 150

5,2

6,95

0,80

0,10

185 188

187

10,5 13,5

14,0

44

5

1710 2409 230

50

IP40

20

X X X X

REX DUAL 170

7,2

6,91

0,80

0,10

184 187

187

10,5 13,5

14,0

56

5

1710 2409 230

50

IP40

20

X X X X

REX DUAL 190

5,2

6,97

0,80

0,10

185 188

188

10,5 13,5

14,0

22

5

1900 2833 230

50

IP40

20

X X X X

REX DUAL 200

4,0

6,98

0,80

0,10

186 189

188

10,5 13,5

14,0

26

5

2400 3686 230

50

IP40

20

X X X X

REX DUAL 240

5,5

6,96

0,80

0,10

185 188

188

10,5 13,5

14,0

35

5

2400 3686 230

50

IP40

20

X X X X

REX DUAL 260

6,5

6,94

0,80

0,10

185 188

187

10,5 13,5

14,0

42

5

2400 3686 230

50

IP40

20

X X X X

Flue gas temp. at boiler

output and air at 20 deg. C

CO2

Fuel

 

Characteristics

Efficiency 100%

(N.C.V.)

NG max flow

rate G20

NG max flow

rate G30

NG max flow

rate G31

Max flow rate

of flues

Efficiency at 30%

(N.C.V.)

kW

kcal/h

kW

kcal/h

%

m³/h

kg/h

kg/h

kg/h

%

Medium Temp.

70°C

Medium Temp.

70°C

REX DUAL 80 F

800

688.000

840

722.400

95,24

88,89

65,97

65,26

1324,46

95,40

REX DUAL 100 F

1000

860.000 1048 901.280

95,42

110,90

82,31

81,42

1652,41

95,70

REX DUAL 124 F

1240

1.066.000 1298 1.116.280

95,53

137,35

101,94

100,84

2046,52

95,90

REX DUAL 150 F

1500

1.290.000 1572 1.351.920

95,42

166,35

123,46

122,12

2478,62

95,92

REX DUAL 170 F

1700

1.462.000 1782 1.532.520

95,40

188,57

139,96

138,44

2809,69

95,80

REX DUAL 190 F

1900

1.634.000 1994 1.714.840

95,29

211,01

156,61

154,91

3144,05

95,70

REX DUAL 200 F

2040

1.754.000 2138 1.838.680

95,42

226,24

167,92

166,10

3370,98

95,75

REX DUAL 240 F

2400

2.064.000 2518 2.165.480

95,31

266,46

197,76

195,62

3970,25

95,85

REX DUAL 260 F

2600

2.236.000 2728 2.346.080

95,31

288,68

214,25

211,93

4301,33

95,78

Heat output

Heat input

Medium Temp.

 70°C

 

Characteristics

Pressure losses

flue gas side

Heat losses through

 the chimney

Heat losses through

the casing

Heat losses with

burner off

Flue gas temp. at boiler

output and air at 20 deg. C

CO2

Press. losses

water side

Design

Pressure

Total

capacity

Total

weight 

Electric

supply

Frequency

Insulation

class

Electric

power

mbar

%

%

%

°C

%

mbar

bar

l

kg

Volt ~

Hz

IP

W

GAS

GAS  (

Δ

T=12K)

With electr.

contr. (excluded

pump and burner)

N

at. g

as

Lpg

Ga

so

il

H

eav

y oi

l

REX DUAL 80 F

4,7

4,26

0,50

0,10

127

11,0

63

5

720 1255 230

50

IP40

20

X X - -

REX DUAL 100 F

4,8

4,08

0,50

0,10

122

11,0

98

5

1080 1802 230

50

IP40

20

X X - -

REX DUAL 124 F

7,3

3,97

0,50

0,10

120

11,0

62

5

1290 2033 230

50

IP40

20

X X - -

REX DUAL 150 F

5,8

4,08

0,50

0,10

122

11,0

44

5

1710 2566 230

50

IP40

20

X X - -

REX DUAL 170 F

8,0

4,10

0,50

0,10

123

11,0

56

5

1710 2566 230

50

IP40

20

X X - -

REX DUAL 190 F

5,9

4,21

0,50

0,10

126

11,0

22

5

1900 2998 230

50

IP40

20

X X - -

REX DUAL 200 F

4,5

4,08

0,50

0,10

122

11,0

26

5

2400 3905 230

50

IP40

20

X X - -

REX DUAL 240 F

6,2

4,19

0,50

0,10

125

11,0

35

5

2400 3905 230

50

IP40

20

X X - -

REX DUAL 260 F

7,3

4,19

0,50

0,10

125

11,0

42

5

2400 3905 230

50

IP40

20

X X - -

Fuel

 

Содержание REX F

Страница 1: ...TECHNICAL MANUAL REX REX F REX K REX K F REX DUAL REX DUAL F PRESSURISED STEEL BOILERS...

