Lennox Merit Series, Руководство по установке

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14
VENTING
Vent Connector Capacity
Type B Double−Wall Vents with Type B Double−Wall Connectors
Serving Two or More Category I Appliances
Vent
Height
H
(m)
Connector
Rise
R
(m)
Vent and Connector Diameter − D (mm)
25mm 50mm 125mm 150mm
Appliance Input Rating in Thousands of Btu Per Hour
MIN MAX MIN MAX MIN MAX MIN MAX
1.8
1
22 37 35 66 46 106 58 164
0.6 23 41 37 75 48 121 60 183
0.9 24 44 38 81 49 132 62 199
2.4
22 40 35 72 49 114 64 176
23 44 36 80 51 128 66 195
24 47 37 87 53 139 67 210
3.0
22 43 34 78 49 123 65 189
23 47 36 86 51 136 67 206
24 50 37 92 52 146 69 220
4.5
21 50 33 89 47 142 64 220
22 53 35 96 49 153 66 235
24 55 36 102 51 163 68 248
6.0
21 54 33 99 46 157 62 246
22 57 34 105 48 167 64 259
23 60 35 110 50 176 66 271
9.0
20 62 31 113 45 181 60 288
21 64 33 118 47 190 62 299
22 66 34 123 48 198 64 309
Common Vent Capacity
Type B Double−Wall Vents with Type B Double−Wall Connectors
Serving Two or More Category I Appliances
Vent
Height
H
(m)
Common Vent Diameter − D (mm)
100mm 125mm 150mm 175mm
Appliance Input Rating in Thousands of Btu Per Hour
FAN + FAN FAN + NAT FAN + FAN FAN + NAT FAN + FAN FAN + NAT FAN + FAN FAN + NAT
1.8 92 81 140 116 204 161 309 248
2.4 101 90 155 129 224 178 339 275
3.0 110 97 169 141 243 194 367 299
4.5 125 112 195 164 283 228 427 352
6.0 136 123 215 183 314 255 475 394
9.0 152 138 244 210 361 297 547 459
1
0.6
0.9
1
0.6
0.9
1
0.6
0.9
1
0.6
0.9
1
0.6
0.9