21
Figure 8: Water Piping (Single Boiler)
TABLE 2 - EVS BOILER FLOW AND PRESSURE DROP
BOILER
MODEL
20°
D
T
(at high fire)
40°
D
T
(at high fire)
Minimum Flow
Rate (gpm)
Maximum Flow
Rate (gpm)
Supply/Return
Pipe
(inch dia.)
D
P
(Ft.)
Flow
(GPM)
D
P
(Ft.)
Flow
(GPM)
EVS-500
2.93
43
0.74
22
22
43
2
EVS-750
1.81
62
0.46
31
31
62
3
EVS-1000
3.24
82
0.81
41
44
82
3
EVS-1500
7.37
125
1.85
63
63
125
3
EVS-2000
13.27
170
3.32
85
85
170
3
EVS-2000S
4.27
173
1.36
87
87
173
4
EVS-2500
4.34
217
1.43
109
109
217
4
EVS-3000
4.41
261
1.73
131
131
261
4
Summary of Contents for EVS SERIES
Page 14: ...14 Figure 4 Vertical Pressurized Venting ...
Page 16: ...16 Figure 5 Typical Negative Pressure Conventional Venting ...
Page 18: ...18 Figure 7 Vertical Air Intake Piping ...
Page 27: ...27 Figure 9a 208 230 460V 1 3 ph 60 Hz Supply Power Wiring Schematic ...
Page 28: ...28 Figure 9b 120V 1ph 60Hz Supply Power Wiring Schematic ...
Page 29: ...29 Figure 9c Standard UL FM CSD 1 Wiring Diagram EVS 500 2000 ...
Page 31: ...31 Figure 9e Standard UL FM CSD 1 EVS 2000S 3000 ...
Page 35: ...35 Figure 11 Modular System Horizontal Air Intake Piping ...
Page 36: ...36 Figure 12 Modular System Vertical Air Intake Piping ...
Page 37: ...37 Figure 13 Modular System Typical One Pipe Water Piping ...
Page 38: ...38 Figure 14 Modular System Typical Primary Secondary Water Piping ...
Page 39: ...39 Figure 15 Modular System Typical Primary Secondary without System Pump ...
Page 40: ...40 Figure 16 Modular System Typical Reverse Return Water Piping ...
Page 41: ...41 Figure 17 Modular System Reverse Return with System Pump Only ...
Page 42: ...42 Figure 18 Modular System Typical Primary Secondary with Reverse Return ...
Page 58: ...58 Figure 19 Combustion Chamber Assembly ...
Page 60: ...60 Figure 20 Burner Assembly FRONT VIEW TOP VIEW ...
Page 62: ...62 Figure 21 UL FM CSD 1 Main Gas Train Assembly ...
Page 65: ...65 Figure 22b DB B Gas Train 500 750 Figure 22c DB B Gas Train 1000 2000 ...
Page 70: ...70 Figure 23 Jacket Panels ...
Page 74: ...74 Figure 25 Pilot Assembly Bishop Design ...
Page 88: ...88 NOTES ...
Page 89: ...89 NOTES ...
Page 90: ...90 NOTES ...
Page 91: ...91 NOTES ...