Страница 2: ......

Страница 3: ...side by side 80 260 POSITIONING INSTRUMENTS 15 3 3 ELECTRICAL CONNECTION 16 3 4 REX REX F REX K REX K F OPTIONAL CONTROL PANEL FIG 3 16 3 5 INSTALLATION OF REX 140 350 BOILER CONTROL PANEL FIG 4 AND P...

Страница 4: ...cturer cannot be held responsible At the first start up all regulation and control devices positioned on the control panel should be checked for efficiency The guarantee shall be valid only upon compl...

Страница 5: ...X REX 25 REX K 25 2 0 6 95 0 80 0 10 185 188 187 10 5 13 5 14 0 98 5 220 431 230 50 IP40 20 X X X X REX 30 REX K 30 2 0 6 89 0 80 0 10 184 186 186 10 5 13 5 14 0 50 5 300 475 230 50 IP40 20 X X X X RE...

Страница 6: ...0 50 50 6 1 1 1 2 1 2 1 2 REX 9 REX K 9 REX 9 F REX K 9 F 1030 855 415 912 415 54 5 756 700 1119 755 513 265 341 200 250 130 200 50 50 6 1 1 1 2 1 2 1 2 REX 10 REX K 10 REX 10 F REX K 10 F 1030 855 41...

Страница 7: ...F REX K 200 F 2000 1 720 000 2094 1 800 840 95 51 221 59 164 46 162 68 3301 69 95 80 REX 240 F REX K 240 F 2400 2 064 000 2518 2 165 480 95 31 266 46 197 76 195 62 3970 25 95 40 REX 300 F REX K 300 F...

Страница 8: ...5 443 92 329 47 325 90 6614 41 95 45 REX 450 F 4500 3 870 000 4720 4 059 200 95 34 499 47 370 70 366 68 7442 10 95 50 REX 500 F 5000 4 300 000 5245 4 510 700 95 33 555 03 411 94 407 47 8269 95 95 46 R...

Страница 9: ...230 50 IP40 20 X X X X REX DUAL 150 5 2 6 95 0 80 0 10 185 188 187 10 5 13 5 14 0 44 5 1710 2621 230 50 IP40 20 X X X X REX DUAL 170 7 2 6 91 0 80 0 10 184 187 187 10 5 13 5 14 0 56 5 1710 2621 230 5...

Страница 10: ...10 440 1320 830 54 5 1034 5 989 806 750 590 2048 1250 1650 398 200 250 160 250 6 80 80 1 1 1 1 2 1 2 1 2 REX DUAL 60 REX DUAL 60 F 1993 490 1470 1910 490 1470 930 54 5 1034 5 1089 906 850 690 2049 125...

Страница 11: ...0 0 10 185 188 188 10 5 13 5 14 0 35 5 2400 3686 230 50 IP40 20 X X X X REX DUAL 260 6 5 6 94 0 80 0 10 185 188 187 10 5 13 5 14 0 42 5 2400 3686 230 50 IP40 20 X X X X Flue gas temp at boiler output...

Страница 12: ...1 4 1 1 2 1 2 1 2 1 2 REX DUAL 170 REX DUAL 170 F 1990 1335 675 1417 675 60 2600 1240 1305 2247 1753 704 1100 443 270 320 280 350 150 150 6 1 1 1 4 1 1 2 1 2 1 2 1 2 REX DUAL 190 REX DUAL 190 F 1990 1...

Страница 13: ...led because it uses a burner provided with fan which introduces into the combustion chamber the exact amount of air necessary in relation to the fuel and maintains an overpressure in the furnace equiv...

Страница 14: ...u are advised to close t he supply cock and keep it closed so that any leaks from the system will be identified by a drop in hydraulic pressure indicated on the system pressure gauge The generator mus...

