Grant 50/70 - Boiler Technical Information; Boiler Technical Data

7
Grant Vortex Indoor/Utility, System and Boiler House Oil Boilers
125 mm (5 in)**
150
6.4
1.2
22 mm (only connect plastic pipe)
26.0 mbar
9.5 mbar
28 m
1m
65 to 75° C
111° C ± 3° C
Less than 50° C
230/240 V ~ 50 Hz Fused at 5 Amp
¼" BSP Male (on end of flexible fuel hose)
Minimum flue draught - 8.7 N/m² (0.035 in wg)
Maximum flue draught - 37 N/m² (0.15 in wg)
2.5 bar
2.5 bar
90
2.6
0.85
125 mm (5 in)**100 mm (4 in) 100 mm (4 in)
Boiler technical data
3.1
3- BOILER TECHNICAL INFORMATION
Model
Water content litre
gal
* Weight (dry) kg
Max. heat output kW
(kerosene) Btu/h
Flow connection
Return connection
Min. flow rate (∆T=10°C) l/h
Min. flow rate (∆T=20°C) l/h
Condensate connection
Flue diameter (conventional)
Waterside resistance
Flow/Return temp. diff. of 10°C
Flow/Return temp. diff. of 20°C
Maximum static head
Minimum circulating head
Boiler thermostat range
Limit (safety) stat shut off temp
Max. hearth temperature
Electricity supply
Motor power Watts
Starting current Amps
Running current Amps
Oil connection
Conventional flue
Max operating press - sealed sys
Max operating press - open sys
* Weight includes burner but excludes flue.
** 125 mm diameter flue required for flexible flue liner (Orange system). Refer to Sections 4.1 and 4.7 for further details.
Indoor/Utility
System
90
2.6
0.85
90
2.6
0.85
150
6.4
1.2
90
4.2
0.85
50/90
19
4.2
126.5
26
88,700
22 mm
22 mm
2,200
1,100
90/120
21
4.7
142
36
122,840
28 mm
28 mm
3,000
1,500
120/155
21
4.7
142
46
157,000
28 mm
28 mm
4,000
2,000
50/70
16.5
3.6
70
21
71,650
22 mm
22 mm
90
4.2
0.85
200/240
50
11
299
70
238,840
1¼"BSP
1¼"BSP
6,000
3,000
155/200
50
11
295
58
197,896
1¼"BSP
1¼"BSP
5,200
2,600
120/155
21
4.7
134
46
157,000
28 mm
28 mm
4,000
2,000
90
4.2
0.85
90/120
21
4.7
134
36
122,840
28 mm
28 mm
3,000
1,500
50/90
19
4.2
112
26
88,700
22 mm
22 mm
2,200
1,100
50/90
19
4.2
116
26
88,710
1"BSP
1"BSP
2,200
1,100
90/120
21
4.7
133
36
122,840
1"BSP
1"BSP
3,000
1,500
120/155
21
4.7
46
157,000
1"BSP
1"BSP
4,000
2,000
155/200
50
11
249
58
197,896
1¼"BSP
1¼"BSP
5,200
2,600
200/240
50
11
253
70
238,840
1¼"BSP
1¼"BSP
6,000
3,000
Boiler House
133
90
4.2
0.85