Страница 15: ...ith control manometer flange 5 2 nd safety valve fitting or thermal drainage 1st safety 6 2 nd boiler circulator consent thermostat and safety thermostat bulb wells 7 Flanges to weld after the definit...

Страница 16: ...l can be rotated to gain access to the terminal board and uncoil the ther mostat and thermometer capillaries A copy of the wiring diagram is contained inside the control panel cover The regulation the...

Страница 17: ...s and thermometer through the window and screw them in the squa re pipe of the bracket and slide them in the protective tube through top openings until they reach the wells 6 Lock them using the speci...

Страница 18: ...18 1 2 6 3 4 5 9...

Страница 19: ...on and for increase o decrease wait 2 seconds and the parameter will be saved automatically OP2 From the main screen push and the parameter A2S P is the value of the second stage burner change it with...

Страница 20: ...is contained inside the control panel The regulation bi thermostats TR1 and TR2 have an operating range from 42 to 87 and can be set by the user by means of the front k nob The temperature differenti...

Страница 21: ...ssary for the boiler and that it is provided with all control and safety devices provided for by the regulations referred to above f Check that the boiler room vents are sized in or der to guarantee t...

Страница 22: ...be inserted and welded on the rear plate tube 6 keeping the boiler in upright position or but welding will be more difficult horiz ontally the choice will depend on the size of premises and the equipm...

Страница 23: ...alve and expansion vessel N6 Bulb wells Fig 7 Fig 8 DIMENSIONS AND WEIGHTS OF THE BULKIEST PARTS Tube nest Furnace Manhole MOD mm length mm weight kg width mm height mm weight kg 7 631 620 30 700 630...

Страница 24: ...e boiler side frame d Fit the upper panel 2S on the boiler and fit on th is panel the control panel uncoil the thermometer and thermostat capillaries and insert the bulbs in the wells e Fit panel 1D a...

Страница 25: ...ls e Fit the panels 1D 2D and 3D ensuring that the capillaries are inserted in the slot provided in the panel 3D securing the control panel to panel 3D Super isolation on request f Fit the panels 5S a...

Страница 26: ...sing holes P1 or P2 insert bulbs in their wells see figure Fit the control panel c Fit panels P1 and P4 inserting the upper fold into the square tube and the lower fold to the boiler side frame d Fit...

Страница 27: ...the best remedy at con struction level is to eliminate areas that overheat Scale creates an insulating layer which reduces the thermal transfer of the generator affecting system ef ficiency This means...

Страница 28: ...ature CO Gas 10 190 C 0 20 ppm Gas oil 13 195 C 10 80 ppm Heavy oil 13 5 200 C 50 150 ppm A diagram is provided in which the system efficiency is obtained according to the flue gas temperature the amb...

Страница 29: ...n switched off until the insulating parts are cooler 6 2 CLEANING AND SERVICING Close fuel supply and disconnect the electrical mains before starting any cleaning and servicing operations As economic...

Страница 30: ......

Страница 31: ...087833051 info stokvisboilers com www stokvisboilers com The illustration and details reported are indicative only and are not binding STOKVIS reserves the right to introduce alterations and or amendm...

Страница 32: ...ASSEMBLY INSTRUCTIONS STAVES LINING...

Страница 33: ......

Страница 34: ...L 1 Wrap the fiberglass around the boiler body and use the supplied strap to secure it see fig DIAGRAM OF PLASTIC STRAP LOCKING TO SECURE THE FIBERGLASS TO THE BOILER SHELL 2 Prepare the staves by ins...

Страница 35: ...e uprights and the beams to the plates by means of appropriate screws and nuts NOTE the beam shown in the figure if supplied in the package must be placed between the two tube panels in order to suppo...

Страница 36: ...After all staves have been inserted install the closing frame using the self locking screws NOTE If the boiler has upper connections it is necessary to install the special central covers as shown in...

Страница 37: ...e boiler front beam Pass the cables through the loopholes within the structure see the figure NOTE if the panel supporting stave is included in the kit containing the screw holes and the capillar eyel...

Страница 38: ...087833051 info stokvisboilers com www stokvisboilers com The illustration and details reported are indicative only and are not binding STOKVIS reserves the right to introduce alterations and or amendm...

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